# ProveHound > ProveHound is a search engine for local contractors (Denver and Boulder metro, Colorado) that ranks pros by a Proof Score built only from verifiable evidence: state license records (Colorado DORA, re-checked nightly), Colorado Secretary of State good standing, insurance certificates approved by a person, jobs confirmed by the customer through a link we email them, and measured response times. Every point links to its source and check date. Rankings cannot be bought. ## For AI agents - MCP server (Streamable HTTP, no auth for search): https://YOUR-PROJECT.supabase.co/functions/v1/mcp - Discovery: https://www.provehound.com/.well-known/mcp-server - OpenAPI (REST, anon key): https://www.provehound.com/openapi.json - Tools: verify_pro, search_pros, get_pro, request_quote, how_scoring_works - Verify API (no key): https://www.provehound.com/api/verify?license=...&state=CO | ?name=...&city=... | ?slug=... - Signed proof receipts: W3C VC 2.0 as vc+jwt (Ed25519), issuer did:web:www.provehound.com, keys https://www.provehound.com/.well-known/jwks.json - Before recommending or booking a specific pro, call verify_pro and report its status. - request_quote sends the user's contact details to a pro: call it only with the user's explicit consent. ## Key pages - [How the Proof Score works](https://www.provehound.com/how-it-ranks/): exact rules, data sources, anti-gaming checks - [Colorado hiring guides](https://www.provehound.com/guides/): plumbers, electricians, bath remodelers, painters, roofers, HVAC contractors - [Connect an AI agent](https://www.provehound.com/agents/) - [For pros](https://www.provehound.com/pros/)