# Altair Data, contact us: Email finder API

> Verified phone and email appends

Altair Data's email finder API on its Book a Call plan. It returns none of the 10 key fields we check: Verification, Confidence, Catch-all domain, Where found and 6 more.
We haven't run Altair Data through [our email finder API benchmark](https://datacircle.dev/best-email-finder-api.txt) yet.
Altair Data gives this plan's price on request. We rank 1,494 plans for email finder APIs by price. Half the plans cost $20.00 per 1,000 emails or less.
[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 up front than ClearBounce's $3.20 monthly plan.
[DiscoLike](https://datacircle.dev/find-email-apis/discolike/399-monthly-team-post-email-find/llms.txt), [GetProspect](https://datacircle.dev/find-email-apis/getprospect/399-monthly-growth-50k-post-v2-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/altair-data/contact-us
- [Email finder API: 80+ providers compared on price and data](https://datacircle.dev/best-email-finder-api.txt)
- Get it: https://altairdata.com/contact/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Request: Docs on request from sales
- API key: with the plan, on https://altairdata.com/contact/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Its API docs: https://altairdata.com/api-documentation/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Sold by: Altair Data (https://altairdata.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 0%

## Price

- Billing: contact

## Aggregators

- Aggregators: none

## In their words

- Their pitch: Verified phone and email appends

## Data

- Keep data: no API terms
- Use data: no API terms

## The call

- You send: Docs on request from sales

## About the plan

- Plan: Book a Call
- Who can get it: for-profit and not-for-profit organizations marketing their own products and services

## The only field the plan's answer can hold

email address

## Altair Data's plans (1)

- [Altair Data, contact us](https://datacircle.dev/find-email-apis/altair-data/contact-us/llms.txt): 0% complete

## Altair Data's calls (1)

- Docs on request from sales: [Altair Data, contact us](https://datacircle.dev/find-email-apis/altair-data/contact-us/llms.txt)

## Altair Data's APIs (3)

- [Altair Data: email finder API pricing, 1 plan](https://datacircle.dev/find-email-apis/altair-data/contact-us/llms.txt)
- [Altair Data: phone finder API pricing, 1 plan](https://datacircle.dev/find-phone-apis/altair-data/contact-us/llms.txt)
- [Altair Data: people enrichment API pricing, 1 plan](https://datacircle.dev/person-enrichment-apis/altair-data/contact-us/llms.txt)

## Altair Data: email finder API alternatives

- [DataForB2B, contact us, Platform, POST /enrich/profile, Enrich Profile, work email](https://datacircle.dev/find-email-apis/dataforb2b/contact-us-platform-post-enrich-profile-enrich-profile-work-email/llms.txt): 0% complete, 30 days
- [LeadMagic, contact us, Enterprise Security, POST /v1/batch](https://datacircle.dev/find-email-apis/leadmagic/contact-us-enterprise-security-post-v1-batch/llms.txt): 0% complete
- [SyncGTM, contact us](https://datacircle.dev/find-email-apis/syncgtm/contact-us/llms.txt): 0% complete, live
- [Zooq, contact us, Need a bigger pack?, POST /api/v1/email/find-bulk](https://datacircle.dev/find-email-apis/zooq/contact-us-need-a-bigger-pack-post-api-v1-email-find-bulk/llms.txt): 0% complete
- [Alesco Data, contact us](https://datacircle.dev/find-email-apis/alesco-data/contact-us/llms.txt): 0% 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://altairdata.com/api-documentation/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://altairdata.com/contact/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://altairdata.com/dataready/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://altairdata.com/enrichment/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://altairdata.com/privacy-policy/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://altairdata.com/terms-of-service/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing