> ## Documentation Index > Fetch the complete documentation index at: https://docs.notifique.dev/llms.txt > Use this file to discover all available pages before exploring further. # Look up CPF (sync) > Send up to 10 **CPF + birth date** pairs and get results in the same response. `quick` (local validation) or `full` (official government database). Default: `quick`. Birth date accepts ISO (`1990-01-01`), Brazilian (`01/01/1990`), or compact (`01011990`). ## OpenAPI ````yaml /en/validations-api/api-reference/openapi-validations.json post /v1/validations/cpf openapi: 3.0.3 info: title: Notifique API — Validations (email, phone, and CPF) description: >- Check emails, phone numbers, and verify CPF before signup or send — like filtering your list before a campaign. Authenticate with `Authorization: Bearer sk_live_...` or `x-api-key`. Scopes: `validations:email`, `validations:phone`, and `validations:cpf` (separate from send channels). version: 1.0.0 servers: - url: https://api.notifique.dev description: Produção security: - ntfValBearerAuth: [] - ntfValApiKeyHeader: [] tags: - name: Email validation description: Immediate check (up to 10) or async batch (up to 10,000). - name: Phone validation description: >- Immediate check (up to 10) or async batch (500 to 10,000). Includes WhatsApp check in `full` mode. - name: CPF lookup description: >- Immediate lookup (up to 10) or async batch (1 to 10,000). `quick` (local) or `full` (official government database via partnership). paths: /v1/validations/cpf: post: tags: - CPF lookup summary: Look up CPF (sync) description: >- Send up to 10 **CPF + birth date** pairs and get results in the same response. `quick` (local validation) or `full` (official government database). Default: `quick`. Birth date accepts ISO (`1990-01-01`), Brazilian (`01/01/1990`), or compact (`01011990`). operationId: ntfVal_verifyCpfsSync requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/NtfVal_CpfVerifyRequest' examples: quick_valid: summary: Rápida — válido localmente value: items: - cpf: '12345678909' birthDate: '1990-01-01' mode: quick full_mixed_dates: summary: Completa — dois CPFs value: items: - cpf: '12345678909' birthDate: '1990-01-01' - cpf: '98765432100' birthDate: 15/03/1985 mode: full full_adult_and_minor: summary: Full — adult and minor together value: items: - cpf: '12345678909' birthDate: '1990-01-01' - cpf: '11144477735' birthDate: '2015-06-10' mode: full responses: '200': description: Per-CPF result in the same response content: application/json: schema: $ref: '#/components/schemas/NtfVal_CpfVerifyResponse' examples: quick_valid: summary: Rápida — válido value: success: true data: mode: quick totalCreditsCharged: 1 results: - cpf: '12345678909' birthDate: '1990-01-01' status: valid resultCode: 8 reason: null name: null socialName: null registrationStatus: null registeredBirthDate: null deceasedIndicator: null creditsCharged: 1 found: summary: Completa — encontrado value: success: true data: mode: full totalCreditsCharged: 900 results: - cpf: '12345678909' birthDate: '1990-01-01' status: found resultCode: 1 reason: null name: Maria da Silva socialName: null registrationStatus: code: '0' description: Regular registeredBirthDate: '1990-01-01' deceasedIndicator: null creditsCharged: 900 not_found: summary: Não encontrado (cobra consulta) value: success: true data: mode: full totalCreditsCharged: 900 results: - cpf: '98765432100' birthDate: '1985-03-15' status: notFound resultCode: 2 reason: CPF not found. name: null socialName: null registrationStatus: null registeredBirthDate: null deceasedIndicator: null creditsCharged: 900 minor_blocked: summary: Menor bloqueado (LGPD) value: success: true data: totalCreditsCharged: 900 results: - cpf: '11144477735' birthDate: '2015-06-10' status: minorBlocked resultCode: 3 reason: Query blocked for minor data protected by LGPD. name: null socialName: null registrationStatus: null registeredBirthDate: null deceasedIndicator: null creditsCharged: 900 invalid_cpf: summary: CPF inválido (não cobra) value: success: true data: totalCreditsCharged: 0 results: - cpf: '00000000000' birthDate: '1990-01-01' status: invalid resultCode: 5 reason: Invalid CPF. name: null socialName: null registrationStatus: null registeredBirthDate: null deceasedIndicator: null creditsCharged: 0 full_adult_and_minor: summary: Full — adult found + minor blocked (LGPD) value: success: true data: mode: full totalCreditsCharged: 1800 results: - cpf: '12345678909' birthDate: '1990-01-01' status: found resultCode: 1 reason: null name: Maria da Silva socialName: null registrationStatus: code: '0' description: Regular registeredBirthDate: '1990-01-01' deceasedIndicator: null creditsCharged: 900 - cpf: '11144477735' birthDate: '2015-06-10' status: minorBlocked resultCode: 3 reason: Query blocked for minor data protected by LGPD. name: null socialName: null registrationStatus: null registeredBirthDate: null deceasedIndicator: null creditsCharged: 900 '402': description: Créditos ou saldo insuficiente components: schemas: NtfVal_CpfVerifyRequest: type: object required: - items properties: items: type: array description: Lista de pares CPF + data de nascimento (1 a 10). minItems: 1 maxItems: 10 items: $ref: '#/components/schemas/NtfVal_CpfItem' mode: $ref: '#/components/schemas/NtfVal_VerifyMode' NtfVal_CpfVerifyResponse: type: object properties: success: type: boolean example: true data: type: object properties: results: type: array items: $ref: '#/components/schemas/NtfVal_CpfResultItem' totalCreditsCharged: type: integer description: Soma de `creditsCharged` de todos os itens. mode: $ref: '#/components/schemas/NtfVal_VerifyMode' NtfVal_CpfItem: type: object required: - cpf - birthDate properties: cpf: type: string description: CPF com ou sem pontuação (11 dígitos). example: '12345678909' birthDate: type: string description: >- Data de nascimento: ISO (`1990-01-01`), brasileiro (`01/01/1990`) ou compacto (`01011990`). example: '1990-01-01' NtfVal_VerifyMode: type: string enum: - quick - full default: quick description: >- `quick` = checagens rápidas (formato, MX ou tipo de linha). `full` = quick + verificação profunda (caixa de entrada ou WhatsApp). NtfVal_CpfResultItem: type: object description: Resultado da consulta de um CPF. properties: cpf: type: string description: CPF normalizado (11 dígitos). example: '12345678909' birthDate: type: string format: date description: Data de nascimento informada na consulta (ISO). example: '1990-01-01' status: type: string enum: - valid - found - notFound - minorBlocked - invalid - error description: >- `valid` = válido localmente (quick); `found` = encontrado na base oficial (full); `notFound`, `minorBlocked`, `invalid`, `error` — ver guia. resultCode: type: integer enum: - 1 - 2 - 3 - 4 - 5 - 6 - 7 - 8 description: >- 1=encontrado, 2=não encontrado, 3=menor bloqueado, 4=parâmetro inválido, 5=CPF inválido, 6=data inválida, 7=erro na consulta, 8=válido local (quick). reason: type: string nullable: true description: Motivo legível quando `status` não é `found`. example: CPF not found. name: type: string nullable: true description: Nome cadastral (apenas quando `found`). socialName: type: string nullable: true description: Nome social, quando existir. registrationStatus: allOf: - $ref: '#/components/schemas/NtfVal_CpfRegistrationStatus' nullable: true registeredBirthDate: type: string format: date nullable: true description: Data de nascimento retornada pela fonte. deceasedIndicator: type: integer nullable: true description: Indicador de óbito, quando aplicável. creditsCharged: type: integer description: Créditos cobrados nesta consulta (0 se inválido local ou cache). NtfVal_CpfRegistrationStatus: type: object description: Situação cadastral na base oficial do governo. properties: code: type: string example: '0' description: type: string example: Regular securitySchemes: ntfValBearerAuth: type: http scheme: bearer bearerFormat: API Key ntfValApiKeyHeader: type: apiKey in: header name: x-api-key ````