# API for Agents, free: LinkedIn post reaction API

> Reactions on up to ten LinkedIn POSTS, by post URL. Who reacted and how.

API for Agents's Free start plan for the LinkedIn post reaction API costs $0.00 per 1,000 reactions. API for Agents's docs list both fields on our checklist: Reaction and Reactor.
We haven't run API for Agents through [our LinkedIn post reaction API benchmark](https://datacircle.dev/best-linkedin-post-reaction-api.txt) yet.
This plan is free. We rank 123 plans for LinkedIn post reaction APIs by price. Half the plans cost $0.50 per 1,000 reactions or less. [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) costs the least 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), [AnyAPI](https://datacircle.dev/linkedin-post-reaction-apis/anyapi/top-up-from-10/llms.txt) and [The Swarm](https://datacircle.dev/linkedin-post-reaction-apis/the-swarm/500-monthly/llms.txt) are the best LinkedIn post reaction API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/linkedin-post-reaction-apis/api-for-agents/free
- [LinkedIn post reaction API: the 10 best providers compared](https://datacircle.dev/best-linkedin-post-reaction-api.txt)
- Get it: https://apiforagents.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- Request: `POST https://apiforagents.dev/v1/linkedin`
- API key: with the plan, on https://apiforagents.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- Its API docs: https://apiforagents.dev/platforms/linkedin?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing#op-postReactions
- Sold by: API for Agents (https://apiforagents.dev?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
- Per: result
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Repeat free: 24 hours
- Also pays for: from the same budget: 97 other calls

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Reactions on up to ten LinkedIn POSTS, by post URL. Who reacted and how.

## Data

- Keep data: no limit
- Use data: You may not use the service to collect data from pages that require a login, to contact people who have asked not to be contacted, or to break any platform's terms or any law that applies to you. One account per person or company.

## Plan

- Pay: $0
- You get: $0.10
- Enough for: 50 results
- Expires: never

## Rate limit

- Per second: 1
- Batch: 10

## Speed

- Answer: in the call

## The call

- You send: op "postReactions", subjects. Optional: reactionTypes, limit, estimateOnly, maxUsd, freshness
- Method: POST
- Path: /v1/linkedin

## About the plan

- Plan: Free start
- Who can get it: anyone who signs up, with no card, one $0.10 trial per address and one account per person or company

## The 14 fields the plan's answer can hold

reactor ID, reactor username, reactor name, reactor headline, reactor URL, reactor picture, reactor location, reaction type, date, post URN, post URL, post author name, post author URL, post text

## API for Agents's plans (2)

- [API for Agents, free](https://datacircle.dev/linkedin-post-reaction-apis/api-for-agents/free/llms.txt): $0.00 per 1,000, 100% complete
- [API for Agents, top-up from $5](https://datacircle.dev/linkedin-post-reaction-apis/api-for-agents/top-up-from-5/llms.txt): $2.00 per 1,000, 100% complete

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

- `POST /v1/linkedin`: [API for Agents, free](https://datacircle.dev/linkedin-post-reaction-apis/api-for-agents/free/llms.txt)

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## API for Agents: LinkedIn post reaction API alternatives

- [Monocrawl, $99 monthly](https://datacircle.dev/linkedin-post-reaction-apis/monocrawl/99-monthly/llms.txt): $1.98 per 1,000, 100% complete
- [Mindcase, $19.99 pack](https://datacircle.dev/linkedin-post-reaction-apis/mindcase/19-99-pack/llms.txt): $1.999 per 1,000, 100% complete, live
- [Bridgly, top-up from $5](https://datacircle.dev/linkedin-post-reaction-apis/bridgly/top-up-from-5/llms.txt): $2.00 per 1,000, 100% complete, live
- [lobstr.io, $20 monthly](https://datacircle.dev/linkedin-post-reaction-apis/lobstr-io/20-monthly/llms.txt): $2.00 per 1,000, 100% complete, live
- [Derrick, €47.50 monthly](https://datacircle.dev/linkedin-post-reaction-apis/derrick/47-50-monthly/llms.txt): $2.138 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://apiforagents.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/guides/linkedin-api-pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/platforms/linkedin?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/platforms/linkedin.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/pricing.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing
- https://apiforagents.dev/v1/platforms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-reaction-api-pricing