# YepAPI, free credit, POST /v1/email/combined: Reverse email lookup API

> Enrich an email into both the person and their company

YepAPI's reverse email lookup API on its Free credit plan. It costs $0.00 per 1,000 people. It returns 3 of the 13 key fields we check: Experience, About, Location.
We rank 297 plans by price. [Village's $1 monthly plan](https://datacircle.dev/reverse-email-lookup-apis/village/1-monthly-core-post-v2-people-enrich-by-email-reverse-lookup-by-email-cached-only/llms.txt) costs the least per 1,000 people: as little as $0.0000039. Village's $1 monthly plan covers up to 259,200,000 people a month at no extra cost.
[Village's $25 pack (Reverse Lookup by Email, cached only)](https://datacircle.dev/reverse-email-lookup-apis/village/25-pack-1000-credits-post-v2-people-enrich-by-email-reverse-lookup-by-email-cached-only/llms.txt) covers any number of people. Village's $25 pack costs more to start than Village's $1 monthly plan.
[Village](https://datacircle.dev/reverse-email-lookup-apis/village/1-monthly/llms.txt), [BlitzAPI](https://datacircle.dev/reverse-email-lookup-apis/blitzapi/top-up-from-0-60/llms.txt) and [treg](https://datacircle.dev/reverse-email-lookup-apis/treg/top-up-from-200/llms.txt) are the best reverse email lookup API providers in our benchmark.

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

## In the answer

- Completeness: 23%
- Experience: ✓
- About: ✓
- Location: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: 154 other calls

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Enrich an email into both the person and their company

## 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: email
- Method: POST
- Path: /v1/email/combined

## About the plan

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

## The 42 fields the plan's answer can hold

email, first name, last name, full name, gender, bio, location, company name, company domain, job title, role, seniority, city, state, country, country code, Facebook URL, GitHub URL, LinkedIn URL, Twitter URL, company legal name, company description, company founded year, company logo, company industry, company sector, company NAICS code, company SIC code, company street address, company city, company state, company country, company country code, company postal code, company employees, company employee range, company estimated annual revenue, company sample emails, company phones, company Facebook URL, company LinkedIn URL, company Twitter URL

## YepAPI's plans (2)

- [YepAPI, free credit, POST /v1/email/combined](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-combined/llms.txt): $0.00 per 1,000, 23% complete
- [YepAPI, top-up, Pay as you go, POST /v1/email/combined](https://datacircle.dev/reverse-email-lookup-apis/yepapi/top-up-pay-as-you-go-post-v1-email-combined/llms.txt): $40.00 per 1,000, 23% complete

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

- `POST /v1/email/combined`: [YepAPI, free credit, POST /v1/email/combined](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-combined/llms.txt)
- `POST /v1/email/enrich`: [YepAPI, free credit, POST /v1/email/enrich](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-enrich/llms.txt)
- `POST /v1/email/person`: [YepAPI, free credit, POST /v1/email/person](https://datacircle.dev/reverse-email-lookup-apis/yepapi/free-credit-post-v1-email-person/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: email finder API pricing, 2 plans, POST /v1/email/finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-finder/llms.txt)
- [YepAPI: email finder API pricing, 2 plans, POST /v1/email/linkedin-finder](https://datacircle.dev/find-email-apis/yepapi/free-credit-post-v1-email-linkedin-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: 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: reverse email lookup API alternatives

- [Village, $100 pack, 5,000 credits, POST /v2/people/enrich/by-email, Reverse Lookup by Email](https://datacircle.dev/reverse-email-lookup-apis/village/100-pack-5000-credits-post-v2-people-enrich-by-email-reverse-lookup-by-email/llms.txt): $40.00 per 1,000, 31% complete, stored
- [Fiber AI, $300 monthly, Prospector, POST /v1/email-to-person/single](https://datacircle.dev/reverse-email-lookup-apis/fiber-ai/300-monthly-prospector-post-v1-email-to-person-single/llms.txt): $40.00 per 1,000, 92% complete, stored
- [Context.dev, $20 monthly](https://datacircle.dev/reverse-email-lookup-apis/context-dev/20-monthly/llms.txt): $40.00 per 1,000, 46% complete, stored
- [EnrichLoops, $100 monthly](https://datacircle.dev/reverse-email-lookup-apis/enrichloops/100-monthly/llms.txt): $40.00 per 1,000, 54% 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/combined
- 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