# Nock, free: Email finder API

> O e-mail profissional de uma pessoa. A cascata para no primeiro resultado válido e cobra só o que encontra.

Nock's Teste grátis plan for the email finder API costs $0.00 per 1,000 emails. We check each provider's docs for 10 fields. Nock's docs list 7 of the 10. 6 are in the plan's price: Confidence, Where found, Name, Company, LinkedIn URL, Location. 1 costs extra: Personal email.
We haven't run Nock through [our email finder API benchmark](https://datacircle.dev/best-email-finder-api.txt) yet.
This plan is free. We rank 1,738 plans for email finder APIs by price. Half the plans cost $20.00 or less per 1,000 emails. [See the best free email finder API plan.](https://datacircle.dev/best-email-finder-api.txt)
[ClearBounce's $3.20 monthly plan](https://datacircle.dev/find-email-apis/clearbounce/3-20-monthly/llms.txt) is the cheapest paid plan per 1,000 emails. ClearBounce's $3.20 monthly plan charges nothing per call. You get as many emails as ClearBounce's rate limit allows. [StableEnrich's pay-as-you-go plan](https://datacircle.dev/find-email-apis/stableenrich/pay-as-you-go-pay-per-request-with-x402-or-mpp-post-api-minerva-enrich/llms.txt) costs the least for 10,000 emails a month: $1.00.
[ClearBounce's $4 pack](https://datacircle.dev/find-email-apis/clearbounce/4-pack/llms.txt) covers any number of emails. ClearBounce's $4 pack costs more up front than ClearBounce's $3.20 monthly plan.
[GetProspect](https://datacircle.dev/find-email-apis/getprospect/399-monthly-growth-50k-post-v2-email-find/llms.txt), [DiscoLike](https://datacircle.dev/find-email-apis/discolike/399-monthly-team-post-email-find/llms.txt) and [Icypeas](https://datacircle.dev/find-email-apis/icypeas/499-monthly-hypergrowth-100000-credits-a-month-post-email-search/llms.txt) are the best email finder API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/find-email-apis/nock/free
- [Email finder API: the best of 100+ providers compared](https://datacircle.dev/best-email-finder-api.txt)
- Get it: https://usenock.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Request: `POST https://api.usenock.com/v1/api/enrich`
- API key: with the plan, on https://usenock.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Its API docs: https://usenock.com/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Sold by: Nock (https://usenock.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 70%
- Confidence: ✓
- Where found: ✓
- Personal email: ✓ costs more
- Name: ✓
- Company: ✓
- LinkedIn URL: ✓
- Location: ✓

## Price

- $ per 1,000 emails: $0.00
- Per: call
- Billing: free

## Strengths

- Strengths: found live

## Aggregators

- Aggregators: none

## Charges

- Extra fields: personal email: +$0.00

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: O e-mail profissional de uma pessoa. A cascata para no primeiro resultado válido e cobra só o que encontra.

## Data

- Freshness: live
- Keep data: no limit
- Use data: 3: Você pode utilizar a Nock para fins profissionais legítimos, inclusive pesquisa comercial, enriquecimento de dados e prospecção. Você é responsável por definir a base legal e observar as regras aplicáveis às suas abordagens, mensagens, bases de contatos e contas conectadas, incluindo a LGPD e os termos do Google, Microsoft, LinkedIn, Slack, HubSpot, Salesforce e de qualquer cliente MCP que você use. Você não pode utilizar a plataforma para: violar leis, direitos de terceiros ou obrigações contratuais, enviar spam, fraude, assédio, abuso ou comunicação ilegal, tomar decisões proibidas ou discriminatórias com dados pessoais, buscar ou tratar categorias sensíveis sem fundamento adequado, contornar limites, segurança ou mecanismos de cobrança e consumo, fazer scraping, revender ou explorar a plataforma ou dados de provedores sem autorização, usar a Nock como agência ou prestador de serviço para prospectar, enriquecer ou abordar em nome de terceiros, ou revender acesso, resultados ou dados, contas, workspaces e créditos servem só à sua própria organização, usar canais conectados em desacordo com as regras do próprio provedor, inclusive LinkedIn, Gmail, Slack ou políticas de uso de CRMs.

## Plan

- Pay: R$0
- You get: 500 credits
- Enough for: about 166 calls, once
- Expires: 7 days

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: goalFields "email", at least one of email, personalEmail, linkedinUrl, phone, fullName, companyName, companyDomain or cnpj. Optional: location, providerOrder, onlyListed
- Method: POST
- Path: /api/enrich

## About the plan

- Plan: Teste grátis
- Who can get it: anyone with a new account, no card needed (500 free credits for 7 days)

## The 13 fields the plan's answer can hold

name, LinkedIn URL, company, company domain, location, role, seniority, email, source, providers tried, score, score tier, score reasons

## Nock's plans (4)

- [Nock, free](https://datacircle.dev/find-email-apis/nock/free/llms.txt): $0.00 per 1,000, 70% complete, live
- [Nock, R$299 monthly](https://datacircle.dev/find-email-apis/nock/r-299-monthly/llms.txt): $70.59 per 1,000, 70% complete, live
- [Nock, R$799 monthly](https://datacircle.dev/find-email-apis/nock/r-799-monthly/llms.txt): $58.948 per 1,000, 70% complete, live
- [Nock, contact us](https://datacircle.dev/find-email-apis/nock/contact-us/llms.txt): 70% complete, live

## Nock's calls for this API (1)

- `POST /api/enrich`: [Nock, free](https://datacircle.dev/find-email-apis/nock/free/llms.txt)

## Nock's APIs (7)

- [Nock: company discovery API pricing, 4 plans](https://datacircle.dev/company-discovery-apis/nock/free/llms.txt)
- [Nock: company hierarchy API pricing, 4 plans](https://datacircle.dev/company-hierarchy-apis/nock/free/llms.txt)
- [Nock: email finder API pricing, 4 plans](https://datacircle.dev/find-email-apis/nock/free/llms.txt)
- [Nock: phone finder API pricing, 4 plans](https://datacircle.dev/find-phone-apis/nock/free/llms.txt)
- [Nock: people search API pricing, 4 plans](https://datacircle.dev/people-search-apis/nock/free/llms.txt)
- [Nock: phone validation API pricing, 4 plans](https://datacircle.dev/validate-phone-apis/nock/free/llms.txt)
- [Nock: company enrichment API pricing, 4 plans, POST /api/companies/cnpj/batch](https://datacircle.dev/company-enrichment-apis/nock/free-teste-gratis-post-api-companies-cnpj-batch/llms.txt)
- [Nock: company enrichment API pricing, 4 plans, POST /api/companies/domain/batch](https://datacircle.dev/company-enrichment-apis/nock/free-teste-gratis-post-api-companies-domain-batch/llms.txt)
- [Nock: company enrichment API pricing, 4 plans, GET /api/companies/cnpj/{cnpj}](https://datacircle.dev/company-enrichment-apis/nock/free-teste-gratis-get-api-companies-cnpj-cnpj/llms.txt)
- [Nock: company enrichment API pricing, 4 plans, POST /api/enrich/identify](https://datacircle.dev/company-enrichment-apis/nock/free-teste-gratis-post-api-enrich-identify/llms.txt)

## Nock: email finder API alternatives

- [Verifox, $59 pack](https://datacircle.dev/find-email-apis/verifox/59-pack/llms.txt): $59.00 per 1,000, 10% complete, live
- [Cleanlist, $89 monthly, Pro, POST /enrichment/person](https://datacircle.dev/find-email-apis/cleanlist/89-monthly-pro-post-enrichment-person/llms.txt): $59.333 per 1,000, 50% complete, live
- [Descovo, $99 monthly, Starter, POST /mcp, Turbo Reveal](https://datacircle.dev/find-email-apis/descovo/99-monthly-starter-post-mcp-turbo-reveal/llms.txt): $59.40 per 1,000, 0% complete, live
- [lemlist, $1,190 pack](https://datacircle.dev/find-email-apis/lemlist/1190-pack/llms.txt): $59.50 per 1,000, 60% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

- https://api.usenock.com/v1/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/developers.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/docs/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/docs/api.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/guias/api-e-mcp-de-prospeccao?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/pricing.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://usenock.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing