feat(bot): add confirmed purchase proposals in topic ingestion

2026-03-31 12:04:02 +00:00 · 2026-03-11 01:32:47 +04:00
parent d1a3f0e10c
commit a63c702037
10 changed files with 1312 additions and 234 deletions
--- a/apps/bot/src/config.ts
+++ b/apps/bot/src/config.ts
@@ -15,6 +15,7 @@ export interface BotRuntimeConfig {
  reminderJobsEnabled: boolean
  openaiApiKey?: string
  parserModel: string
+  purchaseParserModel: string
 }

 function parsePort(raw: string | undefined): number {
@@ -103,7 +104,9 @@ export function getBotRuntimeConfig(env: NodeJS.ProcessEnv = process.env): BotRu
    miniAppAuthEnabled,
    schedulerOidcAllowedEmails,
    reminderJobsEnabled,
-    parserModel: env.PARSER_MODEL?.trim() || 'gpt-4.1-mini'
+    parserModel: env.PARSER_MODEL?.trim() || 'gpt-4.1-mini',
+    purchaseParserModel:
+      env.PURCHASE_PARSER_MODEL?.trim() || env.PARSER_MODEL?.trim() || 'gpt-5-mini'
  }

  if (databaseUrl !== undefined) {
--- a/apps/bot/src/i18n/locales/en.ts
+++ b/apps/bot/src/i18n/locales/en.ts
@@ -164,9 +164,27 @@ export const enBotTranslations: BotTranslationCatalog = {
  },
  purchase: {
    sharedPurchaseFallback: 'shared purchase',
-    recorded: (summary) => `Recorded purchase: ${summary}`,
-    savedForReview: (summary) => `Saved for review: ${summary}`,
-    parseFailed: "Saved for review: I couldn't parse this purchase yet."
+    proposal: (summary) => `I think this shared purchase was: ${summary}. Confirm or cancel below.`,
+    clarification: (question) => question,
+    clarificationMissingAmountAndCurrency:
+      'What amount and currency should I record for this shared purchase?',
+    clarificationMissingAmount: 'What amount should I record for this shared purchase?',
+    clarificationMissingCurrency: 'Which currency was this purchase in?',
+    clarificationMissingItem: 'What exactly was purchased?',
+    clarificationLowConfidence:
+      'I am not confident I understood this. Please restate the shared purchase with item, amount, and currency.',
+    confirmButton: 'Confirm',
+    cancelButton: 'Cancel',
+    confirmed: (summary) => `Purchase confirmed: ${summary}`,
+    cancelled: (summary) => `Purchase proposal cancelled: ${summary}`,
+    confirmedToast: 'Purchase confirmed.',
+    cancelledToast: 'Purchase cancelled.',
+    alreadyConfirmed: 'This purchase was already confirmed.',
+    alreadyCancelled: 'This purchase was already cancelled.',
+    notYourProposal: 'Only the original sender can confirm or cancel this purchase.',
+    proposalUnavailable: 'This purchase proposal is no longer available.',
+    parseFailed:
+      "I couldn't understand this as a shared purchase yet. Please restate it with item, amount, and currency."
  },
  payments: {
    topicMissing:
--- a/apps/bot/src/i18n/locales/ru.ts
+++ b/apps/bot/src/i18n/locales/ru.ts
@@ -167,9 +167,27 @@ export const ruBotTranslations: BotTranslationCatalog = {
  },
  purchase: {
    sharedPurchaseFallback: 'общая покупка',
-    recorded: (summary) => `Покупка сохранена: ${summary}`,
-    savedForReview: (summary) => `Сохранено на проверку: ${summary}`,
-    parseFailed: 'Сохранено на проверку: пока не удалось распознать эту покупку.'
+    proposal: (summary) => `Похоже, это общая покупка: ${summary}. Подтвердите или отмените ниже.`,
+    clarification: (question) => question,
+    clarificationMissingAmountAndCurrency:
+      'Какую сумму и валюту нужно записать для этой общей покупки?',
+    clarificationMissingAmount: 'Какую сумму нужно записать для этой общей покупки?',
+    clarificationMissingCurrency: 'В какой валюте была эта покупка?',
+    clarificationMissingItem: 'Что именно было куплено?',
+    clarificationLowConfidence:
+      'Я не уверен, что правильно понял сообщение. Переформулируйте покупку с предметом, суммой и валютой.',
+    confirmButton: 'Подтвердить',
+    cancelButton: 'Отменить',
+    confirmed: (summary) => `Покупка подтверждена: ${summary}`,
+    cancelled: (summary) => `Предложение покупки отменено: ${summary}`,
+    confirmedToast: 'Покупка подтверждена.',
+    cancelledToast: 'Покупка отменена.',
+    alreadyConfirmed: 'Эта покупка уже подтверждена.',
+    alreadyCancelled: 'Это предложение покупки уже отменено.',
+    notYourProposal: 'Подтвердить или отменить эту покупку может только отправитель сообщения.',
+    proposalUnavailable: 'Это предложение покупки уже недоступно.',
+    parseFailed:
+      'Пока не удалось распознать это как общую покупку. Напишите предмет, сумму и валюту явно.'
  },
  payments: {
    topicMissing:
--- a/apps/bot/src/i18n/types.ts
+++ b/apps/bot/src/i18n/types.ts
@@ -187,8 +187,23 @@ export interface BotTranslationCatalog {
  }
  purchase: {
    sharedPurchaseFallback: string
-    recorded: (summary: string) => string
-    savedForReview: (summary: string) => string
+    proposal: (summary: string) => string
+    clarification: (question: string) => string
+    clarificationMissingAmountAndCurrency: string
+    clarificationMissingAmount: string
+    clarificationMissingCurrency: string
+    clarificationMissingItem: string
+    clarificationLowConfidence: string
+    confirmButton: string
+    cancelButton: string
+    confirmed: (summary: string) => string
+    cancelled: (summary: string) => string
+    confirmedToast: string
+    cancelledToast: string
+    alreadyConfirmed: string
+    alreadyCancelled: string
+    notYourProposal: string
+    proposalUnavailable: string
    parseFailed: string
  }
  payments: {
--- a/apps/bot/src/index.ts
+++ b/apps/bot/src/index.ts
@@ -25,7 +25,7 @@ import { createFinanceCommandsService } from './finance-commands'
 import { createTelegramBot } from './bot'
 import { getBotRuntimeConfig } from './config'
 import { registerHouseholdSetupCommands } from './household-setup'
-import { createOpenAiParserFallback } from './openai-parser-fallback'
+import { createOpenAiPurchaseInterpreter } from './openai-purchase-interpreter'
 import {
  createPurchaseMessageRepository,
  registerConfiguredPurchaseTopicIngestion
@@ -184,16 +184,19 @@ if (telegramPendingActionRepositoryClient) {
 if (runtime.databaseUrl && householdConfigurationRepositoryClient) {
  const purchaseRepositoryClient = createPurchaseMessageRepository(runtime.databaseUrl!)
  shutdownTasks.push(purchaseRepositoryClient.close)
-  const llmFallback = createOpenAiParserFallback(runtime.openaiApiKey, runtime.parserModel)
+  const purchaseInterpreter = createOpenAiPurchaseInterpreter(
+    runtime.openaiApiKey,
+    runtime.purchaseParserModel
+  )

  registerConfiguredPurchaseTopicIngestion(
    bot,
    householdConfigurationRepositoryClient.repository,
    purchaseRepositoryClient.repository,
    {
-      ...(llmFallback
+      ...(purchaseInterpreter
        ? {
-            llmFallback
+            interpreter: purchaseInterpreter
          }
        : {}),
      logger: getLogger('purchase-ingestion')
--- a/apps/bot/src/openai-purchase-interpreter.ts
+++ b/apps/bot/src/openai-purchase-interpreter.ts
@@ -0,0 +1,173 @@
+export type PurchaseInterpretationDecision = 'purchase' | 'clarification' | 'not_purchase'
+
+export interface PurchaseInterpretation {
+  decision: PurchaseInterpretationDecision
+  amountMinor: bigint | null
+  currency: 'GEL' | 'USD' | null
+  itemDescription: string | null
+  confidence: number
+  parserMode: 'llm'
+  clarificationQuestion: string | null
+}
+
+export type PurchaseMessageInterpreter = (
+  rawText: string,
+  options: {
+    defaultCurrency: 'GEL' | 'USD'
+  }
+) => Promise<PurchaseInterpretation | null>
+
+interface OpenAiStructuredResult {
+  decision: PurchaseInterpretationDecision
+  amountMinor: string | null
+  currency: 'GEL' | 'USD' | null
+  itemDescription: string | null
+  confidence: number
+  clarificationQuestion: string | null
+}
+
+function asOptionalBigInt(value: string | null): bigint | null {
+  if (value === null || !/^[0-9]+$/.test(value)) {
+    return null
+  }
+
+  const parsed = BigInt(value)
+  return parsed > 0n ? parsed : null
+}
+
+function normalizeOptionalText(value: string | null | undefined): string | null {
+  const trimmed = value?.trim()
+  return trimmed && trimmed.length > 0 ? trimmed : null
+}
+
+function normalizeCurrency(value: string | null): 'GEL' | 'USD' | null {
+  return value === 'GEL' || value === 'USD' ? value : null
+}
+
+export function createOpenAiPurchaseInterpreter(
+  apiKey: string | undefined,
+  model: string
+): PurchaseMessageInterpreter | undefined {
+  if (!apiKey) {
+    return undefined
+  }
+
+  return async (rawText, options) => {
+    const response = await fetch('https://api.openai.com/v1/responses', {
+      method: 'POST',
+      headers: {
+        authorization: `Bearer ${apiKey}`,
+        'content-type': 'application/json'
+      },
+      body: JSON.stringify({
+        model,
+        input: [
+          {
+            role: 'system',
+            content: [
+              'You classify a single Telegram message from a household shared-purchases topic.',
+              'Decide whether the message is a real shared purchase, needs clarification, or is not a shared purchase at all.',
+              `The household default currency is ${options.defaultCurrency}, but do not assume that omitted currency means ${options.defaultCurrency}.`,
+              'Use clarification when the amount, currency, item, or overall intent is missing or uncertain.',
+              'Return a clarification question in the same language as the user message when clarification is needed.',
+              'Return only JSON that matches the schema.'
+            ].join(' ')
+          },
+          {
+            role: 'user',
+            content: rawText
+          }
+        ],
+        text: {
+          format: {
+            type: 'json_schema',
+            name: 'purchase_interpretation',
+            schema: {
+              type: 'object',
+              additionalProperties: false,
+              properties: {
+                decision: {
+                  type: 'string',
+                  enum: ['purchase', 'clarification', 'not_purchase']
+                },
+                amountMinor: {
+                  anyOf: [{ type: 'string' }, { type: 'null' }]
+                },
+                currency: {
+                  anyOf: [
+                    {
+                      type: 'string',
+                      enum: ['GEL', 'USD']
+                    },
+                    { type: 'null' }
+                  ]
+                },
+                itemDescription: {
+                  anyOf: [{ type: 'string' }, { type: 'null' }]
+                },
+                confidence: {
+                  type: 'number',
+                  minimum: 0,
+                  maximum: 100
+                },
+                clarificationQuestion: {
+                  anyOf: [{ type: 'string' }, { type: 'null' }]
+                }
+              },
+              required: [
+                'decision',
+                'amountMinor',
+                'currency',
+                'itemDescription',
+                'confidence',
+                'clarificationQuestion'
+              ]
+            }
+          }
+        }
+      })
+    })
+
+    if (!response.ok) {
+      return null
+    }
+
+    const payload = (await response.json()) as {
+      output_text?: string
+    }
+
+    if (!payload.output_text) {
+      return null
+    }
+
+    let parsedJson: OpenAiStructuredResult
+    try {
+      parsedJson = JSON.parse(payload.output_text) as OpenAiStructuredResult
+    } catch {
+      return null
+    }
+
+    if (
+      parsedJson.decision !== 'purchase' &&
+      parsedJson.decision !== 'clarification' &&
+      parsedJson.decision !== 'not_purchase'
+    ) {
+      return null
+    }
+
+    const clarificationQuestion = normalizeOptionalText(parsedJson.clarificationQuestion)
+    if (parsedJson.decision === 'clarification' && !clarificationQuestion) {
+      return null
+    }
+
+    return {
+      decision: parsedJson.decision,
+      amountMinor: asOptionalBigInt(parsedJson.amountMinor),
+      currency: normalizeCurrency(parsedJson.currency),
+      itemDescription: normalizeOptionalText(parsedJson.itemDescription),
+      confidence: Math.max(0, Math.min(100, Math.round(parsedJson.confidence))),
+      parserMode: 'llm',
+      clarificationQuestion
+    }
+  }
+}
--- a/apps/bot/src/purchase-topic-ingestion.test.ts
+++ b/apps/bot/src/purchase-topic-ingestion.test.ts
@@ -64,6 +64,51 @@ function purchaseUpdate(text: string) {
  }
 }

+function callbackUpdate(data: string, fromId = 10002) {
+  return {
+    update_id: 1002,
+    callback_query: {
+      id: 'callback-1',
+      from: {
+        id: fromId,
+        is_bot: false,
+        first_name: 'Mia'
+      },
+      chat_instance: 'instance-1',
+      data,
+      message: {
+        message_id: 77,
+        date: Math.floor(Date.now() / 1000),
+        chat: {
+          id: Number(config.householdChatId),
+          type: 'supergroup'
+        },
+        text: 'placeholder'
+      }
+    }
+  }
+}
+
+function createTestBot() {
+  const bot = createTelegramBot('000000:test-token')
+
+  bot.botInfo = {
+    id: 999000,
+    is_bot: true,
+    first_name: 'Household Test Bot',
+    username: 'household_test_bot',
+    can_join_groups: true,
+    can_read_all_group_messages: false,
+    supports_inline_queries: false,
+    can_connect_to_business: false,
+    has_main_web_app: false,
+    has_topics_enabled: true,
+    allows_users_to_create_topics: false
+  }
+
+  return bot
+}
+
 describe('extractPurchaseTopicCandidate', () => {
  test('returns record when message belongs to configured topic', () => {
    const record = extractPurchaseTopicCandidate(candidate(), config)
@@ -127,93 +172,103 @@ describe('resolveConfiguredPurchaseTopicRecord', () => {
 })

 describe('buildPurchaseAcknowledgement', () => {
-  test('returns parsed acknowledgement with amount summary', () => {
+  test('returns proposal acknowledgement for a likely purchase', () => {
    const result = buildPurchaseAcknowledgement({
-      status: 'created',
-      processingStatus: 'parsed',
+      status: 'pending_confirmation',
+      purchaseMessageId: 'proposal-1',
      parsedAmountMinor: 3000n,
      parsedCurrency: 'GEL',
      parsedItemDescription: 'toilet paper',
      parserConfidence: 92,
-      parserMode: 'rules'
+      parserMode: 'llm'
    })

-    expect(result).toBe('Recorded purchase: toilet paper - 30.00 GEL')
+    expect(result).toBe(
+      'I think this shared purchase was: toilet paper - 30.00 GEL. Confirm or cancel below.'
+    )
  })

-  test('returns review acknowledgement when parsing needs review', () => {
+  test('returns explicit clarification text from the interpreter', () => {
    const result = buildPurchaseAcknowledgement({
-      status: 'created',
-      processingStatus: 'needs_review',
+      status: 'clarification_needed',
+      purchaseMessageId: 'proposal-2',
+      clarificationQuestion: 'Which currency was this purchase in?',
      parsedAmountMinor: 3000n,
-      parsedCurrency: 'GEL',
-      parsedItemDescription: 'shared purchase',
-      parserConfidence: 78,
-      parserMode: 'rules'
+      parsedCurrency: null,
+      parsedItemDescription: 'toilet paper',
+      parserConfidence: 61,
+      parserMode: 'llm'
    })

-    expect(result).toBe('Saved for review: shared purchase - 30.00 GEL')
+    expect(result).toBe('Which currency was this purchase in?')
  })

-  test('returns parse failure acknowledgement without guessed values', () => {
+  test('returns fallback clarification when the interpreter question is missing', () => {
    const result = buildPurchaseAcknowledgement({
-      status: 'created',
-      processingStatus: 'parse_failed',
+      status: 'clarification_needed',
+      purchaseMessageId: 'proposal-3',
+      clarificationQuestion: null,
      parsedAmountMinor: null,
      parsedCurrency: null,
-      parsedItemDescription: null,
-      parserConfidence: null,
-      parserMode: null
+      parsedItemDescription: 'toilet paper',
+      parserConfidence: 42,
+      parserMode: 'llm'
    })

-    expect(result).toBe("Saved for review: I couldn't parse this purchase yet.")
+    expect(result).toBe('What amount and currency should I record for this shared purchase?')
  })

-  test('does not acknowledge duplicates', () => {
+  test('returns parse failure acknowledgement without guessing values', () => {
+    const result = buildPurchaseAcknowledgement({
+      status: 'parse_failed',
+      purchaseMessageId: 'proposal-4'
+    })
+
+    expect(result).toBe(
+      "I couldn't understand this as a shared purchase yet. Please restate it with item, amount, and currency."
+    )
+  })
+
+  test('does not acknowledge duplicates or non-purchase chatter', () => {
    expect(
      buildPurchaseAcknowledgement({
        status: 'duplicate'
      })
    ).toBeNull()
+
+    expect(
+      buildPurchaseAcknowledgement({
+        status: 'ignored_not_purchase',
+        purchaseMessageId: 'proposal-5'
+      })
+    ).toBeNull()
  })

-  test('returns Russian acknowledgement when requested', () => {
+  test('returns Russian proposal text when requested', () => {
    const result = buildPurchaseAcknowledgement(
      {
-        status: 'created',
-        processingStatus: 'parsed',
+        status: 'pending_confirmation',
+        purchaseMessageId: 'proposal-6',
        parsedAmountMinor: 3000n,
        parsedCurrency: 'GEL',
        parsedItemDescription: 'туалетная бумага',
        parserConfidence: 92,
-        parserMode: 'rules'
+        parserMode: 'llm'
      },
      'ru'
    )

-    expect(result).toBe('Покупка сохранена: туалетная бумага - 30.00 GEL')
+    expect(result).toBe(
+      'Похоже, это общая покупка: туалетная бумага - 30.00 GEL. Подтвердите или отмените ниже.'
+    )
  })
 })

 describe('registerPurchaseTopicIngestion', () => {
-  test('replies in-topic after a parsed purchase is recorded', async () => {
-    const bot = createTelegramBot('000000:test-token')
+  test('replies in-topic with a proposal and buttons for a likely purchase', async () => {
+    const bot = createTestBot()
    const calls: Array<{ method: string; payload: unknown }> = []

-    bot.botInfo = {
-      id: 999000,
-      is_bot: true,
-      first_name: 'Household Test Bot',
-      username: 'household_test_bot',
-      can_join_groups: true,
-      can_read_all_group_messages: false,
-      supports_inline_queries: false,
-      can_connect_to_business: false,
-      has_main_web_app: false,
-      has_topics_enabled: true,
-      allows_users_to_create_topics: false
-    }
-
    bot.api.config.use(async (_prev, method, payload) => {
      calls.push({ method, payload })

@@ -234,14 +289,20 @@ describe('registerPurchaseTopicIngestion', () => {
    const repository: PurchaseMessageIngestionRepository = {
      async save() {
        return {
-          status: 'created',
-          processingStatus: 'parsed',
+          status: 'pending_confirmation',
+          purchaseMessageId: 'proposal-1',
          parsedAmountMinor: 3000n,
          parsedCurrency: 'GEL',
          parsedItemDescription: 'toilet paper',
          parserConfidence: 92,
-          parserMode: 'rules'
+          parserMode: 'llm'
        }
+      },
+      async confirm() {
+        throw new Error('not used')
+      },
+      async cancel() {
+        throw new Error('not used')
      }
    }

@@ -255,27 +316,27 @@ describe('registerPurchaseTopicIngestion', () => {
      reply_parameters: {
        message_id: 55
      },
-      text: 'Recorded purchase: toilet paper - 30.00 GEL'
-    })
-  })
-
-  test('does not reply for duplicate deliveries', async () => {
-    const bot = createTelegramBot('000000:test-token')
-    const calls: Array<{ method: string; payload: unknown }> = []
-
-    bot.botInfo = {
-      id: 999000,
-      is_bot: true,
-      first_name: 'Household Test Bot',
-      username: 'household_test_bot',
-      can_join_groups: true,
-      can_read_all_group_messages: false,
-      supports_inline_queries: false,
-      can_connect_to_business: false,
-      has_main_web_app: false,
-      has_topics_enabled: true,
-      allows_users_to_create_topics: false
+      text: 'I think this shared purchase was: toilet paper - 30.00 GEL. Confirm or cancel below.',
+      reply_markup: {
+        inline_keyboard: [
+          [
+            {
+              text: 'Confirm',
+              callback_data: 'purchase:confirm:proposal-1'
+            },
+            {
+              text: 'Cancel',
+              callback_data: 'purchase:cancel:proposal-1'
            }
+          ]
+        ]
+      }
+    })
+  })
+
+  test('replies with a clarification question for ambiguous purchases', async () => {
+    const bot = createTestBot()
+    const calls: Array<{ method: string; payload: unknown }> = []

    bot.api.config.use(async (_prev, method, payload) => {
      calls.push({ method, payload })
@@ -297,14 +358,240 @@ describe('registerPurchaseTopicIngestion', () => {
    const repository: PurchaseMessageIngestionRepository = {
      async save() {
        return {
-          status: 'duplicate'
+          status: 'clarification_needed',
+          purchaseMessageId: 'proposal-1',
+          clarificationQuestion: 'Which currency was this purchase in?',
+          parsedAmountMinor: 3000n,
+          parsedCurrency: null,
+          parsedItemDescription: 'toilet paper',
+          parserConfidence: 52,
+          parserMode: 'llm'
        }
+      },
+      async confirm() {
+        throw new Error('not used')
+      },
+      async cancel() {
+        throw new Error('not used')
+      }
+    }
+
+    registerPurchaseTopicIngestion(bot, config, repository)
+    await bot.handleUpdate(purchaseUpdate('Bought toilet paper for 30') as never)
+
+    expect(calls).toHaveLength(1)
+    expect(calls[0]?.payload).toMatchObject({
+      text: 'Which currency was this purchase in?'
+    })
+  })
+
+  test('does not reply for duplicate deliveries or non-purchase chatter', async () => {
+    const bot = createTestBot()
+    const calls: Array<{ method: string; payload: unknown }> = []
+    let saveCall = 0
+
+    bot.api.config.use(async (_prev, method, payload) => {
+      calls.push({ method, payload })
+      return {
+        ok: true,
+        result: true
+      } as never
+    })
+
+    const repository: PurchaseMessageIngestionRepository = {
+      async save() {
+        saveCall += 1
+        return saveCall === 1
+          ? {
+              status: 'duplicate' as const
+            }
+          : {
+              status: 'ignored_not_purchase' as const,
+              purchaseMessageId: 'proposal-1'
+            }
+      },
+      async confirm() {
+        throw new Error('not used')
+      },
+      async cancel() {
+        throw new Error('not used')
      }
    }

    registerPurchaseTopicIngestion(bot, config, repository)
    await bot.handleUpdate(purchaseUpdate('Bought toilet paper 30 gel') as never)
+    await bot.handleUpdate(purchaseUpdate('This is not a purchase') as never)

    expect(calls).toHaveLength(0)
  })
+
+  test('confirms a pending proposal and edits the bot message', async () => {
+    const bot = createTestBot()
+    const calls: Array<{ method: string; payload: unknown }> = []
+
+    bot.api.config.use(async (_prev, method, payload) => {
+      calls.push({ method, payload })
+
+      return {
+        ok: true,
+        result: true
+      } as never
+    })
+
+    const repository: PurchaseMessageIngestionRepository = {
+      async save() {
+        return {
+          status: 'pending_confirmation',
+          purchaseMessageId: 'proposal-1',
+          parsedAmountMinor: 3000n,
+          parsedCurrency: 'GEL',
+          parsedItemDescription: 'toilet paper',
+          parserConfidence: 92,
+          parserMode: 'llm'
+        }
+      },
+      async confirm() {
+        return {
+          status: 'confirmed' as const,
+          purchaseMessageId: 'proposal-1',
+          householdId: config.householdId,
+          parsedAmountMinor: 3000n,
+          parsedCurrency: 'GEL' as const,
+          parsedItemDescription: 'toilet paper',
+          parserConfidence: 92,
+          parserMode: 'llm' as const
+        }
+      },
+      async cancel() {
+        throw new Error('not used')
+      }
+    }
+
+    registerPurchaseTopicIngestion(bot, config, repository)
+    await bot.handleUpdate(callbackUpdate('purchase:confirm:proposal-1') as never)
+
+    expect(calls).toHaveLength(2)
+    expect(calls[0]).toMatchObject({
+      method: 'answerCallbackQuery',
+      payload: {
+        callback_query_id: 'callback-1',
+        text: 'Purchase confirmed.'
+      }
+    })
+    expect(calls[1]).toMatchObject({
+      method: 'editMessageText',
+      payload: {
+        chat_id: Number(config.householdChatId),
+        message_id: 77,
+        text: 'Purchase confirmed: toilet paper - 30.00 GEL',
+        reply_markup: {
+          inline_keyboard: []
+        }
+      }
+    })
+  })
+
+  test('handles duplicate confirm callbacks idempotently', async () => {
+    const bot = createTestBot()
+    const calls: Array<{ method: string; payload: unknown }> = []
+
+    bot.api.config.use(async (_prev, method, payload) => {
+      calls.push({ method, payload })
+
+      return {
+        ok: true,
+        result: true
+      } as never
+    })
+
+    const repository: PurchaseMessageIngestionRepository = {
+      async save() {
+        throw new Error('not used')
+      },
+      async confirm() {
+        return {
+          status: 'already_confirmed' as const,
+          purchaseMessageId: 'proposal-1',
+          householdId: config.householdId,
+          parsedAmountMinor: 3000n,
+          parsedCurrency: 'GEL' as const,
+          parsedItemDescription: 'toilet paper',
+          parserConfidence: 92,
+          parserMode: 'llm' as const
+        }
+      },
+      async cancel() {
+        throw new Error('not used')
+      }
+    }
+
+    registerPurchaseTopicIngestion(bot, config, repository)
+    await bot.handleUpdate(callbackUpdate('purchase:confirm:proposal-1') as never)
+
+    expect(calls[0]).toMatchObject({
+      method: 'answerCallbackQuery',
+      payload: {
+        callback_query_id: 'callback-1',
+        text: 'This purchase was already confirmed.'
+      }
+    })
+    expect(calls[1]).toMatchObject({
+      method: 'editMessageText',
+      payload: {
+        text: 'Purchase confirmed: toilet paper - 30.00 GEL'
+      }
+    })
+  })
+
+  test('cancels a pending proposal and edits the bot message', async () => {
+    const bot = createTestBot()
+    const calls: Array<{ method: string; payload: unknown }> = []
+
+    bot.api.config.use(async (_prev, method, payload) => {
+      calls.push({ method, payload })
+
+      return {
+        ok: true,
+        result: true
+      } as never
+    })
+
+    const repository: PurchaseMessageIngestionRepository = {
+      async save() {
+        throw new Error('not used')
+      },
+      async confirm() {
+        throw new Error('not used')
+      },
+      async cancel() {
+        return {
+          status: 'cancelled' as const,
+          purchaseMessageId: 'proposal-1',
+          householdId: config.householdId,
+          parsedAmountMinor: 3000n,
+          parsedCurrency: 'GEL' as const,
+          parsedItemDescription: 'toilet paper',
+          parserConfidence: 92,
+          parserMode: 'llm' as const
+        }
+      }
+    }
+
+    registerPurchaseTopicIngestion(bot, config, repository)
+    await bot.handleUpdate(callbackUpdate('purchase:cancel:proposal-1') as never)
+
+    expect(calls[0]).toMatchObject({
+      method: 'answerCallbackQuery',
+      payload: {
+        callback_query_id: 'callback-1',
+        text: 'Purchase cancelled.'
+      }
+    })
+    expect(calls[1]).toMatchObject({
+      method: 'editMessageText',
+      payload: {
+        text: 'Purchase proposal cancelled: toilet paper - 30.00 GEL'
+      }
+    })
+  })
 })
--- a/apps/bot/src/purchase-topic-ingestion.ts
+++ b/apps/bot/src/purchase-topic-ingestion.ts
@@ -1,4 +1,3 @@
-import { parsePurchaseMessage, type PurchaseParserLlmFallback } from '@household/application'
 import { instantFromEpochSeconds, instantToDate, Money, type Instant } from '@household/domain'
 import { and, eq } from 'drizzle-orm'
 import type { Bot, Context } from 'grammy'
@@ -10,6 +9,60 @@ import type {

 import { createDbClient, schema } from '@household/db'
 import { getBotTranslations, type BotLocale } from './i18n'
+import type {
+  PurchaseInterpretation,
+  PurchaseMessageInterpreter
+} from './openai-purchase-interpreter'
+
+const PURCHASE_CONFIRM_CALLBACK_PREFIX = 'purchase:confirm:'
+const PURCHASE_CANCEL_CALLBACK_PREFIX = 'purchase:cancel:'
+const MIN_PROPOSAL_CONFIDENCE = 70
+
+type StoredPurchaseProcessingStatus =
+  | 'pending_confirmation'
+  | 'clarification_needed'
+  | 'ignored_not_purchase'
+  | 'parse_failed'
+  | 'confirmed'
+  | 'cancelled'
+  | 'parsed'
+  | 'needs_review'
+
+interface StoredPurchaseMessageRow {
+  id: string
+  householdId: string
+  senderTelegramUserId: string
+  parsedAmountMinor: bigint | null
+  parsedCurrency: 'GEL' | 'USD' | null
+  parsedItemDescription: string | null
+  parserConfidence: number | null
+  parserMode: 'llm' | null
+  processingStatus: StoredPurchaseProcessingStatus
+}
+
+interface PurchaseProposalFields {
+  parsedAmountMinor: bigint | null
+  parsedCurrency: 'GEL' | 'USD' | null
+  parsedItemDescription: string | null
+  parserConfidence: number | null
+  parserMode: 'llm' | null
+}
+
+interface PurchaseClarificationResult extends PurchaseProposalFields {
+  status: 'clarification_needed'
+  purchaseMessageId: string
+  clarificationQuestion: string | null
+}
+
+interface PurchasePendingConfirmationResult extends PurchaseProposalFields {
+  status: 'pending_confirmation'
+  purchaseMessageId: string
+  parsedAmountMinor: bigint
+  parsedCurrency: 'GEL' | 'USD'
+  parsedItemDescription: string
+  parserConfidence: number
+  parserMode: 'llm'
+}

 export interface PurchaseTopicIngestionConfig {
  householdId: string
@@ -32,28 +85,247 @@ export interface PurchaseTopicRecord extends PurchaseTopicCandidate {
  householdId: string
 }

-export type PurchaseMessageProcessingStatus = 'parsed' | 'needs_review' | 'parse_failed'
-
 export type PurchaseMessageIngestionResult =
  | {
      status: 'duplicate'
    }
  | {
-      status: 'created'
-      processingStatus: PurchaseMessageProcessingStatus
-      parsedAmountMinor: bigint | null
-      parsedCurrency: 'GEL' | 'USD' | null
-      parsedItemDescription: string | null
-      parserConfidence: number | null
-      parserMode: 'rules' | 'llm' | null
+      status: 'ignored_not_purchase'
+      purchaseMessageId: string
+    }
+  | PurchaseClarificationResult
+  | PurchasePendingConfirmationResult
+  | {
+      status: 'parse_failed'
+      purchaseMessageId: string
+    }
+
+export type PurchaseProposalActionResult =
+  | ({
+      status: 'confirmed' | 'already_confirmed' | 'cancelled' | 'already_cancelled'
+      purchaseMessageId: string
+      householdId: string
+    } & PurchaseProposalFields)
+  | {
+      status: 'forbidden'
+      householdId: string
+    }
+  | {
+      status: 'not_pending'
+      householdId: string
+    }
+  | {
+      status: 'not_found'
    }

 export interface PurchaseMessageIngestionRepository {
  save(
    record: PurchaseTopicRecord,
-    llmFallback?: PurchaseParserLlmFallback,
+    interpreter?: PurchaseMessageInterpreter,
    defaultCurrency?: 'GEL' | 'USD'
  ): Promise<PurchaseMessageIngestionResult>
+  confirm(
+    purchaseMessageId: string,
+    actorTelegramUserId: string
+  ): Promise<PurchaseProposalActionResult>
+  cancel(
+    purchaseMessageId: string,
+    actorTelegramUserId: string
+  ): Promise<PurchaseProposalActionResult>
+}
+
+interface PurchasePersistenceDecision {
+  status: 'pending_confirmation' | 'clarification_needed' | 'ignored_not_purchase' | 'parse_failed'
+  parsedAmountMinor: bigint | null
+  parsedCurrency: 'GEL' | 'USD' | null
+  parsedItemDescription: string | null
+  parserConfidence: number | null
+  parserMode: 'llm' | null
+  clarificationQuestion: string | null
+  parserError: string | null
+  needsReview: boolean
+}
+
+function normalizeInterpretation(
+  interpretation: PurchaseInterpretation | null,
+  parserError: string | null
+): PurchasePersistenceDecision {
+  if (parserError !== null || interpretation === null) {
+    return {
+      status: 'parse_failed',
+      parsedAmountMinor: null,
+      parsedCurrency: null,
+      parsedItemDescription: null,
+      parserConfidence: null,
+      parserMode: null,
+      clarificationQuestion: null,
+      parserError: parserError ?? 'Purchase interpreter returned no result',
+      needsReview: true
+    }
+  }
+
+  if (interpretation.decision === 'not_purchase') {
+    return {
+      status: 'ignored_not_purchase',
+      parsedAmountMinor: interpretation.amountMinor,
+      parsedCurrency: interpretation.currency,
+      parsedItemDescription: interpretation.itemDescription,
+      parserConfidence: interpretation.confidence,
+      parserMode: interpretation.parserMode,
+      clarificationQuestion: null,
+      parserError: null,
+      needsReview: false
+    }
+  }
+
+  const missingRequiredFields =
+    interpretation.amountMinor === null ||
+    interpretation.currency === null ||
+    interpretation.itemDescription === null
+
+  if (
+    interpretation.decision === 'clarification' ||
+    missingRequiredFields ||
+    interpretation.confidence < MIN_PROPOSAL_CONFIDENCE
+  ) {
+    return {
+      status: 'clarification_needed',
+      parsedAmountMinor: interpretation.amountMinor,
+      parsedCurrency: interpretation.currency,
+      parsedItemDescription: interpretation.itemDescription,
+      parserConfidence: interpretation.confidence,
+      parserMode: interpretation.parserMode,
+      clarificationQuestion: interpretation.clarificationQuestion,
+      parserError: null,
+      needsReview: true
+    }
+  }
+
+  return {
+    status: 'pending_confirmation',
+    parsedAmountMinor: interpretation.amountMinor,
+    parsedCurrency: interpretation.currency,
+    parsedItemDescription: interpretation.itemDescription,
+    parserConfidence: interpretation.confidence,
+    parserMode: interpretation.parserMode,
+    clarificationQuestion: null,
+    parserError: null,
+    needsReview: false
+  }
+}
+
+function needsReviewAsInt(value: boolean): number {
+  return value ? 1 : 0
+}
+
+function toStoredPurchaseRow(row: {
+  id: string
+  householdId: string
+  senderTelegramUserId: string
+  parsedAmountMinor: bigint | null
+  parsedCurrency: string | null
+  parsedItemDescription: string | null
+  parserConfidence: number | null
+  parserMode: string | null
+  processingStatus: string
+}): StoredPurchaseMessageRow {
+  return {
+    id: row.id,
+    householdId: row.householdId,
+    senderTelegramUserId: row.senderTelegramUserId,
+    parsedAmountMinor: row.parsedAmountMinor,
+    parsedCurrency:
+      row.parsedCurrency === 'USD' || row.parsedCurrency === 'GEL' ? row.parsedCurrency : null,
+    parsedItemDescription: row.parsedItemDescription,
+    parserConfidence: row.parserConfidence,
+    parserMode: row.parserMode === 'llm' ? 'llm' : null,
+    processingStatus:
+      row.processingStatus === 'pending_confirmation' ||
+      row.processingStatus === 'clarification_needed' ||
+      row.processingStatus === 'ignored_not_purchase' ||
+      row.processingStatus === 'parse_failed' ||
+      row.processingStatus === 'confirmed' ||
+      row.processingStatus === 'cancelled' ||
+      row.processingStatus === 'parsed' ||
+      row.processingStatus === 'needs_review'
+        ? row.processingStatus
+        : 'parse_failed'
+  }
+}
+
+function toProposalFields(row: StoredPurchaseMessageRow): PurchaseProposalFields {
+  return {
+    parsedAmountMinor: row.parsedAmountMinor,
+    parsedCurrency: row.parsedCurrency,
+    parsedItemDescription: row.parsedItemDescription,
+    parserConfidence: row.parserConfidence,
+    parserMode: row.parserMode
+  }
+}
+
+async function replyToPurchaseMessage(
+  ctx: Context,
+  text: string,
+  replyMarkup?: {
+    inline_keyboard: Array<
+      Array<{
+        text: string
+        callback_data: string
+      }>
+    >
+  }
+): Promise<void> {
+  const message = ctx.msg
+  if (!message) {
+    return
+  }
+
+  await ctx.reply(text, {
+    reply_parameters: {
+      message_id: message.message_id
+    },
+    ...(replyMarkup
+      ? {
+          reply_markup: replyMarkup
+        }
+      : {})
+  })
+}
+
+function toCandidateFromContext(ctx: Context): PurchaseTopicCandidate | null {
+  const message = ctx.message
+  if (!message || !('text' in message)) {
+    return null
+  }
+
+  if (!message.is_topic_message || message.message_thread_id === undefined) {
+    return null
+  }
+
+  const senderTelegramUserId = ctx.from?.id?.toString()
+  if (!senderTelegramUserId) {
+    return null
+  }
+
+  const senderDisplayName = [ctx.from?.first_name, ctx.from?.last_name]
+    .filter((part) => !!part && part.trim().length > 0)
+    .join(' ')
+
+  const candidate: PurchaseTopicCandidate = {
+    updateId: ctx.update.update_id,
+    chatId: message.chat.id.toString(),
+    messageId: message.message_id.toString(),
+    threadId: message.message_thread_id.toString(),
+    senderTelegramUserId,
+    rawText: message.text,
+    messageSentAt: instantFromEpochSeconds(message.date)
+  }
+
+  if (senderDisplayName.length > 0) {
+    candidate.senderDisplayName = senderDisplayName
+  }
+
+  return candidate
 }

 export function extractPurchaseTopicCandidate(
@@ -108,10 +380,6 @@ export function resolveConfiguredPurchaseTopicRecord(
  }
 }

-function needsReviewAsInt(value: boolean): number {
-  return value ? 1 : 0
-}
-
 export function createPurchaseMessageRepository(databaseUrl: string): {
  repository: PurchaseMessageIngestionRepository
  close: () => Promise<void>
@@ -121,8 +389,129 @@ export function createPurchaseMessageRepository(databaseUrl: string): {
    prepare: false
  })

+  async function getStoredMessage(
+    purchaseMessageId: string
+  ): Promise<StoredPurchaseMessageRow | null> {
+    const rows = await db
+      .select({
+        id: schema.purchaseMessages.id,
+        householdId: schema.purchaseMessages.householdId,
+        senderTelegramUserId: schema.purchaseMessages.senderTelegramUserId,
+        parsedAmountMinor: schema.purchaseMessages.parsedAmountMinor,
+        parsedCurrency: schema.purchaseMessages.parsedCurrency,
+        parsedItemDescription: schema.purchaseMessages.parsedItemDescription,
+        parserConfidence: schema.purchaseMessages.parserConfidence,
+        parserMode: schema.purchaseMessages.parserMode,
+        processingStatus: schema.purchaseMessages.processingStatus
+      })
+      .from(schema.purchaseMessages)
+      .where(eq(schema.purchaseMessages.id, purchaseMessageId))
+      .limit(1)
+
+    const row = rows[0]
+    return row ? toStoredPurchaseRow(row) : null
+  }
+
+  async function mutateProposalStatus(
+    purchaseMessageId: string,
+    actorTelegramUserId: string,
+    targetStatus: 'confirmed' | 'cancelled'
+  ): Promise<PurchaseProposalActionResult> {
+    const existing = await getStoredMessage(purchaseMessageId)
+    if (!existing) {
+      return {
+        status: 'not_found'
+      }
+    }
+
+    if (existing.senderTelegramUserId !== actorTelegramUserId) {
+      return {
+        status: 'forbidden',
+        householdId: existing.householdId
+      }
+    }
+
+    if (existing.processingStatus === targetStatus) {
+      return {
+        status: targetStatus === 'confirmed' ? 'already_confirmed' : 'already_cancelled',
+        purchaseMessageId: existing.id,
+        householdId: existing.householdId,
+        ...toProposalFields(existing)
+      }
+    }
+
+    if (existing.processingStatus !== 'pending_confirmation') {
+      return {
+        status: 'not_pending',
+        householdId: existing.householdId
+      }
+    }
+
+    const rows = await db
+      .update(schema.purchaseMessages)
+      .set({
+        processingStatus: targetStatus,
+        ...(targetStatus === 'confirmed'
+          ? {
+              needsReview: 0
+            }
+          : {})
+      })
+      .where(
+        and(
+          eq(schema.purchaseMessages.id, purchaseMessageId),
+          eq(schema.purchaseMessages.senderTelegramUserId, actorTelegramUserId),
+          eq(schema.purchaseMessages.processingStatus, 'pending_confirmation')
+        )
+      )
+      .returning({
+        id: schema.purchaseMessages.id,
+        householdId: schema.purchaseMessages.householdId,
+        senderTelegramUserId: schema.purchaseMessages.senderTelegramUserId,
+        parsedAmountMinor: schema.purchaseMessages.parsedAmountMinor,
+        parsedCurrency: schema.purchaseMessages.parsedCurrency,
+        parsedItemDescription: schema.purchaseMessages.parsedItemDescription,
+        parserConfidence: schema.purchaseMessages.parserConfidence,
+        parserMode: schema.purchaseMessages.parserMode,
+        processingStatus: schema.purchaseMessages.processingStatus
+      })
+
+    const updated = rows[0]
+    if (!updated) {
+      const reloaded = await getStoredMessage(purchaseMessageId)
+      if (!reloaded) {
+        return {
+          status: 'not_found'
+        }
+      }
+
+      if (reloaded.processingStatus === 'confirmed' || reloaded.processingStatus === 'cancelled') {
+        return {
+          status:
+            reloaded.processingStatus === 'confirmed' ? 'already_confirmed' : 'already_cancelled',
+          purchaseMessageId: reloaded.id,
+          householdId: reloaded.householdId,
+          ...toProposalFields(reloaded)
+        }
+      }
+
+      return {
+        status: 'not_pending',
+        householdId: reloaded.householdId
+      }
+    }
+
+    const stored = toStoredPurchaseRow(updated)
+    return {
+      status: targetStatus,
+      purchaseMessageId: stored.id,
+      householdId: stored.householdId,
+      ...toProposalFields(stored)
+    }
+  }
+
  const repository: PurchaseMessageIngestionRepository = {
-    async save(record, llmFallback, defaultCurrency) {
+    async save(record, interpreter, defaultCurrency) {
      const matchedMember = await db
        .select({ id: schema.members.id })
        .from(schema.members)
@@ -137,35 +526,19 @@ export function createPurchaseMessageRepository(databaseUrl: string): {
      const senderMemberId = matchedMember[0]?.id ?? null
      let parserError: string | null = null

-      const parsed = await parsePurchaseMessage(
-        {
-          rawText: record.rawText
-        },
-        {
-          ...(llmFallback
-            ? {
-                llmFallback
-              }
-            : {}),
-          ...(defaultCurrency
-            ? {
-                defaultCurrency
-              }
-            : {})
-        }
-      ).catch((error) => {
-        parserError = error instanceof Error ? error.message : 'Unknown parser error'
+      const interpretation = interpreter
+        ? await interpreter(record.rawText, {
+            defaultCurrency: defaultCurrency ?? 'GEL'
+          }).catch((error) => {
+            parserError = error instanceof Error ? error.message : 'Unknown interpreter error'
            return null
          })
+        : null

-      const processingStatus =
-        parserError !== null
-          ? 'parse_failed'
-          : parsed === null
-            ? 'needs_review'
-            : parsed.needsReview
-              ? 'needs_review'
-              : 'parsed'
+      const decision = normalizeInterpretation(
+        interpretation,
+        parserError ?? (interpreter ? null : 'Purchase interpreter is unavailable')
+      )

      const inserted = await db
        .insert(schema.purchaseMessages)
@@ -180,14 +553,14 @@ export function createPurchaseMessageRepository(databaseUrl: string): {
          telegramThreadId: record.threadId,
          telegramUpdateId: String(record.updateId),
          messageSentAt: instantToDate(record.messageSentAt),
-          parsedAmountMinor: parsed?.amountMinor,
-          parsedCurrency: parsed?.currency,
-          parsedItemDescription: parsed?.itemDescription,
-          parserMode: parsed?.parserMode,
-          parserConfidence: parsed?.confidence,
-          needsReview: needsReviewAsInt(parsed?.needsReview ?? true),
-          parserError,
-          processingStatus
+          parsedAmountMinor: decision.parsedAmountMinor,
+          parsedCurrency: decision.parsedCurrency,
+          parsedItemDescription: decision.parsedItemDescription,
+          parserMode: decision.parserMode,
+          parserConfidence: decision.parserConfidence,
+          needsReview: needsReviewAsInt(decision.needsReview),
+          parserError: decision.parserError,
+          processingStatus: decision.status
        })
        .onConflictDoNothing({
          target: [
@@ -198,21 +571,54 @@ export function createPurchaseMessageRepository(databaseUrl: string): {
        })
        .returning({ id: schema.purchaseMessages.id })

-      if (inserted.length === 0) {
+      const insertedRow = inserted[0]
+      if (!insertedRow) {
        return {
          status: 'duplicate'
        }
      }

+      switch (decision.status) {
+        case 'ignored_not_purchase':
          return {
-        status: 'created',
-        processingStatus,
-        parsedAmountMinor: parsed?.amountMinor ?? null,
-        parsedCurrency: parsed?.currency ?? null,
-        parsedItemDescription: parsed?.itemDescription ?? null,
-        parserConfidence: parsed?.confidence ?? null,
-        parserMode: parsed?.parserMode ?? null
+            status: 'ignored_not_purchase',
+            purchaseMessageId: insertedRow.id
          }
+        case 'clarification_needed':
+          return {
+            status: 'clarification_needed',
+            purchaseMessageId: insertedRow.id,
+            clarificationQuestion: decision.clarificationQuestion,
+            parsedAmountMinor: decision.parsedAmountMinor,
+            parsedCurrency: decision.parsedCurrency,
+            parsedItemDescription: decision.parsedItemDescription,
+            parserConfidence: decision.parserConfidence,
+            parserMode: decision.parserMode
+          }
+        case 'pending_confirmation':
+          return {
+            status: 'pending_confirmation',
+            purchaseMessageId: insertedRow.id,
+            parsedAmountMinor: decision.parsedAmountMinor!,
+            parsedCurrency: decision.parsedCurrency!,
+            parsedItemDescription: decision.parsedItemDescription!,
+            parserConfidence: decision.parserConfidence ?? MIN_PROPOSAL_CONFIDENCE,
+            parserMode: decision.parserMode ?? 'llm'
+          }
+        case 'parse_failed':
+          return {
+            status: 'parse_failed',
+            purchaseMessageId: insertedRow.id
+          }
+      }
+    },
+
+    async confirm(purchaseMessageId, actorTelegramUserId) {
+      return mutateProposalStatus(purchaseMessageId, actorTelegramUserId, 'confirmed')
+    },
+
+    async cancel(purchaseMessageId, actorTelegramUserId) {
+      return mutateProposalStatus(purchaseMessageId, actorTelegramUserId, 'cancelled')
    }
  }

@@ -226,7 +632,11 @@ export function createPurchaseMessageRepository(databaseUrl: string): {

 function formatPurchaseSummary(
  locale: BotLocale,
-  result: Extract<PurchaseMessageIngestionResult, { status: 'created' }>
+  result: {
+    parsedAmountMinor: bigint | null
+    parsedCurrency: 'GEL' | 'USD' | null
+    parsedItemDescription: string | null
+  }
 ): string {
  if (
    result.parsedAmountMinor === null ||
@@ -240,73 +650,250 @@ function formatPurchaseSummary(
  return `${result.parsedItemDescription} - ${amount.toMajorString()} ${result.parsedCurrency}`
 }

+function clarificationFallback(locale: BotLocale, result: PurchaseClarificationResult): string {
+  const t = getBotTranslations(locale).purchase
+
+  if (result.parsedAmountMinor === null && result.parsedCurrency === null) {
+    return t.clarificationMissingAmountAndCurrency
+  }
+
+  if (result.parsedAmountMinor === null) {
+    return t.clarificationMissingAmount
+  }
+
+  if (result.parsedCurrency === null) {
+    return t.clarificationMissingCurrency
+  }
+
+  if (result.parsedItemDescription === null) {
+    return t.clarificationMissingItem
+  }
+
+  return t.clarificationLowConfidence
+}
+
 export function buildPurchaseAcknowledgement(
  result: PurchaseMessageIngestionResult,
  locale: BotLocale = 'en'
 ): string | null {
-  if (result.status === 'duplicate') {
-    return null
-  }
-
  const t = getBotTranslations(locale).purchase

-  switch (result.processingStatus) {
-    case 'parsed':
-      return t.recorded(formatPurchaseSummary(locale, result))
-    case 'needs_review':
-      return t.savedForReview(formatPurchaseSummary(locale, result))
+  switch (result.status) {
+    case 'duplicate':
+    case 'ignored_not_purchase':
+      return null
+    case 'pending_confirmation':
+      return t.proposal(formatPurchaseSummary(locale, result))
+    case 'clarification_needed':
+      return t.clarification(result.clarificationQuestion ?? clarificationFallback(locale, result))
    case 'parse_failed':
      return t.parseFailed
  }
 }

-async function replyToPurchaseMessage(ctx: Context, text: string): Promise<void> {
-  const message = ctx.msg
-  if (!message) {
+function purchaseProposalReplyMarkup(locale: BotLocale, purchaseMessageId: string) {
+  const t = getBotTranslations(locale).purchase
+
+  return {
+    inline_keyboard: [
+      [
+        {
+          text: t.confirmButton,
+          callback_data: `${PURCHASE_CONFIRM_CALLBACK_PREFIX}${purchaseMessageId}`
+        },
+        {
+          text: t.cancelButton,
+          callback_data: `${PURCHASE_CANCEL_CALLBACK_PREFIX}${purchaseMessageId}`
+        }
+      ]
+    ]
+  }
+}
+
+async function resolveHouseholdLocale(
+  householdConfigurationRepository: HouseholdConfigurationRepository | undefined,
+  householdId: string
+): Promise<BotLocale> {
+  if (!householdConfigurationRepository) {
+    return 'en'
+  }
+
+  const householdChat =
+    await householdConfigurationRepository.getHouseholdChatByHouseholdId(householdId)
+  return householdChat?.defaultLocale ?? 'en'
+}
+
+async function handlePurchaseMessageResult(
+  ctx: Context,
+  record: PurchaseTopicRecord,
+  result: PurchaseMessageIngestionResult,
+  locale: BotLocale,
+  logger: Logger | undefined
+): Promise<void> {
+  if (result.status !== 'duplicate') {
+    logger?.info(
+      {
+        event: 'purchase.ingested',
+        householdId: record.householdId,
+        status: result.status,
+        chatId: record.chatId,
+        threadId: record.threadId,
+        messageId: record.messageId,
+        updateId: record.updateId,
+        senderTelegramUserId: record.senderTelegramUserId
+      },
+      'Purchase topic message processed'
+    )
+  }
+
+  const acknowledgement = buildPurchaseAcknowledgement(result, locale)
+  if (!acknowledgement) {
    return
  }

-  await ctx.reply(text, {
-    reply_parameters: {
-      message_id: message.message_id
-    }
-  })
+  await replyToPurchaseMessage(
+    ctx,
+    acknowledgement,
+    result.status === 'pending_confirmation'
+      ? purchaseProposalReplyMarkup(locale, result.purchaseMessageId)
+      : undefined
+  )
 }

-function toCandidateFromContext(ctx: Context): PurchaseTopicCandidate | null {
-  const message = ctx.message
-  if (!message || !('text' in message)) {
-    return null
+function emptyInlineKeyboard() {
+  return {
+    inline_keyboard: []
+  }
+}
+
+function buildPurchaseActionMessage(
+  locale: BotLocale,
+  result: Extract<
+    PurchaseProposalActionResult,
+    { status: 'confirmed' | 'already_confirmed' | 'cancelled' | 'already_cancelled' }
+  >
+): string {
+  const t = getBotTranslations(locale).purchase
+  const summary = formatPurchaseSummary(locale, result)
+
+  if (result.status === 'confirmed' || result.status === 'already_confirmed') {
+    return t.confirmed(summary)
  }

-  if (!message.is_topic_message || message.message_thread_id === undefined) {
-    return null
+  return t.cancelled(summary)
+}
+
+function registerPurchaseProposalCallbacks(
+  bot: Bot,
+  repository: PurchaseMessageIngestionRepository,
+  resolveLocale: (householdId: string) => Promise<BotLocale>,
+  logger?: Logger
+): void {
+  bot.callbackQuery(new RegExp(`^${PURCHASE_CONFIRM_CALLBACK_PREFIX}([^:]+)$`), async (ctx) => {
+    const purchaseMessageId = ctx.match[1]
+    const actorTelegramUserId = ctx.from?.id?.toString()
+
+    if (!actorTelegramUserId || !purchaseMessageId) {
+      await ctx.answerCallbackQuery({
+        text: getBotTranslations('en').purchase.proposalUnavailable,
+        show_alert: true
+      })
+      return
    }

-  const senderTelegramUserId = ctx.from?.id?.toString()
-  if (!senderTelegramUserId) {
-    return null
+    const result = await repository.confirm(purchaseMessageId, actorTelegramUserId)
+    const locale = 'householdId' in result ? await resolveLocale(result.householdId) : 'en'
+    const t = getBotTranslations(locale).purchase
+
+    if (result.status === 'not_found' || result.status === 'not_pending') {
+      await ctx.answerCallbackQuery({
+        text: t.proposalUnavailable,
+        show_alert: true
+      })
+      return
    }

-  const senderDisplayName = [ctx.from?.first_name, ctx.from?.last_name]
-    .filter((part) => !!part && part.trim().length > 0)
-    .join(' ')
-
-  const candidate: PurchaseTopicCandidate = {
-    updateId: ctx.update.update_id,
-    chatId: message.chat.id.toString(),
-    messageId: message.message_id.toString(),
-    threadId: message.message_thread_id.toString(),
-    senderTelegramUserId,
-    rawText: message.text,
-    messageSentAt: instantFromEpochSeconds(message.date)
+    if (result.status === 'forbidden') {
+      await ctx.answerCallbackQuery({
+        text: t.notYourProposal,
+        show_alert: true
+      })
+      return
    }

-  if (senderDisplayName.length > 0) {
-    candidate.senderDisplayName = senderDisplayName
+    await ctx.answerCallbackQuery({
+      text: result.status === 'confirmed' ? t.confirmedToast : t.alreadyConfirmed
+    })
+
+    if (ctx.msg) {
+      await ctx.editMessageText(buildPurchaseActionMessage(locale, result), {
+        reply_markup: emptyInlineKeyboard()
+      })
    }

-  return candidate
+    logger?.info(
+      {
+        event: 'purchase.confirmation',
+        purchaseMessageId,
+        actorTelegramUserId,
+        status: result.status
+      },
+      'Purchase proposal confirmation handled'
+    )
+  })
+
+  bot.callbackQuery(new RegExp(`^${PURCHASE_CANCEL_CALLBACK_PREFIX}([^:]+)$`), async (ctx) => {
+    const purchaseMessageId = ctx.match[1]
+    const actorTelegramUserId = ctx.from?.id?.toString()
+
+    if (!actorTelegramUserId || !purchaseMessageId) {
+      await ctx.answerCallbackQuery({
+        text: getBotTranslations('en').purchase.proposalUnavailable,
+        show_alert: true
+      })
+      return
+    }
+
+    const result = await repository.cancel(purchaseMessageId, actorTelegramUserId)
+    const locale = 'householdId' in result ? await resolveLocale(result.householdId) : 'en'
+    const t = getBotTranslations(locale).purchase
+
+    if (result.status === 'not_found' || result.status === 'not_pending') {
+      await ctx.answerCallbackQuery({
+        text: t.proposalUnavailable,
+        show_alert: true
+      })
+      return
+    }
+
+    if (result.status === 'forbidden') {
+      await ctx.answerCallbackQuery({
+        text: t.notYourProposal,
+        show_alert: true
+      })
+      return
+    }
+
+    await ctx.answerCallbackQuery({
+      text: result.status === 'cancelled' ? t.cancelledToast : t.alreadyCancelled
+    })
+
+    if (ctx.msg) {
+      await ctx.editMessageText(buildPurchaseActionMessage(locale, result), {
+        reply_markup: emptyInlineKeyboard()
+      })
+    }
+
+    logger?.info(
+      {
+        event: 'purchase.cancellation',
+        purchaseMessageId,
+        actorTelegramUserId,
+        status: result.status
+      },
+      'Purchase proposal cancellation handled'
+    )
+  })
 }

 export function registerPurchaseTopicIngestion(
@@ -314,10 +901,12 @@ export function registerPurchaseTopicIngestion(
  config: PurchaseTopicIngestionConfig,
  repository: PurchaseMessageIngestionRepository,
  options: {
-    llmFallback?: PurchaseParserLlmFallback
+    interpreter?: PurchaseMessageInterpreter
    logger?: Logger
  } = {}
 ): void {
+  void registerPurchaseProposalCallbacks(bot, repository, async () => 'en', options.logger)
+
  bot.on('message:text', async (ctx, next) => {
    const candidate = toCandidateFromContext(ctx)
    if (!candidate) {
@@ -332,27 +921,8 @@ export function registerPurchaseTopicIngestion(
    }

    try {
-      const status = await repository.save(record, options.llmFallback, 'GEL')
-      const acknowledgement = buildPurchaseAcknowledgement(status, 'en')
-
-      if (status.status === 'created') {
-        options.logger?.info(
-          {
-            event: 'purchase.ingested',
-            processingStatus: status.processingStatus,
-            chatId: record.chatId,
-            threadId: record.threadId,
-            messageId: record.messageId,
-            updateId: record.updateId,
-            senderTelegramUserId: record.senderTelegramUserId
-          },
-          'Purchase topic message ingested'
-        )
-      }
-
-      if (acknowledgement) {
-        await replyToPurchaseMessage(ctx, acknowledgement)
-      }
+      const result = await repository.save(record, options.interpreter, 'GEL')
+      await handlePurchaseMessageResult(ctx, record, result, 'en', options.logger)
    } catch (error) {
      options.logger?.error(
        {
@@ -374,10 +944,17 @@ export function registerConfiguredPurchaseTopicIngestion(
  householdConfigurationRepository: HouseholdConfigurationRepository,
  repository: PurchaseMessageIngestionRepository,
  options: {
-    llmFallback?: PurchaseParserLlmFallback
+    interpreter?: PurchaseMessageInterpreter
    logger?: Logger
  } = {}
 ): void {
+  void registerPurchaseProposalCallbacks(
+    bot,
+    repository,
+    async (householdId) => resolveHouseholdLocale(householdConfigurationRepository, householdId),
+    options.logger
+  )
+
  bot.on('message:text', async (ctx, next) => {
    const candidate = toCandidateFromContext(ctx)
    if (!candidate) {
@@ -405,38 +982,17 @@ export function registerConfiguredPurchaseTopicIngestion(
      const billingSettings = await householdConfigurationRepository.getHouseholdBillingSettings(
        record.householdId
      )
-      const status = await repository.save(
-        record,
-        options.llmFallback,
-        billingSettings.settlementCurrency
-      )
-      const householdChat = await householdConfigurationRepository.getHouseholdChatByHouseholdId(
+      const locale = await resolveHouseholdLocale(
+        householdConfigurationRepository,
        record.householdId
      )
-      const acknowledgement = buildPurchaseAcknowledgement(
-        status,
-        householdChat?.defaultLocale ?? 'en'
+      const result = await repository.save(
+        record,
+        options.interpreter,
+        billingSettings.settlementCurrency
      )

-      if (status.status === 'created') {
-        options.logger?.info(
-          {
-            event: 'purchase.ingested',
-            householdId: record.householdId,
-            processingStatus: status.processingStatus,
-            chatId: record.chatId,
-            threadId: record.threadId,
-            messageId: record.messageId,
-            updateId: record.updateId,
-            senderTelegramUserId: record.senderTelegramUserId
-          },
-          'Purchase topic message ingested'
-        )
-      }
-
-      if (acknowledgement) {
-        await replyToPurchaseMessage(ctx, acknowledgement)
-      }
+      await handlePurchaseMessageResult(ctx, record, result, locale, options.logger)
    } catch (error) {
      options.logger?.error(
        {
--- a/packages/adapters-db/src/finance-repository.ts
+++ b/packages/adapters-db/src/finance-repository.ts
@@ -304,7 +304,7 @@ export function createDbFinanceRepository(
          parsedCurrency: input.currency,
          parsedItemDescription: input.description,
          needsReview: 0,
-          processingStatus: 'parsed',
+          processingStatus: 'confirmed',
          parserError: null
        })
        .where(
@@ -597,6 +597,10 @@ export function createDbFinanceRepository(
            isNotNull(schema.purchaseMessages.senderMemberId),
            isNotNull(schema.purchaseMessages.parsedAmountMinor),
            isNotNull(schema.purchaseMessages.parsedCurrency),
+            or(
+              eq(schema.purchaseMessages.processingStatus, 'parsed'),
+              eq(schema.purchaseMessages.processingStatus, 'confirmed')
+            ),
            gte(schema.purchaseMessages.messageSentAt, instantToDate(start)),
            lt(schema.purchaseMessages.messageSentAt, instantToDate(end))
          )
--- a/packages/config/src/env.ts
+++ b/packages/config/src/env.ts
@@ -32,6 +32,7 @@ const server = {
    .transform((value) => parseOptionalCsv(value)),
  OPENAI_API_KEY: z.string().min(1).optional(),
  PARSER_MODEL: z.string().min(1).default('gpt-4.1-mini'),
+  PURCHASE_PARSER_MODEL: z.string().min(1).default('gpt-5-mini'),
  SCHEDULER_SHARED_SECRET: z.string().min(1).optional()
 }