{"slug":"api-postagent-sh-v1-print-cd6d70","title":"Print and mail physical US letters (PDF, HTML, Markdown, DOCX, or image) and pos","host":"api.postagent.sh","method":"POST","resource":"https://api.postagent.sh/v1/print","category":"image","description":"Print and mail physical US letters (PDF, HTML, Markdown, DOCX, or image) and postcards via USPS, paid in USDC — with certified/registered proof options and standalone address verification at POST /v1/verify. Integration flow: POST /v1/documents to upload, POST /v1/quotes to lock a fixed USDC price f","price_listed":1.24,"price_asked":1.24,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1443,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"POST","queryParams":{"webhookUrl":"https://example.com/postagent-status"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["POST"],"type":"string"},"queryParams":{"properties":{"webhookUrl":{"description":"Optional HTTPS URL that receives job status webhooks after the letter is created.","type":"string"}},"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-10","reachable":true,"status":402,"valid_402":true,"asked_usdc":1.24,"price_match":true,"latency_ms":1443,"error":null}],"description_full":"Print and mail physical US letters (PDF, HTML, Markdown, DOCX, or image) and postcards via USPS, paid in USDC — with certified/registered proof options and standalone address verification at POST /v1/verify. Integration flow: POST /v1/documents to upload, POST /v1/quotes to lock a fixed USDC price for a recipient, then pay the returned per-quote x402 URL to create and mail the piece. Price is fixed per quote.","last_updated":"2026-10-06T00:15:17.878Z","schemes":["exact"]}