# Fideo, contact us: Email finder API

> Email Signals enables you to retrieve a list of all known hashed emails and associated metadata of a given contact.

Fideo's email finder API on its Signals plan. It returns 1 of the 10 key fields we check: Confidence.
We haven't run Fideo through [our email finder API benchmark](https://datacircle.dev/best-email-finder-api.txt) yet.
Fideo 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/fideo/contact-us
- [Email finder API: 80+ providers compared on price and data](https://datacircle.dev/best-email-finder-api.txt)
- Get it: https://www.fideo.ai/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Request: `POST https://api.fideo.ai/signals`
- API key: with the plan, on https://www.fideo.ai/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Its API docs: https://docs.fideo.ai/docs/email-signals?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- Sold by: Fideo (https://www.fideo.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing)
- Checked: 2026-11-04

## In the answer

- Completeness: 10%
- Confidence: ✓

## Price

- Billing: contact

## Aggregators

- Aggregators: none

## In their words

- Their pitch: Email Signals enables you to retrieve a list of all known hashed emails and associated metadata of a given contact.

## Data

- Keep data: the Subscription Term, then delete it
- Use data: solely for the Permitted Uses, Customer will not use, and will not allow or require any Third Party End Users to use, Fideo Data or Fideo Data Services: (i) to determine any person’s employability, credit worthiness, credit standing, credit capacity, or other characteristics related to such person’s manner or mode of living, as listed in Section 603(d) of the Fair Credit Reporting Act, (ii) to make a decision by automated processing to evaluate, analyze, or predict an individual’s preferences where the decision results in the provision or denial of financial or lending services, housing, insurance, education enrollment or opportunity, criminal justice, employment opportunities, health care services, or access to essential goods or services, (iii) in any manner that violates Applicable Law, (iv) to build or support products or services that are competive with Fideo Data Services, or (v) in any manner that exceeds the scope of the licenses granted or the limits or restrictions set forth in the Agreement

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: Content-Type header "application/json", one of profiles, phones, ssns or name with location. Optional: name.middle, location.addressLine1, location.addressLine2, location.city, location.region, location.regionCode, location.postalCode, location.country, location.countryCode, organization, title, ipAddress, birthday, countries, excludedCountries
- Method: POST
- Path: /signals

## About the plan

- Plan: Signals
- Who can get it: anyone who contacts Fideo with a use case and signs an Order Form

## The 10 fields the plan's answer can hold

email, email MD5 hash, email SHA-1 hash, email SHA-256 hash, email first seen, email last seen, email observations, email confidence, email activity, email label

## Fideo's plans (1)

- [Fideo, contact us](https://datacircle.dev/find-email-apis/fideo/contact-us/llms.txt): 10% complete

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

- `POST /signals`: [Fideo, contact us](https://datacircle.dev/find-email-apis/fideo/contact-us/llms.txt)

## Fideo's APIs (6)

- [Fideo: email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/fideo/free/llms.txt)
- [Fideo: phone validation API pricing, 2 plans](https://datacircle.dev/validate-phone-apis/fideo/free/llms.txt)
- [Fideo: email finder API pricing, 1 plan](https://datacircle.dev/find-email-apis/fideo/contact-us/llms.txt)
- [Fideo: phone finder API pricing, 1 plan](https://datacircle.dev/find-phone-apis/fideo/contact-us/llms.txt)
- [Fideo: people enrichment API pricing, 1 plan](https://datacircle.dev/person-enrichment-apis/fideo/contact-us/llms.txt)
- [Fideo: reverse email lookup API pricing, 1 plan](https://datacircle.dev/reverse-email-lookup-apis/fideo/contact-us/llms.txt)

## Fideo: email finder API alternatives

- [GetProspect, contact us, Custom terms, POST /v2/email/find](https://datacircle.dev/find-email-apis/getprospect/contact-us-custom-terms-post-v2-email-find/llms.txt): 10% complete, stored
- [LeadMagic, contact us, Enterprise Security, POST /v1/people/b2b-profile-email](https://datacircle.dev/find-email-apis/leadmagic/contact-us-enterprise-security-post-v1-people-b2b-profile-email/llms.txt): 10% complete
- [VeriMails, contact us, Enterprise, POST /api/find-email/csv](https://datacircle.dev/find-email-apis/verimails/contact-us-enterprise-post-api-find-email-csv/llms.txt): 10% complete, live
- [Snov.io, contact us, Custom Ultra, POST /v2/domain-search/prospects/search-emails/start/{prospect_hash}](https://datacircle.dev/find-email-apis/snov-io/contact-us-custom-ultra-post-v2-domain-search-prospects-search-emails-start-prospect-hash/llms.txt): 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 2026-11-04.

- https://docs.fideo.ai/docs/authorization?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://docs.fideo.ai/docs/create-api-key?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://docs.fideo.ai/docs/email-signals?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://docs.fideo.ai/docs/multi-field-inputs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://docs.fideo.ai/docs/signals?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://docs.fideo.ai/docs/verify?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://www.fideo.ai/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://www.fideo.ai/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing
- https://www.fideo.ai/legal/services-agreement?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=email-finder-api-pricing