# API for Agents, free: LinkedIn post comment API

> Comments on up to ten LinkedIn POSTS, by post URL.

API for Agents's Free start plan for the LinkedIn post comment API costs $0.00 per 1,000 comments. API for Agents's docs list both fields on our checklist: Comment and Commenter.
We haven't run API for Agents through [our LinkedIn post comment API benchmark](https://datacircle.dev/best-linkedin-post-comment-api.txt) yet.
This plan is free. We rank 142 plans for LinkedIn post comment APIs by price. Half the plans cost $0.396 per 1,000 comments or less. [See the best free LinkedIn post comment API plan.](https://datacircle.dev/best-linkedin-post-comment-api.txt)
[EveryInfra's $500 pack](https://datacircle.dev/linkedin-post-comment-apis/everyinfra/500-pack-monthly-top-up-discount-10-off-from-500/llms.txt) costs the least per 1,000 comments: $0.0025. EveryInfra charges for each page of results. We count 200 comments on each page to get the $0.0025 price. [Apinoa's Daily volume from 1,001 requests a day plan](https://datacircle.dev/linkedin-post-comment-apis/apinoa/pay-as-you-go-daily-volume-from-1001-requests-a-day/llms.txt) costs the least for 10,000 comments a month: $0.16.
[ExportComments's $220 monthly plan (/api/v1/batch-export)](https://datacircle.dev/linkedin-post-comment-apis/exportcomments/220-monthly-business-post-api-v1-batch-export/llms.txt) covers any number of comments. ExportComments's $220 monthly plan costs less up front than EveryInfra's $500 pack.
[Fetchin](https://datacircle.dev/linkedin-post-comment-apis/fetchin/50-monthly-subscription-50k-get-api-v1-post-comments/llms.txt), [HarvestAPI](https://datacircle.dev/linkedin-post-comment-apis/harvestapi/20-pack/llms.txt) and [AnyAPI](https://datacircle.dev/linkedin-post-comment-apis/anyapi/top-up-from-10/llms.txt) are the best LinkedIn post comment API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/linkedin-post-comment-apis/api-for-agents/free
- [LinkedIn post comment API: the 14 best providers compared](https://datacircle.dev/best-linkedin-post-comment-api.txt)
- Get it: https://apiforagents.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-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-comment-api-pricing
- Its API docs: https://apiforagents.dev/platforms/linkedin?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing#op-postComments
- Sold by: API for Agents (https://apiforagents.dev?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 100%
- Comment: ✓
- Commenter: ✓

## Price

- $ per 1,000 comments: $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: Comments on up to ten LinkedIn POSTS, by post URL.

## 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 "postComments", subjects. Optional: includeReplies, postedWithin, 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 23 fields the plan's answer can hold

comment ID, comment URL, post URL, post URN, commenter ID, commenter username, commenter name, commenter headline, commenter URL, commenter picture, commenter type, is author, edited, like count, reply count, reactions, text, date, mentions, post author name, post author URL, post author picture, post text

## API for Agents's plans (2)

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

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## API for Agents: LinkedIn post comment API alternatives

- [Scavio, $4,788 yearly](https://datacircle.dev/linkedin-post-comment-apis/scavio/4788-yearly/llms.txt): $1.995 per 1,000, 100% complete, live
- [Mindcase, $19.99 pack](https://datacircle.dev/linkedin-post-comment-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-comment-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-comment-apis/lobstr-io/20-monthly/llms.txt): $2.00 per 1,000, 100% complete, live
- [Derrick, €47.50 monthly](https://datacircle.dev/linkedin-post-comment-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-comment-api-pricing
- https://apiforagents.dev/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/guides/linkedin-api-pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/platforms/linkedin?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/platforms/linkedin.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/pricing.md?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing
- https://apiforagents.dev/v1/platforms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=linkedin-post-comment-api-pricing