# AudienceLab, contact us: Reverse email lookup API

> Use our robust database of over 280m consumer profiles to enrich and match any data point possible.

AudienceLab's Contact plan lets you call the reverse email lookup API. We check each provider's docs for 13 fields. AudienceLab's docs list 2: Experience, Location.
We haven't run AudienceLab through [our reverse email lookup API benchmark](https://datacircle.dev/best-reverse-email-lookup-api.txt) yet.
AudienceLab gives this plan's price on request. We rank 482 plans for reverse email lookup APIs by price. Half the plans cost $31.90 or less per 1,000 people.
[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. [StableEnrich's pay-as-you-go plan](https://datacircle.dev/reverse-email-lookup-apis/stableenrich/pay-as-you-go/llms.txt) costs the least for 10,000 people a month: $0.20.
[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 [Findymail](https://datacircle.dev/reverse-email-lookup-apis/findymail/399-monthly-business-plus-post-api-search-reverse-email-reverse-email-lookup-full/llms.txt) are the best reverse email lookup API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/reverse-email-lookup-apis/audiencelab/contact-us
- [Reverse email lookup API in 2026: the best of 30+ compared](https://datacircle.dev/best-reverse-email-lookup-api.txt)
- Get it: https://data.audiencelab.io/application-form?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Request: `POST https://api.audiencelab.io/enrich`
- API key: with the plan, on https://data.audiencelab.io/application-form?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Its API docs: https://audiencelab.mintlify.app/api-reference/enrichment/enrich-contact?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- Sold by: AudienceLab (https://audiencelab.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing)
- Checked: 2026-11-10

## In the answer

- Completeness: 15%
- Experience: ✓
- Location: ✓

## Price

- Billing: contact

## Aggregators

- Aggregators: none

## In their words

- Their pitch: Use our robust database of over 280m consumer profiles to enrich and match any data point possible.

## Data

- Keep data: for the Term, twelve (12) months or as set in the Service Order, upon termination each Party shall destroy all Confidential Information (including complete deletion and the rendering as inaccessible of all Available Data) and certify it in writing within thirty (30) days
- Use data: a worldwide, non-exclusive, non-transferable license to access and use the Platform and Available Data solely for use in the designated Authorized Applications during the Term, and for no other purpose [...] Company shall not: (i) “white label” any Available Data, not include Available Data in any kind of blind exchange environment, (ii) resell Available Data usage as other than as contemplated in this Agreement, (iii) redistribute data to any third-party other than to fulfill a specific client campaign, which shall require use of a select audience segment on a third party and only for a limited duration, (iv) create derivative segments or products or create new segments or new products from any Available Data, or (v) reveal any domains to any of Company’s clients

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: is_or_match, filter.email. Optional: request_id, fields
- Method: POST
- Path: /enrich

## About the plan

- Plan: Contact
- Who can get it: applicants AudienceLab qualifies from its demo application form: a marketing agency, or a business that would use the data

## The 16 fields the plan's answer can hold

first name, last name, job title, company name, company domain, industry, business email, personal email, business phone, personal phone, SHA256 email hash, LinkedIn URL, address, city, state, ZIP code

## AudienceLab's plans (1)

- [AudienceLab, contact us](https://datacircle.dev/reverse-email-lookup-apis/audiencelab/contact-us/llms.txt): 15% complete

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

- `POST /enrich`: [AudienceLab, contact us](https://datacircle.dev/reverse-email-lookup-apis/audiencelab/contact-us/llms.txt)

## AudienceLab's APIs (3)

- [AudienceLab: people search API pricing, 1 plan](https://datacircle.dev/people-search-apis/audiencelab/contact-us/llms.txt)
- [AudienceLab: people enrichment API pricing, 1 plan](https://datacircle.dev/person-enrichment-apis/audiencelab/contact-us/llms.txt)
- [AudienceLab: reverse email lookup API pricing, 1 plan](https://datacircle.dev/reverse-email-lookup-apis/audiencelab/contact-us/llms.txt)

## AudienceLab: reverse email lookup API alternatives

- [GetProspect, contact us, Custom terms, POST /v2/people/bulk-enrich](https://datacircle.dev/reverse-email-lookup-apis/getprospect/contact-us-custom-terms-post-v2-people-bulk-enrich/llms.txt): 15% complete, stored
- [BetterEnrich, contact us, Enterprise, 250K credits](https://datacircle.dev/reverse-email-lookup-apis/betterenrich/contact-us-enterprise-250k-credits/llms.txt): 15% complete, live
- [NeuralVerge, contact us](https://datacircle.dev/reverse-email-lookup-apis/neuralverge/contact-us/llms.txt): 15% complete, live
- [Woodpecker, contact us](https://datacircle.dev/reverse-email-lookup-apis/woodpecker/contact-us/llms.txt): 15% complete
- [Zintlr, contact us](https://datacircle.dev/reverse-email-lookup-apis/zintlr/contact-us/llms.txt): 15% 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 2026-11-10.

- https://audiencelab.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://audiencelab.io/faqs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://audiencelab.io/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://audiencelab.mintlify.app/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://audiencelab.mintlify.app/openapi.yaml?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing
- https://data.audiencelab.io/application-form?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=reverse-email-lookup-api-pricing