# Autobound, free: Cached LinkedIn person comment API

> High-intent signals from prospect LinkedIn comments. AI-filtered for signal quality with pain point extraction, initiative detection, technology mentions, and relationship context across 4M+ monitored contacts.

Autobound's cached LinkedIn person comment API on its Free plan. It costs $0.00 per 1,000 comments. It returns both key fields we check: Comment and Post.
The cheapest of the 5 plans we rank by price is [Triguna, top-up](https://datacircle.dev/cached-linkedin-person-comment-apis/triguna/top-up/llms.txt), at $0.167 per 1,000.

- This page: https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/free
- [Best LinkedIn person comment API in 2026](https://datacircle.dev/best-linkedin-person-comment-api.txt)
- Get it: https://www.autobound.ai/pricing
- Its API docs: https://autobound-api.readme.io/reference/enrichcontact
- Sold by: Autobound (https://www.autobound.ai)
- Checked: 2026-10-20

## In the answer

- Completeness: 100%
- Comment: ✓
- Post: ✓

## Price

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

## Charges

- Per: result
- Also pays for: from the same budget: POST /v1/companies/enrich · POST /v1/companies/search · POST /v1/contacts/search · POST /v1/buyer-intent/companies · POST /v1/buyer-intent/contacts · POST /v1/buyer-intent/export

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: High-intent signals from prospect LinkedIn comments. AI-filtered for signal quality with pain point extraction, initiative detection, technology mentions, and relationship context across 4M+ monitored contacts.

## Data

- Freshness: 1 month
- Keep data: license to access and use the Services solely for Customer’s internal business purposes during the term of this Agreement [...] Customer shall retain a perpetual, non-exclusive license to use, copy, and distribute any Reports generated through the Services prior to the date of termination or expiration, solely for Customer’s internal business purposes
- Use data: Company hereby grants Customer a non-exclusive, nontransferable, revocable license to access and use the Services solely for Customer’s internal business purposes during the term of this Agreement. [...] Customer shall not, and shall not permit any third party to: Reverse engineer, decompile, disassemble, or otherwise attempt to derive the source code, algorithms, or underlying structure of the Services or any component thereof, Modify, adapt, translate, or create derivative works based upon the Services, Resell, sublicense, lease, rent, loan, distribute, or otherwise make the Services available to any third party, except as expressly authorized in writing by Company, Remove, alter, or obscure any proprietary notices, labels, or markings on or in the Services, Use the Services in a manner that could damage, disable, overburden, or impair Company’s servers, networks, or infrastructure.

## Plan

- Pay: $0
- You get: 1,000 credits
- Enough for: 500 results, once

## Rate limit

- Per second: 5

## Speed

- Median: 0.13 s

## The call

- You send: contact_email or contact_linkedin_url, signal_types "linkedin-comments-contact". Optional: signal_subtypes, detected_after, limit (1 to 500)
- Method: POST
- Path: /v1/contacts/enrich

## About the plan

- Plan: Free
- Who can get it: anyone who signs up, no credit card required

## The 73 fields the plan's answer can hold

signal ID, detected at, text, date, comment URL, likes, replies, summary, intent, signal quality, relationship to post author, pain points, initiatives, technologies mentioned, competitors mentioned, commenter name, commenter URL, commenter job title, commenter company, commenter company domain, post URL, post text, post date, post likes, post comments, post summary, post pain points, post initiatives, post technologies mentioned, post competitors mentioned, post author name, post author job title, post author company, commenter work email, commenter first name, commenter last name, commenter seniority, commenter department, commenter company URL, commenter company industries, commenter company employee count minimum, commenter company employee count maximum, commenter company revenue range, commenter company description, post signal ID, post author company description, commenter ID, commenter headline, commenter city, commenter state, commenter country, commenter current job start date, commenter work history, commenter education, commenter skills, commenter emails, commenter email type, commenter email status, commenter email verification date, commenter company ID, commenter company headquarters city, commenter company headquarters state, commenter company headquarters country, commenter company founded year, commenter company employees on LinkedIn, commenter company is B2B, commenter company is B2C, commenter company employee count confidence, commenter company revenue confidence, commenter company industry confidence, commenter company products, commenter company services, commenter company target customer

## Autobound's plans (10)

- [Autobound, free](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/free/llms.txt): $0.00 per 1,000, 100% complete, 1 month
- [Autobound, $19 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/19-pack/llms.txt): $20.00 per 1,000, 100% complete, 1 month
- [Autobound, $49 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/49-pack/llms.txt): $18.002 per 1,000, 100% complete, 1 month
- [Autobound, $149 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/149-pack/llms.txt): $15.00 per 1,000, 100% complete, 1 month
- [Autobound, $499 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/499-pack/llms.txt): $12.00 per 1,000, 100% complete, 1 month
- [Autobound, $1,299 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/1299-pack/llms.txt): $9.00 per 1,000, 100% complete, 1 month
- [Autobound, $4,999 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/4999-pack/llms.txt): $8.00 per 1,000, 100% complete, 1 month
- [Autobound, $10,000 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/10000-pack/llms.txt): $7.692 per 1,000, 100% complete, 1 month
- [Autobound, $40,000 pack](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/40000-pack/llms.txt): $6.957 per 1,000, 100% complete, 1 month
- [Autobound, contact us](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/contact-us/llms.txt): 100% complete, 1 month

## Autobound's calls (1)

- `POST /v1/contacts/enrich`: [Autobound, free](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/free/llms.txt)

## Autobound's APIs (10)

- [Autobound: cached company enrichment API pricing, 10 plans](https://datacircle.dev/cached-company-enrichment-apis/autobound/free/llms.txt)
- [Autobound: cached company funding API pricing, 10 plans](https://datacircle.dev/cached-company-funding-apis/autobound/free/llms.txt)
- [Autobound: cached people enrichment API pricing, 10 plans](https://datacircle.dev/cached-person-enrichment-apis/autobound/free/llms.txt)
- [Autobound: cached LinkedIn company post API pricing, 10 plans](https://datacircle.dev/cached-linkedin-company-post-apis/autobound/free/llms.txt)
- [Autobound: cached LinkedIn person comment API pricing, 10 plans](https://datacircle.dev/cached-linkedin-person-comment-apis/autobound/free/llms.txt)
- [Autobound: cached LinkedIn person post API pricing, 10 plans](https://datacircle.dev/cached-linkedin-person-post-apis/autobound/free/llms.txt)
- [Autobound: cached leadership change API pricing, 10 plans, POST /v1/companies/enrich](https://datacircle.dev/cached-leadership-change-apis/autobound/free-free-post-v1-companies-enrich/llms.txt)
- [Autobound: cached leadership change API pricing, 10 plans, POST /v1/contacts/search](https://datacircle.dev/cached-leadership-change-apis/autobound/free-free-post-v1-contacts-search/llms.txt)
- [Autobound: company discovery API pricing, 10 plans](https://datacircle.dev/company-discovery-apis/autobound/free/llms.txt)
- [Autobound: cached people search API pricing, 10 plans, POST /v1/buyer-intent/contacts](https://datacircle.dev/cached-people-search-apis/autobound/free-free-post-v1-buyer-intent-contacts/llms.txt)
- [Autobound: cached people search API pricing, 10 plans, POST /v1/contacts/search](https://datacircle.dev/cached-people-search-apis/autobound/free-free-post-v1-contacts-search/llms.txt)
- [Autobound: cached company discovery API pricing, 10 plans](https://datacircle.dev/cached-company-discovery-apis/autobound/free/llms.txt)

## Autobound: cached LinkedIn person comment API alternatives

- [Triguna, top-up](https://datacircle.dev/cached-linkedin-person-comment-apis/triguna/top-up/llms.txt): $0.167 per 1,000, 100% complete, 24 hours

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-20.

- https://autobound-api.readme.io/changelog/richer-company-and-contact-data-on-enrich-plus-live-linkedin-posts
- https://autobound-api.readme.io/changelog/subtype-filtering-on-enrich-get-only-the-signals-you-want-pay-only-for-what-returns
- https://autobound-api.readme.io/docs/commented-on-linkedin-post
- https://autobound-api.readme.io/docs/credits
- https://autobound-api.readme.io/reference/enrichcontact
- https://autobound-api.readme.io/reference/searchbuyerintentcompanies
- https://www.autobound.ai/apis/company-enrichment-api
- https://www.autobound.ai/apis/contact-enrichment-api
- https://www.autobound.ai/master-services-agreement
- https://www.autobound.ai/pricing
- https://www.autobound.ai/signals/linkedin-comments