{"service":"MockHero","provider":"Polar","merchant_of_record":true,"summary":"Agents should create a loginless Polar Checkout for the agent metered plan, then claim an API key after the Polar webhook confirms payment. Polar is the Merchant of Record for checkout, tax calculation, collection, and remittance.","purchase_flow":{"agent_checkout_api":{"method":"POST","url":"https://mockhero.dev/api/agent/checkout","requires":"No MockHero login; agent supplies billing email","body_schema":{"type":"object","required":["email"],"properties":{"email":{"type":"string","format":"email"}}},"response_schema":{"type":"object","properties":{"url":{"type":"string","format":"uri","description":"Polar Checkout URL"},"claim_token":{"type":"string","description":"One-time token used to claim the API key after payment"},"claim_url":{"type":"string","format":"uri"}}}},"agent_checkout_status_api":{"method":"GET","url":"https://mockhero.dev/api/agent/checkout/status","requires":"claim_token from agent checkout response","alternate_method":"POST","response_schema":{"type":"object","properties":{"status":{"type":"string","enum":["pending","paid","claimed","expired"]},"paid":{"type":"boolean"},"claimed":{"type":"boolean"},"next_action":{"type":"string","enum":["complete_checkout","claim_api_key","already_claimed","expired"]}}}},"agent_claim_api":{"method":"POST","url":"https://mockhero.dev/api/agent/claim","requires":"Completed Polar Checkout and claim_token"}},"plan":{"tier":"agent","free_records_per_day":500,"price_usd_per_100_records":"0.001","billing":"monthly_usage","billed_by":"Polar","hard_daily_safety_cap_records":1000000,"records_per_request":50000,"meter_unit":"100 billable records, rounded up per request"},"inactive_payment_protocols":[{"protocol":"x402","endpoint":"https://mockhero.dev/api/v1/generate/x402","status":"disabled","reason":"Direct wallet settlement would bypass the Merchant of Record checkout flow."}]}