# HeyReagent, free: LinkedIn profile reaction API

> List the posts and comments one person reacted to, newest first.

HeyReagent's Free plan for the LinkedIn profile reaction API costs $0.00 per 1,000 reactions. We check each provider's docs for 2 fields. HeyReagent's docs list both: Reaction and Post.
HeyReagent limits how many pages you get but gives no number.
We haven't run HeyReagent through [our LinkedIn profile reaction API benchmark](https://datacircle.dev/best-linkedin-profile-reaction-api.txt) yet.
This plan is free. We rank 52 plans for LinkedIn profile reaction APIs by price. Half the plans cost $0.42 or less per 1,000 reactions. [See the best free LinkedIn profile reaction API plan.](https://datacircle.dev/best-linkedin-profile-reaction-api.txt)
[Fetchin's $475 monthly plan](https://datacircle.dev/linkedin-person-reaction-apis/fetchin/475-monthly/llms.txt) is the cheapest paid plan per 1,000 reactions: $0.0095. Fetchin charges for each page of results. We count 100 reactions on each page to get the $0.0095 price. [AnyAPI's pay-as-you-go plan](https://datacircle.dev/linkedin-person-reaction-apis/anyapi/pay-as-you-go/llms.txt) costs the least for 10,000 reactions a month: $0.29.
[Fetchin](https://datacircle.dev/linkedin-person-reaction-apis/fetchin/50-monthly/llms.txt), [HarvestAPI](https://datacircle.dev/linkedin-person-reaction-apis/harvestapi/20-pack/llms.txt) and [AnyAPI](https://datacircle.dev/linkedin-person-reaction-apis/anyapi/top-up-from-10/llms.txt) are the best LinkedIn profile reaction API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/linkedin-person-reaction-apis/heyreagent/free
- [LinkedIn profile reaction API: the 5 best providers compared](https://datacircle.dev/best-linkedin-profile-reaction-api.txt)
- Get it: https://heyreagent.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- Request: `POST https://api.heyreagent.com/v1/actions/list_reactions_by_person`
- API key: with the plan, on https://heyreagent.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- Its API docs: https://heyreagent.com/docs/actions/list_reactions_by_person?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- Sold by: HeyReagent (https://heyreagent.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 100%
- Reaction: ✓
- Post: ✓

## Price

- $ per 1,000 reactions: $0.00
- Per: page of 100
- Billing: free

## Charges

- Also pays for: 91 other calls

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: List the posts and comments one person reacted to, newest first.

## Data

- Keep data: no limit
- Use data: Use it only for your own account and for lawful, honest outreach. Do not use it to send spam, to impersonate anyone, or to collect other people's data.

## Plan

- Pay: $0

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: person. Optional: limit, cursor, connectionId
- Method: POST
- Path: /v1/actions/list_reactions_by_person

## About the plan

- Plan: Free
- Who can get it: anyone, on their own LinkedIn account, which is disconnected after an hour without use

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

reaction type, post ID, comment ID, next cursor, results on page

## HeyReagent's plans (3)

- [HeyReagent, free](https://datacircle.dev/linkedin-person-reaction-apis/heyreagent/free/llms.txt): $0.00 per 1,000, 100% complete
- [HeyReagent, $29.99 monthly](https://datacircle.dev/linkedin-person-reaction-apis/heyreagent/29-99-monthly/llms.txt): 100% complete
- [HeyReagent, $499 monthly](https://datacircle.dev/linkedin-person-reaction-apis/heyreagent/499-monthly/llms.txt): 100% complete

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

- `POST /v1/actions/list_reactions_by_person`: [HeyReagent, free](https://datacircle.dev/linkedin-person-reaction-apis/heyreagent/free/llms.txt)

## HeyReagent's APIs (13)

- [HeyReagent: LinkedIn company post API pricing, 3 plans](https://datacircle.dev/linkedin-company-post-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn company data API pricing, 3 plans](https://datacircle.dev/linkedin-company-profile-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn profile comment API pricing, 3 plans](https://datacircle.dev/linkedin-person-comment-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn profile post API pricing, 3 plans](https://datacircle.dev/linkedin-person-post-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn profile API pricing, 3 plans](https://datacircle.dev/linkedin-profile-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn profile reaction API pricing, 3 plans](https://datacircle.dev/linkedin-person-reaction-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn job search API pricing, 3 plans](https://datacircle.dev/linkedin-job-search-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn post comment API pricing, 3 plans](https://datacircle.dev/linkedin-post-comment-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn post details API pricing, 3 plans](https://datacircle.dev/linkedin-post-details-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn post reaction API pricing, 3 plans](https://datacircle.dev/linkedin-post-reaction-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn post search API pricing, 3 plans](https://datacircle.dev/linkedin-post-search-apis/heyreagent/free/llms.txt)
- [HeyReagent: LinkedIn company search API pricing, 3 plans, POST /v1/actions/search_linkedin_companies](https://datacircle.dev/linkedin-company-search-apis/heyreagent/free-post-v1-actions-search-linkedin-companies/llms.txt)
- [HeyReagent: LinkedIn company search API pricing, 3 plans, POST /v1/actions/search_linkedin_sales_navigator_companies](https://datacircle.dev/linkedin-company-search-apis/heyreagent/free-post-v1-actions-search-linkedin-sales-navigator-companies/llms.txt)
- [HeyReagent: LinkedIn people search API pricing, 3 plans, POST /v1/actions/search_linkedin_people](https://datacircle.dev/linkedin-people-search-apis/heyreagent/free-post-v1-actions-search-linkedin-people/llms.txt)
- [HeyReagent: LinkedIn people search API pricing, 3 plans, POST /v1/actions/search_linkedin_sales_navigator_people](https://datacircle.dev/linkedin-people-search-apis/heyreagent/free-post-v1-actions-search-linkedin-sales-navigator-people/llms.txt)

## HeyReagent: LinkedIn profile reaction API alternatives

- [Fetchin, free](https://datacircle.dev/linkedin-person-reaction-apis/fetchin/free/llms.txt): $0.00 per 1,000, 100% complete, live
- [HarvestAPI, free](https://datacircle.dev/linkedin-person-reaction-apis/harvestapi/free/llms.txt): $0.00 per 1,000, 100% complete, live
- [AnyAPI, free trial key](https://datacircle.dev/linkedin-person-reaction-apis/anyapi/free-trial-key/llms.txt): $0.00 per 1,000, 100% complete
- [Anysite, free](https://datacircle.dev/linkedin-person-reaction-apis/anysite/free/llms.txt): $0.00 per 1,000, 100% complete
- [API for Agents, free](https://datacircle.dev/linkedin-person-reaction-apis/api-for-agents/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://heyreagent.com/docs/actions/get_profile_details?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- https://heyreagent.com/docs/actions/list_reactions_by_person?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- https://heyreagent.com/linkedin-api?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- https://heyreagent.com/llms-full.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- https://heyreagent.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- https://heyreagent.com/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing
- https://heyreagent.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-profile-reaction-api-pricing