{"schema_version":"0.1","name":"ReturnCheck","description":"ReturnCheck verifies which return policy actually applies to this purchase. Never invents: returns UNKNOWN instead of guessing.","url":"https://returncheck.m-angelmartinez-fer.workers.dev","openapi":"https://returncheck.m-angelmartinez-fer.workers.dev/openapi.json","data_policy":"https://returncheck.m-angelmartinez-fer.workers.dev/data-policy","change_alerts":{"watch":"https://returncheck.m-angelmartinez-fer.workers.dev/v1/watch","watchlist":"https://returncheck.m-angelmartinez-fer.workers.dev/v1/watchlist","changes":"https://returncheck.m-angelmartinez-fer.workers.dev/v1/changes","note":"Register the merchant domains you care about; poll /v1/changes for policy changes since your last check."},"contact_email":"returncheckteam@gmail.com","mcp":{"transport":"streamable_http","url":"https://returncheck.m-angelmartinez-fer.workers.dev/mcp","tools":["check_return"]},"pricing":{"unit":"per_verified_answer","amount_usd":0.02,"currency":"USD","unknown_is_free":true,"payment":["x402","prepaid_api_key"]},"flows":[{"name":"check_return","description":"Verify which return policy actually applies to this purchase for this buyer.","endpoint":"POST https://returncheck.m-angelmartinez-fer.workers.dev/v1/check","required":["product_url","buyer_country"],"recommended":["page_text","page_html"],"coverage":{"measured_on":"2026-08-28","sample":"50 US retailers, one live product page each, frozen before the run","with_page_supplied":"works on whatever you send; no blocking, no JavaScript problem","without_page_supplied":"policy reached for 17 of 50 (34%) — mostly Shopify and direct-to-consumer brands; 15 of 50 refused a server-side read (403/429/451)","note":"Your agent already has the page open and is not blocked. Sending it is faster and far more likely to get an answer."},"optional":["item_condition","reason","purchase_date","delivery_date","merchant","seller_name","buyer_state","as_of","membership","purchase_channel"],"returns":["verdict","returnable","confidence","policy","evidence.exact_clause","evidence.source_url"]}]}