# StartupHub.ai, free: Company discovery API

> Query StartupHub's proactively discovered directory: companies found from new domain registrations, government registries (Israel, Canada, UK, US SEC Form D, …), GitHub orgs, and verified websites: not just press mentions.

StartupHub.ai's company discovery API on its Free plan, $0.00 per 1,000 companies. 6 of the 13 key fields: Description, Industry, Type and status, Images, Technologies, Headquarters.

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

## In the answer

- Completeness: 46%
- Description: ✓
- Industry: ✓
- Type and status: ✓
- Images: ✓
- Technologies: ✓
- Headquarters: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Per: page of 100
- Also pays for: from the same budget: every other endpoint of the REST API, one credit pool for the API and the MCP server

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Query StartupHub's proactively discovered directory: companies found from new domain registrations, government registries (Israel, Canada, UK, US SEC Form D, …), GitHub orgs, and verified websites: not just press mentions.

## Data

- Freshness: stored
- Keep data: no limit
- Use data: You may use Our Data for personal research, individual due diligence, and internal business analysis. You may not bulk download, systematically extract, aggregate, or redistribute Our Data by any means. Any commercial use of Our Data, including [...] resale, incorporation into competing products, use in paid reports, or redistribution to third parties, requires a separate commercial license agreement. Without the express prior written permission of StartupHub.ai you may not [...] use Our Content obtained via our RSS feeds, APIs, or any other distribution channel for any purpose other than personal reading in a standard RSS reader [...] use Our Content to train, fine-tune, or build any machine learning model, artificial intelligence system, or dataset [...] commercially exploit, sell, license, or otherwise monetize Our Content or any derivative thereof. Cite Our Data as "StartupHub.ai (startuphub.ai)" with a clickable hyperlink where the medium supports it.

## Plan

- Pay: $0
- You get: 1,500 credits a month
- Enough for: 1,500 pages a month
- Expires: unused plan credits reset each billing period and do not roll over

## Rate limit

- Per day: 50

## Speed

- Answer: in the call

## The call

- You send: nothing required. Optional: q, slugs, sector, country, status, founded_after, founded_before, near, open_source, employees_min, employees_max, min_linkedin_followers, max_linkedin_followers, hiring, round_series, raised_after, raised_before, min_total_funding, max_total_funding, min_valuation, max_valuation, backed_by, ma_status, min_score, max_score, min_agent_readiness, max_agent_readiness, agent_readiness_grade, min_revenue_multiple, max_revenue_multiple, min_revenue_per_employee, max_revenue_per_employee, min_funding_efficiency, max_funding_efficiency, trending, mentioned_since, min_reddit_reviews, min_reddit_sentiment, has_founders, has_known_emails, has_website, has_blog, blog_post_within_days, website_status, domain_tld, stealth, cdn, email_provider, hosting, payment, compliance, status_page, cookie_consent, hiring_platform, booking, email_marketing, ai_support, a11y, affiliate_program, has_affiliate_program, sort, limit, offset
- Method: GET
- Path: /startups

## About the plan

- Plan: Free
- Who can get it: anyone 18 or over

## The 28 fields the plan's answer can hold

provider record ID, name, slug, one-liner, website, headquarters country, headquarters city, founded date, operating status, sectors, total score, stealth mode, domain TLD, domain created at, has known emails, CDN, email provider, email provider confidence, analytics, payments, frameworks, detected at, logo URL, total results, page size, offset, credits used, credits remaining

## StartupHub.ai's plans (14)

- [StartupHub.ai, free](https://datacircle.dev/company-discovery-apis/startuphub-ai/free/llms.txt): $0.00 per 1,000, 46% complete, stored
- [StartupHub.ai, pay as you go, x402](https://datacircle.dev/company-discovery-apis/startuphub-ai/pay-as-you-go-x402/llms.txt): $0.01 per 1,000, 46% complete, stored
- [StartupHub.ai, pay as you go, Pay as you go](https://datacircle.dev/company-discovery-apis/startuphub-ai/pay-as-you-go-pay-as-you-go/llms.txt): $0.05 per 1,000, 46% complete, stored
- [StartupHub.ai, $2 pack](https://datacircle.dev/company-discovery-apis/startuphub-ai/2-pack/llms.txt): $0.04 per 1,000, 46% complete, stored
- [StartupHub.ai, $4 pack](https://datacircle.dev/company-discovery-apis/startuphub-ai/4-pack/llms.txt): $0.04 per 1,000, 46% complete, stored
- [StartupHub.ai, $35 pack](https://datacircle.dev/company-discovery-apis/startuphub-ai/35-pack/llms.txt): $0.035 per 1,000, 46% complete, stored
- [StartupHub.ai, $300 pack](https://datacircle.dev/company-discovery-apis/startuphub-ai/300-pack/llms.txt): $0.03 per 1,000, 46% complete, stored
- [StartupHub.ai, $2,000 pack](https://datacircle.dev/company-discovery-apis/startuphub-ai/2000-pack/llms.txt): $0.02 per 1,000, 46% complete, stored
- [StartupHub.ai, $5 monthly](https://datacircle.dev/company-discovery-apis/startuphub-ai/5-monthly/llms.txt): $0.017 per 1,000, 46% complete, stored
- [StartupHub.ai, $30 monthly](https://datacircle.dev/company-discovery-apis/startuphub-ai/30-monthly/llms.txt): $0.03 per 1,000, 46% complete, stored
- [StartupHub.ai, $50 monthly](https://datacircle.dev/company-discovery-apis/startuphub-ai/50-monthly/llms.txt): $0.01 per 1,000, 46% complete, stored
- [StartupHub.ai, $50 yearly](https://datacircle.dev/company-discovery-apis/startuphub-ai/50-yearly/llms.txt): $0.014 per 1,000, 46% complete, stored
- [StartupHub.ai, $300 yearly](https://datacircle.dev/company-discovery-apis/startuphub-ai/300-yearly/llms.txt): $0.025 per 1,000, 46% complete, stored
- [StartupHub.ai, $500 yearly](https://datacircle.dev/company-discovery-apis/startuphub-ai/500-yearly/llms.txt): $0.0083 per 1,000, 46% complete, stored

## StartupHub.ai's calls (1)

- `GET /startups`: [StartupHub.ai, free](https://datacircle.dev/company-discovery-apis/startuphub-ai/free/llms.txt)

## Similar plans of other providers

- [The Companies API, free, Free, GET /v2/companies](https://datacircle.dev/company-discovery-apis/the-companies-api/free/llms.txt): $0.00 per 1,000, 92% complete, stored
- [TheirStack, free](https://datacircle.dev/company-discovery-apis/theirstack/free/llms.txt): $0.00 per 1,000, 77% complete, stored
- [TechnologyChecker, free, Free, GET /v1/technology/{id}/companies](https://datacircle.dev/company-discovery-apis/technologychecker/free-free-get-v1-technology-id-companies/llms.txt): $0.00 per 1,000, 46% complete, stored
- [The Swarm, free](https://datacircle.dev/company-discovery-apis/the-swarm/free/llms.txt): $0.00 per 1,000, 0% complete, stored

## 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://www.startuphub.ai/.well-known/payment
- https://www.startuphub.ai/api-docs/discovery
- https://www.startuphub.ai/api-docs/errors
- https://www.startuphub.ai/api-docs/rate-limits
- https://www.startuphub.ai/api-docs/reference/company-by-linkedin
- https://www.startuphub.ai/api-docs/reference/search-startups
- https://www.startuphub.ai/pricing
- https://www.startuphub.ai/terms
- https://www.startuphub.ai/x402-api