Coresignal pricing and alternatives: cached LinkedIn post search API, POST /v2/employee_post/search/filter

Coresignal's site llms.txt Best LinkedIn post search API in 2026

0% complete: none of the 7 key fields we checkSee the 7 fields

$0.00per 1,000 postsThe cheapest of the 8 plans we rank by price is Scrappa, $500 pack, at $0.012 per 1,000.

Plan: Free trial one of Coresignal's 14 plans

Call: POST /v2/employee_post/search/filter one of Coresignal's 2 calls

API: Cached LinkedIn post search API one of Coresignal's 10 APIs

About this item

Stored. You get posts from Coresignal's copy of LinkedIn. Coresignal doesn't say how old its data is.
None of the 7 key fields we check.
Nothing to pay. You get 2,000 credits, which pay for Coresignal's other calls. This call costs none of them: you can get as many pages as you like. Unused credits expire 7 days after sign-up.
One call. You call POST /v2/employee_post/search/filter. Every input is optional. The call returns the matching posts.
Who can get it: the first to sign up with a business email from each company email domain. Keep data: with conditions. Use data: with conditions.

Coresignal: cached LinkedIn post search API alternatives

We list other providers' plans closest to this plan in price per 1,000 posts. Each plan in the table gives stored data.

	This planCoresignal, free, trial, POST /v2/employee_post/search/filter	Scrappa, free	AnyAPI, free, trial key	OutX.ai, free
$ per 1,000	$0.00	$0.00	$0.00	$0.00
Completeness	0%	14%	43%	57%
Billing	free	free	free	free
Pay	$0	$0	$0	$0
Enough for	no limit	500 pages a month	about 41 pages, once	no limit
Freshness	stored	stored	stored	stored
Who can get it	the first to sign up with a business email from each company email domain	anyone 18 or over	anyone 18 or over, with no account, for business or professional use, not in an embargoed jurisdiction or on a restricted-party list	anyone at least 18 (or the age of majority in their jurisdiction) who can enter a binding agreement, with a valid LinkedIn account and the OutX Chrome extension on a team member's browser

Cached LinkedIn post search API pricing: plans compared

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.

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

Text, not in the answer
Media, not in the answer
Links and tags, not in the answer
Reshared post, not in the answer
Engagement, not in the answer
Author, not in the answer
Audience, not in the answer

Price
$ per 1,000	$0.00
Billing	free

Aggregators
Aggregators	Orthogonal: paid, page size not stated

Charges
Per	page of 1,000
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
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	no limit
Expires	7 days after sign-up

Rate limit
Per second	5
Batch	1

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