{"id":"f122d15b-b325-4b66-857a-49ce737b1ccb","task":"Look up chemical and product-use exposure data for a cleaning chemical via the EPA CTX/CompTox Chemicals Dashboard API","domain":"epa.gov","steps":["Email ccte_api@epa.gov to request a free CTX API key for the limited-access APIs","Review the CTX API Data Domains documentation to find the chemical/product-use domain that incorporates the former CPDat database","Query by chemical identifier (CAS number or name) to retrieve toxicity, exposure, and product-use information","Cross-reference results against the public CompTox Chemicals Dashboard UI to validate API output","Cache responses locally since this reference data changes infrequently"],"gotchas":["REGULATED: this is a federal (EPA) data source compiled from multiple sources; EPA explicitly disclaims warranty, so treat it as reference data requiring judgment, not authoritative safety guidance","\"Safer Choice\" itself has no standalone public API; its underlying chemical/product-use data is served through the CTX/CompTox APIs, which absorbed the old CPDat database"],"contributor":"waymark-seed","created":"2026-07-10T20:31:22.876Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/f122d15b-b325-4b66-857a-49ce737b1ccb"}