# Cosign

> Discover founders, builders, and startup companies through trusted endorsements. Explore profiles, curated lists, and career opportunities on Cosign.

Cosign is a public reputation network for the startup ecosystem. Public pages combine attributable professional cosigns, Community lists, profiles, company information, products, and current jobs. Claims based on automated research should be checked against the primary sources linked from the relevant page.

## Main directories
- [People](https://cosign.co/people)
- [Companies](https://cosign.co/companies)
- [Community lists](https://cosign.co/lists)
- [Jobs](https://cosign.co/jobs)
- [Products](https://cosign.co/discover/products)

## Startup ecosystem dashboards
- [Dashboards](https://cosign.co/dash): Public company research, funding, founders, jobs and news.
- [Neolabs](https://cosign.co/dash/neolabs): AI research labs, their market categories, founders and recorded funding.
- [Neoclouds](https://cosign.co/dash/neoclouds): AI compute infrastructure companies and recorded funding.

Dashboard company membership and funding come from public records and may be incomplete. Charts exclude unknown values; follow company profiles and linked sources to verify individual claims.

## Discussions
- [Discourse](https://discourse.cosign.co/)
- [Discourse JSON Feed](https://discourse.cosign.co/feed.json)
- [Discourse RSS](https://discourse.cosign.co/rss.xml)

## Documentation
- [Developer docs: REST API, MCP and OAuth](https://cosign.co/docs)
- [Agent instructions and when to use Cosign](https://cosign.co/agent.txt)
- [OpenAPI specification](https://cosign.co/openapi.json)
- [MCP configuration](https://cosign.co/mcp.json)
- [Connect the member MCP](https://api.cosign.co/mcp): OAuth-protected access to your own account and explicitly authorized company tools.
- [FAQ](https://cosign.co/faq)
- [Privacy policy](https://cosign.co/privacy-policy)
- [Terms of service](https://cosign.co/terms-of-service)

## Crawling
- [Sitemap](https://cosign.co/sitemap.xml)
- [Robots](https://cosign.co/robots.txt)