# YepAPI, free credit, POST /v1/email/author-finder: Email finder API

> Find the email of the author behind an article or blog URL

YepAPI's email finder API on its Free credit plan. It costs $0.00 per 1,000 emails. It returns 9 of the 10 key fields we check: Verification, Confidence, Catch-all domain, Where found, Name, Job title, Company, LinkedIn URL, Location.
We rank 1,285 plans by price. [ClearBounce's $3.20 monthly plan](https://datacircle.dev/find-email-apis/clearbounce/3-20-monthly/llms.txt) costs the least per 1,000 emails: as little as $0.00074. ClearBounce's $3.20 monthly plan covers up to 4,320,000 emails a month at no extra cost.
[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 to start 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), [OrbiSearch](https://datacircle.dev/find-email-apis/orbisearch/207-pack-enterprise-post-v1-email-lookup/llms.txt) and [DataForB2B](https://datacircle.dev/find-email-apis/dataforb2b/499-monthly-growth-post-enrich-profile-5000000-results-a-month/llms.txt) are the best email finder API providers in our benchmark.

- This page: https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-author-finder
- [Best email finder API in 2026](https://datacircle.dev/best-email-finder-api.txt)
- Get it: https://docs.yepapi.com/getting-started/billing
- Request: `POST https://api.yepapi.com/v1/email/author-finder`
- API key: with the plan, on https://docs.yepapi.com/getting-started/billing
- Its API docs: https://docs.yepapi.com/email-api/author-finder
- Sold by: YepAPI (https://www.yepapi.com)
- Checked: 2026-10-28

## In the answer

- Completeness: 90%
- Verification: ✓
- Confidence: ✓
- Catch-all domain: ✓
- Where found: ✓
- Name: ✓
- Job title: ✓
- Company: ✓
- LinkedIn URL: ✓
- Location: ✓

## Price

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

## Aggregators

- Aggregators: none

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Find the email of the author behind an article or blog URL

## Data

- Keep data: no limit
- Use data: You agree not to use YepAPI to: Violate any applicable law or regulation, Infringe on intellectual property rights of any third party, Transmit malicious code, spam, or abusive content, Attempt to reverse-engineer, scrape, or resell our service, Exceed reasonable usage patterns or abuse rate limits

## Plan

- Pay: $0
- You get: $5
- Enough for: 125 calls, once

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: url
- Method: POST
- Path: /v1/email/author-finder

## About the plan

- Plan: Free credit
- Who can get it: anyone

## The 22 fields the plan's answer can hold

email, first name, last name, full name, company name, company domain, job title, department, seniority, gender, country code, confidence score, address type, verified, verification status, catch-all, disposable, webmail, has phone, LinkedIn URL, Twitter URL, sources

## YepAPI's plans (2)

- [YepAPI, free credit, POST /v1/email/author-finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-author-finder/llms.txt): $0.00 per 1,000, 90% complete
- [YepAPI, top-up, Pay as you go, POST /v1/email/author-finder](https://datacircle.dev/find-email-apis/yepapi/top-up-pay-as-you-go-post-v1-email-author-finder/llms.txt): $40.00 per 1,000, 90% complete

## YepAPI's calls for this API (3)

- `POST /v1/email/author-finder`: [YepAPI, free credit, POST /v1/email/author-finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-author-finder/llms.txt)
- `POST /v1/email/finder`: [YepAPI, free credit, POST /v1/email/finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-finder/llms.txt)
- `POST /v1/email/linkedin-finder`: [YepAPI, free credit, POST /v1/email/linkedin-finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-linkedin-finder/llms.txt)

## YepAPI's APIs (12)

- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/bing](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-bing/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/yahoo](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-yahoo/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/youtube](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-youtube/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google-ads](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google-ads/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google-ai-mode](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google-ai-mode/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google-autocomplete](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google-autocomplete/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google-datasets](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google-datasets/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google-finance](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google-finance/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google-images](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google-images/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/search/google](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-search-google/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/serp/google](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-serp-google/llms.txt)
- [YepAPI: SERP API pricing, 2 plans, POST /v1/seo/serp](https://datacircle.dev/serp-apis/yepapi/free-credit-post-v1-seo-serp/llms.txt)
- [YepAPI: company discovery API pricing, 2 plans](https://datacircle.dev/company-discovery-apis/yepapi/free/llms.txt)
- [YepAPI: news API pricing, 2 plans](https://datacircle.dev/news-apis/yepapi/free/llms.txt)
- [YepAPI: company enrichment API pricing, 2 plans](https://datacircle.dev/company-enrichment-apis/yepapi/free/llms.txt)
- [YepAPI: similar companies API pricing, 2 plans](https://datacircle.dev/similar-company-apis/yepapi/free/llms.txt)
- [YepAPI: email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/yepapi/free/llms.txt)
- [YepAPI: phone finder API pricing, 2 plans](https://datacircle.dev/find-phone-apis/yepapi/free/llms.txt)
- [YepAPI: people search API pricing, 2 plans](https://datacircle.dev/people-search-apis/yepapi/free/llms.txt)
- [YepAPI: phone validation API pricing, 2 plans](https://datacircle.dev/validate-phone-apis/yepapi/free/llms.txt)
- [YepAPI: email finder API pricing, 2 plans, POST /v1/email/author-finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-author-finder/llms.txt)
- [YepAPI: reverse email lookup API pricing, 2 plans, POST /v1/email/combined](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-combined/llms.txt)
- [YepAPI: reverse email lookup API pricing, 2 plans, POST /v1/email/enrich](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-enrich/llms.txt)
- [YepAPI: reverse email lookup API pricing, 2 plans, POST /v1/email/person](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-person/llms.txt)
- [YepAPI: tech stack API pricing, 2 plans, POST /v1/seo/domain/technologies](https://datacircle.dev/company-technology-apis/yepapi/free-credit-post-v1-seo-domain-technologies/llms.txt)
- [YepAPI: tech stack API pricing, 2 plans, POST /v1/email/technology](https://datacircle.dev/company-technology-apis/yepapi/free-credit-post-v1-email-technology/llms.txt)

## YepAPI: email finder API alternatives

- [Fiber AI, $300 monthly, Prospector, POST /v1/contact-details/single, Reveal contact details (standard)](https://datacircle.dev/find-email-apis/fiber-ai/300-monthly-prospector-post-v1-contact-details-single/llms.txt): $40.00 per 1,000, 40% complete
- [Gamalogic, $40 pack](https://datacircle.dev/find-email-apis/gamalogic/40-pack/llms.txt): $40.00 per 1,000, 10% complete, live
- [PeopleSearch.im, $20 pack, Pro, POST /api/v1/email](https://datacircle.dev/find-email-apis/peoplesearch-im/20-pack-pro-post-api-v1-email/llms.txt): $40.00 per 1,000, 20% complete, live
- [Clado, top-up](https://datacircle.dev/find-email-apis/clado/top-up/llms.txt): $40.00 per 1,000, 10% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-28.

- https://docs.yepapi.com/email-api/author-finder
- https://docs.yepapi.com/getting-started/billing
- https://docs.yepapi.com/llms-full.txt
- https://docs.yepapi.com/llms.txt
- https://www.yepapi.com
- https://www.yepapi.com/terms