# A-Leads, free: Reverse email lookup API

> Turn a sparse record into a full profile—titles, firms, signals—without leaving your stack.

A-Leads's reverse email lookup API on its Free trial plan. It costs $0.00 per 1,000 people. It returns none of the 13 key fields we check: Experience, Education, Skills, Headline and 9 more.
We haven't run A-Leads through [our reverse email lookup API benchmark](https://datacircle.dev/best-reverse-email-lookup-api.txt) yet.
This plan is free. We rank 396 plans for reverse email lookup APIs by price. Half the plans cost $24.875 per 1,000 people or less.
[Minerva's $400 monthly plan](https://datacircle.dev/reverse-email-lookup-apis/minerva/400-monthly/llms.txt) costs the least per 1,000 people. Minerva's reverse email lookup API costs nothing beyond the plan price.
[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 less up front than Minerva's $400 monthly plan.
[GetProspect](https://datacircle.dev/reverse-email-lookup-apis/getprospect/399-monthly-growth-50k-post-v2-people-enrich/llms.txt), [Village](https://datacircle.dev/reverse-email-lookup-apis/village/1-monthly/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 the Datacircle benchmark.

- This page: https://datacircle.dev/reverse-email-lookup-apis/a-leads/free
- [Reverse email lookup API: 30+ providers compared](https://datacircle.dev/best-reverse-email-lookup-api.txt)
- Get it: https://a-leads.co/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Request: `POST https://api.a-leads.co/gateway/v1/reverse-email-lookup/verify`
- API key: with the plan, on https://a-leads.co/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Its API docs: https://docs.a-leads.co/reference/post_verify.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Sold by: A-Leads (https://a-leads.co?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 0%

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Advanced Search · Find Email · Find Personal Email · Verify Email · Find Phone Number · Company Search · Company Details by ID · Similar Company Search · Bulk Advanced Search · Perform Bulk Company Search

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Turn a sparse record into a full profile—titles, firms, signals—without leaving your stack.

## Data

- Keep data: during the applicable Subscription Term
- Use data: a limited, non-exclusive, non-transferable, non-sublicensable license during the applicable Subscription Term to access and use the Service and related Documentation solely for Customer’s internal business operations [...] The Service may not be resold, sub-licensed, leased, rented, assigned, shared, or otherwise transferred to any third party except as expressly permitted in this Agreement or in an Order Form approved by the Company. Data outputs or reports derived from the Service may not be republished or used to create a competing database or service. [...] Customer and Authorized Users shall not access the Service for purposes of monitoring its availability, performance, or functionality, or for any other competitive or benchmarking analysis without the Company’s written approval.

## Plan

- Pay: $0

## Rate limit

- Per day: 6,000
- Per second: 0.17
- Batch: 1

## Speed

- Answer: by polling

## The call

- You send: nothing required. Optional: email
- Method: POST
- Path: /verify

## About the plan

- Plan: Free trial
- Who can get it: anyone who doesn't directly compete with A-Leads in lead intelligence, data analytics or similar software

## The 7 fields the plan's answer can hold

message status, message status code, message description, email, job ID, LinkedIn URL, status

## A-Leads's plans (8)

- [A-Leads, free](https://datacircle.dev/reverse-email-lookup-apis/a-leads/free/llms.txt): $0.00 per 1,000, 0% complete
- [A-Leads, $60 monthly](https://datacircle.dev/reverse-email-lookup-apis/a-leads/60-monthly/llms.txt): 0% complete
- [A-Leads, $99 monthly](https://datacircle.dev/reverse-email-lookup-apis/a-leads/99-monthly/llms.txt): 0% complete
- [A-Leads, $199 monthly](https://datacircle.dev/reverse-email-lookup-apis/a-leads/199-monthly/llms.txt): 0% complete
- [A-Leads, $600 yearly](https://datacircle.dev/reverse-email-lookup-apis/a-leads/600-yearly/llms.txt): 0% complete
- [A-Leads, $984 yearly](https://datacircle.dev/reverse-email-lookup-apis/a-leads/984-yearly/llms.txt): 0% complete
- [A-Leads, $1,980 yearly](https://datacircle.dev/reverse-email-lookup-apis/a-leads/1980-yearly/llms.txt): 0% complete
- [A-Leads, contact us](https://datacircle.dev/reverse-email-lookup-apis/a-leads/contact-us/llms.txt): 0% complete

## A-Leads's calls for this API (1)

- `POST /verify`: [A-Leads, free](https://datacircle.dev/reverse-email-lookup-apis/a-leads/free/llms.txt)

## A-Leads's APIs (8)

- [A-Leads: company discovery API pricing, 8 plans](https://datacircle.dev/company-discovery-apis/a-leads/free/llms.txt)
- [A-Leads: company enrichment API pricing, 8 plans](https://datacircle.dev/company-enrichment-apis/a-leads/free/llms.txt)
- [A-Leads: similar companies API pricing, 8 plans](https://datacircle.dev/similar-company-apis/a-leads/free/llms.txt)
- [A-Leads: email verification API pricing, 8 plans](https://datacircle.dev/validate-email-apis/a-leads/free/llms.txt)
- [A-Leads: phone finder API pricing, 8 plans](https://datacircle.dev/find-phone-apis/a-leads/free/llms.txt)
- [A-Leads: people search API pricing, 8 plans](https://datacircle.dev/people-search-apis/a-leads/free/llms.txt)
- [A-Leads: reverse email lookup API pricing, 8 plans](https://datacircle.dev/reverse-email-lookup-apis/a-leads/free/llms.txt)
- [A-Leads: email finder API pricing, 8 plans, POST /find-email](https://datacircle.dev/find-email-apis/a-leads/free-trial-post-find-email/llms.txt)
- [A-Leads: email finder API pricing, 8 plans, POST /find-email/personal](https://datacircle.dev/find-email-apis/a-leads/free-trial-post-find-email-personal/llms.txt)

## A-Leads: reverse email lookup API alternatives

- [GetProspect, free, POST /v2/people/bulk-enrich](https://datacircle.dev/reverse-email-lookup-apis/getprospect/free-post-v2-people-bulk-enrich/llms.txt): $0.00 per 1,000, 15% complete, stored
- [Village, free, POST /v2/people/enrich/by-email, Reverse Lookup by Email](https://datacircle.dev/reverse-email-lookup-apis/village/free-post-v2-people-enrich-by-email-reverse-lookup-by-email/llms.txt): $0.00 per 1,000, 31% complete, stored
- [treg, free](https://datacircle.dev/reverse-email-lookup-apis/treg/free/llms.txt): $0.00 per 1,000, 0% complete
- [BlitzAPI, free](https://datacircle.dev/reverse-email-lookup-apis/blitzapi/free/llms.txt): $0.00 per 1,000, 69% complete, stored
- [Sixtyfour, free](https://datacircle.dev/reverse-email-lookup-apis/sixtyfour/free/llms.txt): $0.00 per 1,000, 31% 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 2026-11-04.

- https://a-leads.co?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://a-leads.co/_astro/pricing-section.n0Zcmnpc.js?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://a-leads.co/api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://a-leads.co/legal/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://a-leads.co/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.a-leads.co/docs/mcp.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.a-leads.co/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://docs.a-leads.co/reference/post_verify.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://support.a-leads.co/credits-and-billing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://support.a-leads.co/getting-started?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing