# Autobound, free: LinkedIn person reaction API

> Reactions (likes, celebrates, etc.) a contact leaves on LinkedIn posts — who they engage with and what content they care about.

Autobound's LinkedIn person reaction API on its Free plan. It costs $0.00 per 1,000 reactions. It returns all 2 key fields we check: Reaction, Post.

- This page: https://datacircle.dev/linkedin-person-reaction-apis/autobound/free
- 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: 2026-10-23

## In the answer

- Completeness: 100%
- Reaction: ✓
- 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: Reactions (likes, celebrates, etc.) a contact leaves on LinkedIn posts — who they engage with and what content they care about.

## Data

- Freshness: 1 day
- 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

- Answer: in the call

## The call

- You send: contact_email or contact_linkedin_url, signal_types "linkedin-engagement", signal_subtypes "linkedinReaction". Optional: 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 63 fields the plan's answer can hold

signal ID, detected at, reaction type, reaction target, post is repost, date, source, reactor name, reactor first name, reactor last name, reactor work email, reactor job title, reactor seniority, reactor department, reactor URL, reactor city, reactor state, reactor country, reactor company, reactor company domain, reactor company URL, reactor company industries, reactor company employee count minimum, reactor company employee count maximum, reactor company description, post URL, post text, post type, post date, post article title, post article URL, post author name, post author headline, post author URL, post author type, post author company, post author company URL, post author company domain, post reshared post author name, post reshared post author URL, post reshared post author type, post reshared post author company, post reshared post author company URL, post reshared post author company domain, post reshared post text, comment text, comment URL, comment author, comment author headline, comment author URL, comment author company, comment author company URL, comment author company domain, post reactions, post comments, post reposts, post reactions by type, post tags, post summary, post pain points, post initiatives, post technologies mentioned, post competitors mentioned

## Autobound's plans (10)

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

## Autobound's calls (1)

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

## Autobound's APIs (11)

- [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: person enrichment API pricing, 10 plans](https://datacircle.dev/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: LinkedIn person comment API pricing, 10 plans](https://datacircle.dev/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: LinkedIn person reaction API pricing, 10 plans](https://datacircle.dev/linkedin-person-reaction-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: LinkedIn person 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, 50% complete, live
- [Edges, free](https://datacircle.dev/linkedin-person-reaction-apis/edges/free/llms.txt): $0.00 per 1,000, 100% complete, live
- [EnvoAPI, free](https://datacircle.dev/linkedin-person-reaction-apis/envoapi/free/llms.txt): $0.00 per 1,000, 100% complete, live
- [Up2Data, $90 pack](https://datacircle.dev/linkedin-person-reaction-apis/up2data/90-pack/llms.txt): $0.72 per 1,000, 100% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-23.

- https://autobound-api.readme.io/docs/credits
- https://autobound-api.readme.io/docs/linkedin-engagement
- 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-reactions