{"slug":"saylorinnovations-com-api-dev-user-agent-8f78b6","title":"Parse a User-Agent string into browser, version, engine, OS, device type and arc","host":"saylorinnovations.com","method":"GET","resource":"https://saylorinnovations.com/api/dev/user-agent","category":"search","description":"Parse a User-Agent string into browser, version, engine, OS, device type and architecture, and flag search, AI and social bots and HTTP tools","price_listed":0.01,"price_asked":null,"state":"no_terms","state_label":"Answers HTTP 404 without x402 payment terms","checks_7d":1,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"ua":"Mozilla/5.0 (iPhone; CPU iPhone OS 17_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4 Mobile/15E148 Safari/604.1"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","POST","PUT","PATCH","DELETE","HEAD"],"type":"string"},"queryParams":{"properties":{"ua":{"description":"User-Agent header value to parse","type":"string"}},"required":["ua"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"properties":{"architecture":{"type":["string","null"]},"bot":{"type":["object","null"]},"browser":{"type":["string","null"]},"browser_major":{"description":"Browser major","type":["number","null"]},"browser_version":{"description":"Browser version","type":["string","null"]},"device_type":{"description":"Device type","type":"string"},"engine":{"description":"Engine or model that produced the result","type":["string","null"]},"is_bot":{"description":"True when this is bot","type":"boolean"},"note":{"description":"Caveat or context for reading the result","type":"string"},"os":{"type":["string","null"]},"os_version":{"description":"Os version","type":["string","null"]},"outdated_browser_hint":{"description":"Outdated browser hint"},"source":{"description":"Data source the values come from","type":"string"},"user_agent":{"description":"User-agent the rules were evaluated for","type":"string"}},"required":["user_agent","is_bot","device_type"],"type":"object"},"type":{"const":"json","type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-10-18","reachable":true,"status":404,"valid_402":false,"asked_usdc":null,"price_match":null,"latency_ms":30,"error":null}],"description_full":"Parse a User-Agent string into browser, version, engine, OS, device type and architecture, and flag search, AI and social bots and HTTP tools","last_updated":"2026-10-17T10:22:23.873Z","schemes":["exact"]}