# TheirStack, $49 monthly: Company discovery API

> This endpoint lets you search for companies by technology stack, hiring signals, and firmographics.

TheirStack's company discovery API on its 1,500 API credits plan, $98.00 per 1,000 companies.
The median plan costs $4.176 per 1,000. This plan costs less than 28% of the 364 priced plans.

- This page: https://datacircle.dev/company-discovery-apis/theirstack/49-monthly
- Get it: https://theirstack.com/en/pricing
- Its API docs: https://theirstack.com/en/docs/api-reference/companies/search_companies_v1
- Sold by: TheirStack (https://theirstack.com)
- Checked: 2026-10-17

## Price

- $ per 1,000: $98.00
- Billing: monthly
- $ a month: $49

## Charges

- Repeat free: never
- Per: result

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: This endpoint lets you search for companies by technology stack, hiring signals, and firmographics.

## Data

- Freshness: stored
- Keep data: no limit, a whole dataset: deleted within 30 days of the term's end
- Use data: B2B sales, marketing, recruiting, job reposting, not resold as a dataset, tech data only behind a login

## Plan

- Pay: $49
- You get: 1,500 credits a month
- Enough for: 500 results a month
- Expires: 12 months

## Rate limit

- Per second: 4

## Speed

- Answer: in the call

## The call

- You send: nothing required, technologies, job filters (title, description, posted at), company country, industry, employee count, revenue, funding, page, limit
- Method: POST
- Path: /v1/companies/search

## About the plan

- Plan: 1,500 API credits
- Who can get it: anyone with a business email address

## The 25 fields in the plan's answer

name, domain, LinkedIn URL, logo, industry, country, city, employee count, employee count range, founded, annual revenue, total funding, funding stage, last funding round, investors, publicly traded symbol, YC batch, description, keywords, technologies, job count, jobs last 30 days, matching jobs, matching technologies, recruiting agency

## TheirStack's plans (13)

- [TheirStack, free](https://datacircle.dev/company-discovery-apis/theirstack/free/llms.txt): $0.00 per 1,000, stored
- [TheirStack, $49 monthly](https://datacircle.dev/company-discovery-apis/theirstack/49-monthly/llms.txt): $98.00 per 1,000, stored
- [TheirStack, $100 monthly](https://datacircle.dev/company-discovery-apis/theirstack/100-monthly/llms.txt): $60.00 per 1,000, stored
- [TheirStack, $169 monthly](https://datacircle.dev/company-discovery-apis/theirstack/169-monthly/llms.txt): $50.70 per 1,000, stored
- [TheirStack, $240 monthly](https://datacircle.dev/company-discovery-apis/theirstack/240-monthly/llms.txt): $36.00 per 1,000, stored
- [TheirStack, $400 monthly](https://datacircle.dev/company-discovery-apis/theirstack/400-monthly/llms.txt): $24.00 per 1,000, stored
- [TheirStack, $600 monthly](https://datacircle.dev/company-discovery-apis/theirstack/600-monthly/llms.txt): $18.00 per 1,000, stored
- [TheirStack, $900 monthly](https://datacircle.dev/company-discovery-apis/theirstack/900-monthly/llms.txt): $13.50 per 1,000, stored
- [TheirStack, $1,200 monthly](https://datacircle.dev/company-discovery-apis/theirstack/1200-monthly/llms.txt): $7.20 per 1,000, stored
- [TheirStack, $1,500 monthly](https://datacircle.dev/company-discovery-apis/theirstack/1500-monthly/llms.txt): $4.50 per 1,000, stored
- [TheirStack, $2,300 monthly](https://datacircle.dev/company-discovery-apis/theirstack/2300-monthly/llms.txt): $3.45 per 1,000, stored
- [TheirStack, $5,500 monthly](https://datacircle.dev/company-discovery-apis/theirstack/5500-monthly/llms.txt): $3.30 per 1,000, stored
- [TheirStack, contact us](https://datacircle.dev/company-discovery-apis/theirstack/contact-us/llms.txt): stored

## TheirStack's calls (1)

- `POST /v1/companies/search`: [TheirStack, $49 monthly](https://datacircle.dev/company-discovery-apis/theirstack/49-monthly/llms.txt)

## Similar plans of other providers

- [DataForSEO, $50 pack](https://datacircle.dev/company-discovery-apis/dataforseo/50-pack/llms.txt): $1.20 per 1,000, stored
- [The Companies API, $95 monthly](https://datacircle.dev/company-discovery-apis/the-companies-api/95-monthly/llms.txt): $1.90 per 1,000, stored

## Sources

From each provider's own pricing page and docs. We read this row from these pages on 2026-10-17.

- https://theirstack.com/en/docs/api-reference/companies/search_companies_v1
- https://theirstack.com/en/docs/api-reference/companies/technographics_v1
- https://theirstack.com/en/docs/data/job
- https://theirstack.com/en/docs/data/job/sources
- https://theirstack.com/en/docs/legal/terms-and-conditions
- https://theirstack.com/en/docs/pricing/credits
- https://theirstack.com/en/docs/pricing/plans
- https://theirstack.com/en/pricing