{"name":"WattGap","description":"Home energy savings intelligence for every US ZIP: rebates, rate plans, solar, and financing. Public JSON during beta; keyed Energy Intelligence API for higher throughput.","documentation":"https://wattgap.com/developers","openapi":"https://wattgap.com/openapi.json","openapi_yaml":"https://wattgap.com/api/openapi.yaml","openapi_auth":"X-WattGap-Key","openapi_covers":"Energy Intelligence API (/api/v1/energy/*). Public beta /api/rebates is documented at /developers and is not in this OpenAPI document.","llms_txt":"https://wattgap.com/llms.txt","mcp":"https://wattgap.com/api/mcp","mcp_alias":"https://wattgap.com/mcp","mcp_server_json":"https://wattgap.com/server.json","mcp_server_card":"https://wattgap.com/mcp/server-card","ai_catalog":"https://wattgap.com/.well-known/ai-catalog.json","api_catalog":"https://wattgap.com/.well-known/api-catalog","versioning":"https://wattgap.com/api-versioning","contact":"https://wattgap.com/contact","public_endpoints":[{"method":"GET","path":"/api/health","auth":false,"description":"Service health with dependency checks"},{"method":"GET","path":"/api/rebates","auth":false,"query":{"zip":"5-digit US ZIP"},"description":"Source-attributed rebate catalog records for a ZIP. No API key during public beta."},{"method":"GET","path":"/api/home-profile","auth":false,"query":{"zip":"5-digit US ZIP"},"description":"ZIP-level home energy profile"},{"method":"GET","path":"/api/state-scores","auth":false,"description":"Aggregate WattGap Scores for all 50 states"},{"method":"GET","path":"/api/open-data/program-status","auth":false,"query":{"territory":"optional registered territory id (snake_case, e.g. holy_cross)","status":"optional: open | closed | reserved | exhausted"},"description":"Open program-status dataset: every certified territory's program statuses with last-verified timestamps and primary-source provenance. CSV twin at /api/open-data/program-status.csv. Attribution and license are stated in the payload."},{"method":"GET","path":"/api/open-data/state-of-rebates","auth":false,"description":"State of Rebates monthly report: federal HEAR and HOMES status in all 51 US jurisdictions, state-run rebate programs, and certified territories, every row carrying its primary source and verify date. Markdown twin at /api/open-data/state-of-rebates.md. No parameters: the report is a national claim and is never filtered."},{"method":"GET","path":"/api/v1/energy/profile","auth":"X-WattGap-Key","query":{"zip":"5-digit US ZIP"},"description":"Provenance-stamped energy profile. Same answer for the same facts regardless of key."},{"method":"POST","path":"/api/mcp","auth":false,"description":"WattGap Agent Rail (Model Context Protocol). Docs: /for-agents"}]}