# LinkFinder AI, free: LinkedIn post reaction API

> One POST with a LinkedIn post URL, a list of reactions back as JSON.

LinkFinder AI's Free trial plan for the LinkedIn post reaction API costs $0.00 per 1,000 reactions. We check each provider's docs for 2 fields. LinkFinder AI's docs list both: Reaction and Reactor.
We haven't run LinkFinder AI through [our LinkedIn post reaction API benchmark](https://datacircle.dev/best-linkedin-post-reaction-api.txt) yet.
This plan is free. We rank 124 plans for LinkedIn post reaction APIs by price. Half the plans cost $0.497 or less per 1,000 reactions. [See the best free LinkedIn post reaction API plan.](https://datacircle.dev/best-linkedin-post-reaction-api.txt)
[EnvoAPI's $499 monthly plan](https://datacircle.dev/linkedin-post-reaction-apis/envoapi/499-monthly-scale-get-v1-posts-reactions-by-slug/llms.txt) is the cheapest paid plan per 1,000 reactions: $0.002. EnvoAPI charges for each page of results. We count 1,000 reactions on each page to get the $0.002 price. [AnyAPI's pay-as-you-go plan](https://datacircle.dev/linkedin-post-reaction-apis/anyapi/pay-as-you-go/llms.txt) costs the least for 10,000 reactions a month: $0.29.
[ExportComments's $220 monthly plan (/api/v1/batch-export)](https://datacircle.dev/linkedin-post-reaction-apis/exportcomments/220-monthly-business-post-api-v1-batch-export/llms.txt) covers any number of reactions. ExportComments's $220 monthly plan costs less up front than EnvoAPI's $499 monthly plan.
[Fetchin](https://datacircle.dev/linkedin-post-reaction-apis/fetchin/50-monthly-subscription-50k-get-api-v1-post-reactions/llms.txt), [BeReach](https://datacircle.dev/linkedin-post-reaction-apis/bereach/10-pack/llms.txt) and [ScrapeField](https://datacircle.dev/linkedin-post-reaction-apis/scrapefield/39-pack/llms.txt) are the best LinkedIn post reaction API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/free
- [LinkedIn post reaction API: the 14 best providers compared](https://datacircle.dev/best-linkedin-post-reaction-api.txt)
- Get it: https://linkfinderai.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- Request: `POST https://api.linkfinderai.com/`
- API key: with the plan, on https://linkfinderai.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- Its API docs: https://linkfinderai.com/linkedin-post-likers-export-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- Sold by: LinkFinder AI (https://linkfinderai.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 100%
- Reaction: ✓
- Reactor: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: lead_full_name_to_linkedin_url · email_to_linkedin_url · linkedin_profile_to_email · linkedin_profile_to_phone · linkedin_profile_to_linkedin_info · lead_full_name_to_email · company_name_to_website · company_name_to_email · company_name_to_phone · company_name_to_linkedin_url · company_name_to_employee_count · company_name_to_employees · company_domain_to_employees · linkedin_company_to_linkedin_info · linkedin_company_to_employee_count · linkedin_company_to_employees · b2b_data_lookup · instagram_lookup

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: One POST with a LinkedIn post URL, a list of reactions back as JSON.

## Data

- Keep data: no limit
- Use data: You agree to use the Service only for lawful, legitimate B2B purposes, including: B2B sales prospecting and outbound outreach in compliance with applicable anti-spam laws, Recruitment and talent research, Market research and competitive intelligence, Enriching internal CRM and sales databases. [...] You agree NOT to use the Service to: Send unsolicited bulk commercial messages (spam) in violation of CAN-SPAM, GDPR, the ePrivacy Directive, or other applicable anti-spam regulations, Harass, stalk, defame, intimidate, or discriminate against any individual, Collect, process, or use data of EU/EEA data subjects without a valid legal basis under the GDPR, Use the Service for any unlawful purpose, fraud, or to facilitate illegal activity, Resell, sublicense, or redistribute the Service or its outputs without our prior written consent, [...] Use automated means to abuse rate limits, circumvent security, or overload our systems, Share your account credentials or API keys with unauthorized third parties. [...] we grant you a non-exclusive, non-transferable, revocable license to access and use the Service for your internal business purposes during your subscription period.

## Plan

- Pay: $0
- You get: 25 credits
- Expires: no time limit

## Rate limit

- Batch: 1

## Speed

- Answer: in the call or by polling

## The call

- You send: type "linkedin_post_to_reactions" and input_data (a LinkedIn post URL)
- Method: POST
- Path: /

## About the plan

- Plan: Free trial
- Who can get it: anyone 18 or over and legally capable of entering into a binding contract, for business purposes only

## The 5 fields the plan's answer can hold

reactor name, reactor headline, reactor URL, reaction type, status

## LinkFinder AI's plans (11)

- [LinkFinder AI, free](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/free/llms.txt): $0.00 per 1,000, 100% complete
- [LinkFinder AI, $25 pack](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/25-pack/llms.txt): 100% complete
- [LinkFinder AI, $75 pack](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/75-pack/llms.txt): 100% complete
- [LinkFinder AI, $200 pack](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/200-pack/llms.txt): 100% complete
- [LinkFinder AI, $49 monthly](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/49-monthly/llms.txt): 100% complete
- [LinkFinder AI, $99 monthly](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/99-monthly/llms.txt): 100% complete
- [LinkFinder AI, $249 monthly](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/249-monthly/llms.txt): 100% complete
- [LinkFinder AI, $348 yearly](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/348-yearly/llms.txt): 100% complete
- [LinkFinder AI, $708 yearly](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/708-yearly/llms.txt): 100% complete
- [LinkFinder AI, $1,788 yearly](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/1788-yearly/llms.txt): 100% complete
- [LinkFinder AI, contact us](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/contact-us/llms.txt): 100% complete

## LinkFinder AI's calls for this API (1)

- `POST /`: [LinkFinder AI, free](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/free/llms.txt)

## LinkFinder AI's APIs (10)

- [LinkFinder AI: Instagram profile API pricing, 11 plans](https://datacircle.dev/instagram-profile-apis/linkfinder-ai/free/llms.txt)
- [LinkFinder AI: company headcount API pricing, 11 plans, POST /, linkedin_company_to_employee_count](https://datacircle.dev/company-headcount-apis/linkfinder-ai/free-trial-post-linkedin-company-to-employee-count/llms.txt)
- [LinkFinder AI: company headcount API pricing, 11 plans, POST /, company_name_to_employee_count](https://datacircle.dev/company-headcount-apis/linkfinder-ai/free-trial-post-company-name-to-employee-count/llms.txt)
- [LinkFinder AI: LinkedIn company data API pricing, 11 plans](https://datacircle.dev/linkedin-company-profile-apis/linkfinder-ai/free/llms.txt)
- [LinkFinder AI: LinkedIn profile API pricing, 11 plans](https://datacircle.dev/linkedin-profile-apis/linkfinder-ai/free/llms.txt)
- [LinkFinder AI: LinkedIn post reaction API pricing, 11 plans](https://datacircle.dev/linkedin-post-reaction-apis/linkfinder-ai/free/llms.txt)
- [LinkFinder AI: reverse email lookup API pricing, 11 plans](https://datacircle.dev/reverse-email-lookup-apis/linkfinder-ai/free/llms.txt)
- [LinkFinder AI: LinkedIn people search API pricing, 11 plans, POST /, company_domain_to_employees](https://datacircle.dev/linkedin-people-search-apis/linkfinder-ai/free-trial-post-company-domain-to-employees/llms.txt)
- [LinkFinder AI: LinkedIn people search API pricing, 11 plans, POST /, company_name_to_employees](https://datacircle.dev/linkedin-people-search-apis/linkfinder-ai/free-trial-post-company-name-to-employees/llms.txt)
- [LinkFinder AI: LinkedIn people search API pricing, 11 plans, POST /, linkedin_company_to_employees](https://datacircle.dev/linkedin-people-search-apis/linkfinder-ai/free-trial-post-linkedin-company-to-employees/llms.txt)
- [LinkFinder AI: company enrichment API pricing, 11 plans, POST /, company_name_to_email](https://datacircle.dev/company-enrichment-apis/linkfinder-ai/free-trial-post-company-name-to-email/llms.txt)
- [LinkFinder AI: company enrichment API pricing, 11 plans, POST /, company_name_to_linkedin_url](https://datacircle.dev/company-enrichment-apis/linkfinder-ai/free-trial-post-company-name-to-linkedin-url/llms.txt)
- [LinkFinder AI: company enrichment API pricing, 11 plans, POST /, company_name_to_phone](https://datacircle.dev/company-enrichment-apis/linkfinder-ai/free-trial-post-company-name-to-phone/llms.txt)
- [LinkFinder AI: company enrichment API pricing, 11 plans, POST /, company_name_to_website](https://datacircle.dev/company-enrichment-apis/linkfinder-ai/free-trial-post-company-name-to-website/llms.txt)
- [LinkFinder AI: email finder API pricing, 11 plans, POST /, lead_full_name_to_email](https://datacircle.dev/find-email-apis/linkfinder-ai/free/llms.txt)
- [LinkFinder AI: email finder API pricing, 11 plans, POST /, linkedin_profile_to_email](https://datacircle.dev/find-email-apis/linkfinder-ai/free-trial-post-linkedin-profile-to-email/llms.txt)
- [LinkFinder AI: phone finder API pricing, 10 plans](https://datacircle.dev/find-phone-apis/linkfinder-ai/25-pack/llms.txt)

## LinkFinder AI: LinkedIn post reaction API alternatives

- [Fetchin, free, GET /api/v1/post/engagement](https://datacircle.dev/linkedin-post-reaction-apis/fetchin/free-free-get-api-v1-post-engagement/llms.txt): $0.00 per 1,000, 100% complete, live
- [ScrapeField, free](https://datacircle.dev/linkedin-post-reaction-apis/scrapefield/free/llms.txt): $0.00 per 1,000, 100% complete, 3 hours
- [AnyAPI, free trial key, POST /v1/run/linkedin.post_reactions, LinkedIn Post Reactions](https://datacircle.dev/linkedin-post-reaction-apis/anyapi/free-trial-key/llms.txt): $0.00 per 1,000, 100% complete
- [The Swarm, free](https://datacircle.dev/linkedin-post-reaction-apis/the-swarm/free/llms.txt): $0.00 per 1,000, 100% complete
- [Linkdapi, free](https://datacircle.dev/linkedin-post-reaction-apis/linkdapi/free/llms.txt): $0.00 per 1,000, 100% 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 2026-11-08.

- https://linkfinderai.com/api-documentation?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/linkedin-post-likers-export-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/linkedin-post-scraper-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/linkedin-profile-scraper?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/refund-policy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://linkfinderai.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing