# SignalHire, free, POST /candidate/search, 5 credits: LinkedIn profile API

> The SignalHire API allows developers to integrate the capabilities of SignalHire directly into their own applications. It provides access to a wealth of contact information — including emails, phone numbers, and social media profiles — from a global database of professionals. [...]

SignalHire's LinkedIn profile API on its Free plan. It costs $0.00 per 1,000 profiles. It returns 9 of the 13 LinkedIn profile sections we check: Experience, Education, Skills, Headline, About, Location, Photo, Certifications, Languages.
In [our LinkedIn profile API benchmark](https://datacircle.dev/best-linkedin-profile-api.txt), SignalHire's best plan scores 35.6 out of 100.
This plan is free. We rank 978 plans for LinkedIn profile APIs by price. Half the plans cost $10.00 per 1,000 profiles or less.
[Village's $1 monthly plan](https://datacircle.dev/linkedin-profile-apis/village/1-monthly-core-post-v2-people-enrich-enrich-person-cached-only/llms.txt) costs the least per 1,000 profiles: as little as $0.0000039. Village's $1 monthly plan covers up to 259,200,000 profiles a month at no extra cost.
Village's $1 monthly plan covers any number of profiles on the call named “[Enrich Person (Bulk), cached only](https://datacircle.dev/linkedin-profile-apis/village/1-monthly-core-post-v2-people-enrich-bulk-enrich-person-bulk-cached-only/llms.txt)”.
[Bridgly](https://datacircle.dev/linkedin-profile-apis/bridgly/top-up-from-5/llms.txt), [Reverse Contact](https://datacircle.dev/linkedin-profile-apis/reverse-contact/449-monthly/llms.txt) and [DataForB2B](https://datacircle.dev/linkedin-profile-apis/dataforb2b/499-monthly/llms.txt) are the best LinkedIn profile API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/linkedin-profile-apis/signalhire/free-post-candidate-search-5-credits
- [LinkedIn profile API: 80+ providers compared](https://datacircle.dev/best-linkedin-profile-api.txt)
- Get it: https://www.signalhire.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- Request: `POST https://www.signalhire.com/api/v1/candidate/search`
- API key: with the plan, on https://www.signalhire.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- Its API docs: https://docs.signalhire.com/person-api/retrieve-person?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- Sold by: SignalHire (https://www.signalhire.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing)
- Checked: 2026-11-01

## In the answer

- Completeness: 69%
- Experience: ✓
- Education: ✓
- Skills: ✓
- Headline: ✓
- About: ✓
- Location: ✓
- Photo: ✓
- Certifications: ✓
- Languages: ✓

## Price

- $ per 1,000 profiles: $0.00
- Per: result
- Billing: free

## Strengths

- Strengths: 60+ fields

## Aggregators

- Aggregators: Clay: your key no Data Credits, 1 Action per call (Actions start at less than $0.01 each)

## Charges

- Repeat free: never

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: The SignalHire API allows developers to integrate the capabilities of SignalHire directly into their own applications. It provides access to a wealth of contact information — including emails, phone numbers, and social media profiles — from a global database of professionals. [...]

## Data

- Freshness: 10 days
- Keep data: no limit
- Use data: Users are permitted to use the Services for your own internal business purposes (but not for commercial purposes including but not limited to whereby you re-sale or otherwise make profit from any third party by mispresenting the Services as your own, or by selling access to the Services or any content derived therefrom, to any third party or otherwise distributing it, sharing it, displaying it or creating derivative works or aggregating such data) (collectively, “Permitted Purpose”). [...] Notwithstanding any other warranties contained within these Terms, where you, as a User, use the Services to view any Professionals Data (as contained within the Prospects Database), or otherwise use our Tools or Services to obtain any Personal Data you warrant and represent that you shall not use any such information or Personal Data for any purpose, or in any way which (a) violates any applicable laws, such as international data privacy laws, including but not limited the GDPR, the UK’s Data Protection Act, or any US state legislation amongst others, or (b) violates any laws relating to marketing and communications in any form including electronic communications, such as the US CAN-SPAM Act, or the EU Privacy and Electronic Communications Directives. In respect of the GDPR/UK’s Applied GDPR, if you opt to access and make use of any Professionals Data, you are acknowledging and agreeing that you are a Data Controller as defined in the those regulations. [...] Any other use of this Site and the Services beyond the Permitted Purposes is prohibited and, therefore, constitutes unauthorized use of this Website. You warrant and represent that you will not use the Site or the Services in any way (nor seek to transmit, share, broadcast or communicate any User Content, Uploaded Data, Third Party Content or other content, links to content or otherwise engage in any activity on or through the Site or Services), which, in our sole judgment is you using the Services: for any public or commercial purpose which includes use of this Site or its data or contents, on another site or through a networked computer environment, in a manner that modifies, publicly displays, publicly performs, reproduces or distributes any part of this Site or the Services in whole or part, in any way that violates, or has the potential to violate, any local, state, national, foreign, or international statute, regulation, rule, order, treaty, or other law, to stalk, harass, or harm another individual, or collect, use or store personal data about other users without their consent by any method including, but not limited to, through the use of scripts, bots or web crawlers or scraping of any kind, [...] to use, or attempt to use, any data mining, robots, or similar data gathering or extraction methods in connection with this Site, [...] for disclosing or seeking to disclose any personal or confidential information of any person or organisation without first obtaining their consent or solicits another person’s personal information for commercial or unlawful purposes, [...] to advertise or solicit any person to buy or sell any products or services including but not limited to uploading, posting, emailing, transmitting or otherwise making available any unsolicited or unauthorized advertising, promotional materials, affiliate marketing codes, link referral code or any other form of commercial solicitation, infringing or violating any third party’s rights, including intellectual property rights, anywhere in the world, or for any other purpose which we deem to be unacceptable and damaging, or potentially damaging, to any third party, other user of the Services, us, our affiliates, the Site, or the Services in any way including causing any physical or reputational or other intangible harm. [...] No rights in respect of the Services or the content provided as part of the Services are granted to you other than those expressly set out in these terms of use. All rights not expressly granted herein are reserved.

## Plan

- Pay: $0
- You get: 5 credits
- Enough for: 5 results, once

## Rate limit

- Per second: 0.083
- Concurrent: n/a
- Batch: 100

## Speed

- Answer: in the call or by webhook
- Median: 0.75 s

## The call

- You send: items, callbackUrl or withoutWaterfall: true. Optional: withoutContacts
- Method: POST
- Path: /candidate/search

## About the plan

- Plan: Free
- Who can get it: anyone acting in a business capacity, signing up with a business email

## The 72 fields the plan's answer can hold

request ID, input data, success, credits remaining, provider record ID, name, gender, headline, about, profile picture, location, skills, years of experience, profile URL, Facebook URL, X URL, GitHub URL, social links, jobs, job title, job company, job location, job is current, job start date, job end date, job description, job company URL, schools, school name, school field of study, school degree, school URL, school start date, school end date, languages, language proficiency, organizations, organization name, organization position, organization start date, organization end date, certifications, certification name, certification license, certification issuer, courses, course name, projects, project name, project description, project URL, project start date, project end date, publications, publication name, publication description, publication publisher, publication URL, publication date, patents, patent name, patent or application number, patent number, patent date, honors, award name, award description, award issuer, award date, street address, birth date, alternative names

## SignalHire's plans (15)

- [SignalHire, free, POST /candidate/search, 5 credits](https://datacircle.dev/linkedin-profile-apis/signalhire/free-post-candidate-search-5-credits/llms.txt): $0.00 per 1,000, 69% complete, 10 days
- [SignalHire, free, POST /candidate/search, 10 credits a month](https://datacircle.dev/linkedin-profile-apis/signalhire/free-post-candidate-search-10-credits-a-month/llms.txt): $0.00 per 1,000, 69% complete, 10 days
- [SignalHire, $49 monthly, Emails & Phones](https://datacircle.dev/linkedin-profile-apis/signalhire/49-monthly-emails-phones/llms.txt): $163.333 per 1,000, 69% complete, 10 days
- [SignalHire, $49 monthly, Emails](https://datacircle.dev/linkedin-profile-apis/signalhire/49-monthly-emails/llms.txt): $81.667 per 1,000, 69% complete, 10 days
- [SignalHire, $69 monthly, Emails & Phones](https://datacircle.dev/linkedin-profile-apis/signalhire/69-monthly-emails-phones/llms.txt): $158.621 per 1,000, 69% complete, 10 days
- [SignalHire, $69 monthly, Emails](https://datacircle.dev/linkedin-profile-apis/signalhire/69-monthly-emails/llms.txt): $69.00 per 1,000, 69% complete, 10 days
- [SignalHire, $79 monthly](https://datacircle.dev/linkedin-profile-apis/signalhire/79-monthly/llms.txt): $39.50 per 1,000, 69% complete, 10 days
- [SignalHire, $99 monthly](https://datacircle.dev/linkedin-profile-apis/signalhire/99-monthly/llms.txt): $49.50 per 1,000, 69% complete, 10 days
- [SignalHire, $469 yearly, Emails & Phones](https://datacircle.dev/linkedin-profile-apis/signalhire/469-yearly-emails-phones/llms.txt): $130.278 per 1,000, 69% complete, 10 days
- [SignalHire, $469 yearly, Emails](https://datacircle.dev/linkedin-profile-apis/signalhire/469-yearly-emails/llms.txt): $65.139 per 1,000, 69% complete, 10 days
- [SignalHire, $689 yearly, Emails & Phones](https://datacircle.dev/linkedin-profile-apis/signalhire/689-yearly-emails-phones/llms.txt): $127.593 per 1,000, 69% complete, 10 days
- [SignalHire, $689 yearly, Emails](https://datacircle.dev/linkedin-profile-apis/signalhire/689-yearly-emails/llms.txt): $57.417 per 1,000, 69% complete, 10 days
- [SignalHire, $756 yearly](https://datacircle.dev/linkedin-profile-apis/signalhire/756-yearly/llms.txt): $31.50 per 1,000, 69% complete, 10 days
- [SignalHire, $996 yearly](https://datacircle.dev/linkedin-profile-apis/signalhire/996-yearly/llms.txt): $41.50 per 1,000, 69% complete, 10 days
- [SignalHire, contact us](https://datacircle.dev/linkedin-profile-apis/signalhire/contact-us/llms.txt): 69% complete, 10 days

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

- `POST /candidate/search`: [SignalHire, free, POST /candidate/search, 5 credits](https://datacircle.dev/linkedin-profile-apis/signalhire/free-post-candidate-search-5-credits/llms.txt)

## SignalHire's APIs (6)

- [SignalHire: LinkedIn profile API pricing, 15 plans](https://datacircle.dev/linkedin-profile-apis/signalhire/free-post-candidate-search-5-credits/llms.txt)
- [SignalHire: company headcount API pricing, 15 plans](https://datacircle.dev/company-headcount-apis/signalhire/free-free-get-company-getcount-5-credits/llms.txt)
- [SignalHire: email finder API pricing, 15 plans](https://datacircle.dev/find-email-apis/signalhire/free-free-post-candidate-search-5-credits/llms.txt)
- [SignalHire: phone finder API pricing, 9 plans](https://datacircle.dev/find-phone-apis/signalhire/free-free-post-candidate-search-5-credits/llms.txt)
- [SignalHire: people search API pricing, 15 plans, GET /company/getProfiles](https://datacircle.dev/people-search-apis/signalhire/free-free-get-company-getprofiles-5-credits/llms.txt)
- [SignalHire: people search API pricing, 15 plans, POST /candidate/searchByQuery](https://datacircle.dev/people-search-apis/signalhire/free-free-post-candidate-searchbyquery-5-credits/llms.txt)
- [SignalHire: company enrichment API pricing, 1 plan](https://datacircle.dev/company-enrichment-apis/signalhire/contact-us/llms.txt)

## SignalHire: LinkedIn profile API alternatives

- [1Lookup, $799 monthly, Professional, POST /bulk/jobs, Create a bulk job (type linkedin_profile_lookup)](https://datacircle.dev/linkedin-profile-apis/1lookup/799-monthly-professional-post-bulk-jobs-create-a-bulk-job-type-linkedin-profile-lookup/llms.txt): $31.96 per 1,000, 31% complete, live
- [Fiber AI, $2,400 monthly, Enterprise, POST /v1/linkedin-live-fetch/profile/single](https://datacircle.dev/linkedin-profile-apis/fiber-ai/2400-monthly/llms.txt): $32.00 per 1,000, 92% complete, live
- [Anymail Finder, $384 yearly](https://datacircle.dev/linkedin-profile-apis/anymail-finder/384-yearly/llms.txt): $32.00 per 1,000, 8% complete, live
- [GetSales, $24,000 yearly, Enrich, 100+ seats, 12 months](https://datacircle.dev/linkedin-profile-apis/getsales/24000-yearly-enrich-100-seats-12-months/llms.txt): $32.00 per 1,000, 77% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-01.

- https://docs.signalhire.com/api-pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/overview?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/person-api/candidate-object?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/person-api/rate-limits?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/person-api/retrieve-person?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/person-api/without-contacts?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://docs.signalhire.com/person-api/without-waterfall?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://www.signalhire.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://www.signalhire.com/knowledge-base/what-does-'available-credits'-mean?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://www.signalhire.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing
- https://www.signalhire.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-api-pricing