# Coresignal, free trial, POST /v2/employee_post/search/filter: LinkedIn post search API

> Use this endpoint to collect employee posts IDs with relevant keywords.

Coresignal's LinkedIn post search API on its Free trial plan. It costs $0.00 per 1,000 posts. It returns none of the 7 key fields we check: Text, Media, Links and tags, Reshared post and 3 more.
You get 2,000 credits, which pay for Coresignal's other calls. This call costs none of them for up to 3,024,000 pages in all.
We rank 89 plans by price. [Coresignal's $49 monthly plan (/v2/employee_post/search/es_dsl)](https://datacircle.dev/linkedin-post-search-apis/coresignal/49-monthly-mini-post-v2-employee-post-search-es-dsl/llms.txt) costs the least per 1,000 posts: as little as $0.0000038. Coresignal's $49 monthly plan covers up to 12,960,000 pages a month at no extra cost. Each page holds 1,000 posts.
[Scrappa](https://datacircle.dev/linkedin-post-search-apis/scrappa/10-pack/llms.txt), [Fetchin](https://datacircle.dev/linkedin-post-search-apis/fetchin/50-monthly/llms.txt) and [HarvestAPI](https://datacircle.dev/linkedin-post-search-apis/harvestapi/280-pack/llms.txt) are the best LinkedIn post search API providers in our benchmark.

- This page: https://datacircle.dev/linkedin-post-search-apis/coresignal/free-trial-post-v2-employee-post-search-filter
- [Best LinkedIn post search API in 2026](https://datacircle.dev/best-linkedin-post-search-api.txt)
- Get it: https://coresignal.com/pricing/
- Request: `POST https://api.coresignal.com/cdapi/v2/employee_post/search/filter`
- API key: with the plan, on https://coresignal.com/pricing/
- Its API docs: https://docs.coresignal.com/social-posts-data/employee-posts-api/search-filters
- Sold by: Coresignal (https://coresignal.com)
- Checked: 2026-10-23

## In the answer

- Completeness: 0%

## Price

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

## Aggregators

- Aggregators: Orthogonal: paid, page size not stated

## Charges

- Most per search: no limit
- Also pays for: from the same budget: Elasticsearch DSL: Company API · Search Preview: Company API · Collect: Company API · Enrich: Company API · Bulk Collect: Company API · Webhooks: Company API · Elasticsearch DSL: Employee API · Search Preview: Employee API · Collect: Employee API · Bulk Collect: Employee API · Webhooks: Employee API · Elasticsearch DSL: Jobs API · Search Preview: Jobs API · Collect: Jobs API · Bulk Collect: Jobs API · Search Filters: Company Posts API · Elasticsearch DSL: Company Posts API · Collect: Company Posts API · Elasticsearch DSL: Employee Posts API · Collect: Employee Posts API · Historical Headcount API · POST /v2/agentic_search/fast

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Use this endpoint to collect employee posts IDs with relevant keywords.

## Data

- Freshness: stored
- Searches in: the provider's own database
- Keep data: “Upon written request, either Party will return or destroy all copies of the other Party’s Confidential Information that are in its possession or control”, the Data being “a confidential, proprietary, trade secret and copyrighted work of Coresignal”
- Use data: “a non-exclusive, non-transferable, worldwide, limited license to use the Data for internal business purposes” [...] “The Client has no right to communicate or display to the public the Data, Substantial part of the Data, or the Data’s logic and structure.” [...] “Client shall not re-utilize the Data. For the purpose of the Agreement, ‘Re-utilization’ shall mean any form of making available to the public the Data or a Substantial part of the Data by the distribution of copies, renting, online, or other forms of transmission (including but not limited to sub-licensing).” “Notwithstanding Article 1.2. of the Agreement, the Client is permitted to create derivative works using the Data and license such works to its clients as long as the Client complies with the terms and conditions of the Agreement. [...] works created by the Client shall entail sufficient alteration of the Data to constitute derivate works (e.g., integration of individual data points taken from the Data to the Client’s own product or service).” “The Client shall not, directly or indirectly, use the Data or any of the contents of the Data to conduct or operate any bulk mail activity” [...] “The Client shall only use or otherwise process such information in accordance with all applicable data protection laws. The Client shall be solely responsible for assessment and compliance of the Data’s use by the Client with all applicable data protection laws and regulations.”

## Plan

- Pay: $0
- You get: 2,000 credits
- Enough for: 3,024,000 pages, once
- Expires: 7 days after sign-up

## Rate limit

- Per second: 5
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: nothing required. Optional: author_profile_url, article_body, comments_profile_url, comments_body, date_published_gte, date_published_lte, after, items_per_page
- Method: POST
- Path: /v2/employee_post/search/filter

## About the plan

- Plan: Free trial
- Who can get it: the first to sign up with a business email from each company email domain

## The 4 fields the plan's answer can hold

post ID, total results, total pages, next page token

## Coresignal's plans (14)

- [Coresignal, free trial, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/free-trial-post-v2-employee-post-search-filter/llms.txt): $0.00 per 1,000, 0% complete, stored
- [Coresignal, $49 monthly, Mini, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/49-monthly-mini-post-v2-employee-post-search-filter/llms.txt): $0.0000038 per 1,000, 0% complete, stored
- [Coresignal, $199 monthly, Starter, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/199-monthly-starter-post-v2-employee-post-search-filter/llms.txt): $0.000015 per 1,000, 0% complete, stored
- [Coresignal, $499 monthly, Pro, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/499-monthly-pro-post-v2-employee-post-search-filter/llms.txt): $0.000019 per 1,000, 0% complete, stored
- [Coresignal, $1,000 monthly, Growth, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/1000-monthly-growth-post-v2-employee-post-search-filter/llms.txt): $0.000019 per 1,000, 0% complete, stored
- [Coresignal, $1,500 monthly, Premium, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/1500-monthly-premium-post-v2-employee-post-search-filter/llms.txt): $0.000012 per 1,000, 0% complete, stored
- [Coresignal, $3,000 monthly, Scale, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/3000-monthly-scale-post-v2-employee-post-search-filter/llms.txt): $0.000012 per 1,000, 0% complete, stored
- [Coresignal, $5,000 monthly, Elite, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/5000-monthly-elite-post-v2-employee-post-search-filter/llms.txt): no limit, 0% complete, stored
- [Coresignal, $2,149 yearly, Starter, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/2149-yearly-starter-post-v2-employee-post-search-filter/llms.txt): $0.000014 per 1,000, 0% complete, stored
- [Coresignal, $5,389 yearly, Pro, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/5389-yearly-pro-post-v2-employee-post-search-filter/llms.txt): $0.000017 per 1,000, 0% complete, stored
- [Coresignal, $10,800 yearly, Growth, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/10800-yearly-growth-post-v2-employee-post-search-filter/llms.txt): $0.000017 per 1,000, 0% complete, stored
- [Coresignal, $16,200 yearly, Premium, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/16200-yearly-premium-post-v2-employee-post-search-filter/llms.txt): $0.00001 per 1,000, 0% complete, stored
- [Coresignal, $32,400 yearly, Scale, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/32400-yearly-scale-post-v2-employee-post-search-filter/llms.txt): $0.00001 per 1,000, 0% complete, stored
- [Coresignal, $54,000 yearly, Elite, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/54000-yearly-elite-post-v2-employee-post-search-filter/llms.txt): no limit, 0% complete, stored

## Coresignal's calls for this API (2)

- `POST /v2/employee_post/search/es_dsl`: [Coresignal, free trial, POST /v2/employee_post/search/es_dsl](https://datacircle.dev/linkedin-post-search-apis/coresignal/free-trial-post-v2-employee-post-search-es-dsl/llms.txt)
- `POST /v2/employee_post/search/filter`: [Coresignal, free trial, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/free-trial-post-v2-employee-post-search-filter/llms.txt)

## Coresignal's APIs (9)

- [Coresignal: job posting details API pricing, 14 plans](https://datacircle.dev/job-posting-details-apis/coresignal/free/llms.txt)
- [Coresignal: job postings API pricing, 14 plans](https://datacircle.dev/job-posting-apis/coresignal/free/llms.txt)
- [Coresignal: people search API pricing, 14 plans](https://datacircle.dev/people-search-apis/coresignal/free/llms.txt)
- [Coresignal: company headcount API pricing, 14 plans](https://datacircle.dev/company-headcount-apis/coresignal/free/llms.txt)
- [Coresignal: LinkedIn post details API pricing, 14 plans](https://datacircle.dev/linkedin-post-details-apis/coresignal/free/llms.txt)
- [Coresignal: company discovery API pricing, 14 plans, GET collect/{company_id}, Collect: Company API](https://datacircle.dev/company-discovery-apis/coresignal/free-trial-get-v2-company-multi-source-collect-company-id-collect-company-api/llms.txt)
- [Coresignal: company discovery API pricing, 14 plans, GET collect/{company_id}, Collect: Company API, full](https://datacircle.dev/company-discovery-apis/coresignal/free-trial-get-v2-company-multi-source-collect-company-id-collect-company-api-full/llms.txt)
- [Coresignal: company discovery API pricing, 14 plans, POST search/es_dsl](https://datacircle.dev/company-discovery-apis/coresignal/free-trial-post-v2-company-multi-source-search-es-dsl/llms.txt)
- [Coresignal: company enrichment API pricing, 14 plans, Collect: Company API](https://datacircle.dev/company-enrichment-apis/coresignal/free-trial-get-v2-company-multi-source-collect-company-id-collect-company-api/llms.txt)
- [Coresignal: company enrichment API pricing, 14 plans, Collect: Company API, full](https://datacircle.dev/company-enrichment-apis/coresignal/free-trial-get-v2-company-multi-source-collect-company-id-collect-company-api-full/llms.txt)
- [Coresignal: LinkedIn profile API pricing, 14 plans, GET /v2/employee_multi_source/collect/{profile_url/shorthand_name}](https://datacircle.dev/linkedin-profile-apis/coresignal/free-trial-get-v2-employee-multi-source-collect-profile-url-shorthand-name/llms.txt)
- [Coresignal: LinkedIn profile API pricing, 14 plans, POST /rtapi/v2/employee/scrape](https://datacircle.dev/linkedin-profile-apis/coresignal/free-trial-post-rtapi-v2-employee-scrape/llms.txt)
- [Coresignal: LinkedIn post search API pricing, 14 plans, POST /v2/employee_post/search/filter](https://datacircle.dev/linkedin-post-search-apis/coresignal/free-trial-post-v2-employee-post-search-filter/llms.txt)

## Coresignal: LinkedIn post search API alternatives

- [Curviate, €20 monthly](https://datacircle.dev/linkedin-post-search-apis/curviate/20-monthly/llms.txt): $0.000003 per 1,000, 57% complete
- [ConnectSafely, $108 yearly, API, MCP & CLI Access, per LinkedIn account, billed yearly, POST /linkedin/search/posts/v2](https://datacircle.dev/linkedin-post-search-apis/connectsafely/108-yearly-api-mcp-cli-access-per-linkedin-account-billed-yearly-post-linkedin-search-posts-v2/llms.txt): $0.006 per 1,000, 43% complete
- [Scrappa, $1,000 pack](https://datacircle.dev/linkedin-post-search-apis/scrappa/1000-pack/llms.txt): $0.01 per 1,000, 14% complete, stored
- [Fetchin, $1,700 monthly](https://datacircle.dev/linkedin-post-search-apis/fetchin/1700-monthly/llms.txt): $0.017 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://coresignal.com/data-transparency/
- https://coresignal.com/pricing/
- https://coresignal.com/terms-and-conditions-api-dashboard/
- https://coresignal.com/terms-and-conditions/
- https://dashboard.coresignal.com/sign-up
- https://docs.coresignal.com/additional-sources/professional-network-data
- https://docs.coresignal.com/api-introduction/credits
- https://docs.coresignal.com/api-introduction/rate-limits
- https://docs.coresignal.com/api-introduction/requests/elasticsearch-dsl
- https://docs.coresignal.com/api-introduction/requests/elasticsearch-dsl/results-pagination
- https://docs.coresignal.com/api-introduction/response-codes
- https://docs.coresignal.com/company-data/overview
- https://docs.coresignal.com/employee-data/overview
- https://docs.coresignal.com/employee-data/real-time-employee-api
- https://docs.coresignal.com/introduction/data-and-compliance
- https://docs.coresignal.com/introduction/faq
- https://docs.coresignal.com/introduction/product-comparison
- https://docs.coresignal.com/introduction/welcome-to-coresignal
- https://docs.coresignal.com/jobs-data/overview
- https://docs.coresignal.com/pricing/pricing
- https://docs.coresignal.com/release-notes/october-2026
- https://docs.coresignal.com/social-posts-data/employee-posts
- https://docs.coresignal.com/social-posts-data/employee-posts-api
- https://docs.coresignal.com/social-posts-data/employee-posts-api/search-filters
- https://docs.coresignal.com/social-posts-data/employee-posts-api/search-filters/pagination