# Extruct, free, Free, POST /v1/companies/search: Company discovery API

> Search companies with filters in a JSON body (POST variant).

Extruct's company discovery API on its Free plan, $0.00 per 1,000 companies. 5 of the 13 key fields: Description, Type and status, Employees, Social profiles, Headquarters.

- This page: https://datacircle.dev/company-discovery-apis/extruct/free-free-post-v1-companies-search
- Get it: https://www.extruct.ai/pricing
- Its API docs: https://docs.extruct.ai/api-reference/search-post
- Sold by: Extruct (https://www.extruct.ai)
- Checked: 2026-10-20

## In the answer

- Completeness: 38%
- Description: ✓
- Type and status: ✓
- Employees: ✓
- Social profiles: ✓
- Headquarters: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Per: page of 25
- Most per search: 25
- Also pays for: from the same budget: Lookalike search

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Search companies with filters in a JSON body (POST variant).

## Data

- Keep data: "As a user of the Services, you agree not to: [...] Systematically retrieve data or other content from the Services to create or compile, directly or indirectly, a collection, compilation, database, or directory without written permission from us." "Customer shall not [...] (c) use the Service to build or train a competing database, model, or service."
- Use data: "We grant you a non-exclusive, non-transferable, revocable license to: access the Services, and download or print a copy of any portion of the Content to which you have properly gained access, solely for your internal business or professional use. Except as set out in this section or elsewhere in our Legal Terms, no part of the Services and no Content or Marks may be copied, reproduced, aggregated, republished, uploaded, posted, publicly displayed, encoded, translated, transmitted, distributed, sold, licensed, or otherwise exploited for any commercial purpose whatsoever, without our express prior written permission." "The Services may not be used in connection with any commercial endeavors except those that are specifically endorsed or approved by us." "Customer shall not [...] (b) resell, sublicense, publish, or redistribute data obtained from the Service in bulk, or (c) use the Service to build or train a competing database, model, or service."

## Plan

- Pay: $0
- You get: 25 credits a month
- Enough for: 25 pages a month
- Expires: unused credits do not roll over: credits reset each month

## Speed

- Answer: in the call

## The call

- You send: q. Optional: filters, pagination
- Method: POST
- Path: /v1/companies/search

## About the plan

- Plan: Free
- Who can get it: anyone at least 18 years old, for internal business or professional use

## The 20 fields the plan's answer can hold

company ID, domain, name, short description, full description, products and services, use cases, target audience, other considerations, founded year, employee range, country, state, city, full address, social profiles, website authority score, website authority tier, website authority tier label, relevance score

## Extruct's plans (4)

- [Extruct, free, Free, POST /v1/companies/search](https://datacircle.dev/company-discovery-apis/extruct/free-free-post-v1-companies-search/llms.txt): $0.00 per 1,000, 38% complete
- [Extruct, $49 monthly, Starter, POST /v1/companies/search](https://datacircle.dev/company-discovery-apis/extruct/49-monthly-starter-post-v1-companies-search/llms.txt): $0.392 per 1,000, 38% complete
- [Extruct, $149 monthly, Pro, POST /v1/companies/search](https://datacircle.dev/company-discovery-apis/extruct/149-monthly-pro-post-v1-companies-search/llms.txt): $0.298 per 1,000, 38% complete
- [Extruct, contact us, Team & Enterprise, POST /v1/companies/search](https://datacircle.dev/company-discovery-apis/extruct/contact-us-team-enterprise-post-v1-companies-search/llms.txt): 38% complete

## Extruct's calls (3)

- `GET /v1/companies/search`: [Extruct, free, Free, GET /v1/companies/search](https://datacircle.dev/company-discovery-apis/extruct/free-free-get-v1-companies-search/llms.txt)
- `POST /v1/companies/search`: [Extruct, free, Free, POST /v1/companies/search](https://datacircle.dev/company-discovery-apis/extruct/free-free-post-v1-companies-search/llms.txt)
- `POST /v1/discovery_tasks`: [Extruct, $149 monthly, Pro, POST /v1/discovery_tasks](https://datacircle.dev/company-discovery-apis/extruct/149-monthly-pro-post-v1-discovery-tasks/llms.txt)

## Similar plans of other providers

- [Hirebase, free](https://datacircle.dev/company-discovery-apis/hirebase/free/llms.txt): $0.00 per 1,000, 69% complete
- [Fundable, free](https://datacircle.dev/company-discovery-apis/fundable/free/llms.txt): $0.00 per 1,000, 62% complete, stored
- [GetProspect, free](https://datacircle.dev/company-discovery-apis/getprospect/free/llms.txt): $0.00 per 1,000, 62% complete, stored
- [Findymail, free](https://datacircle.dev/company-discovery-apis/findymail/free/llms.txt): $0.00 per 1,000, 31% 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 2026-10-20.

- https://docs.extruct.ai/api-guides/search/semantic-search.md
- https://docs.extruct.ai/api-reference/introduction.md
- https://docs.extruct.ai/api-reference/search-post
- https://docs.extruct.ai/llms.txt
- https://www.extruct.ai
- https://www.extruct.ai/pricing
- https://www.extruct.ai/terms-of-service/