{"slug":"api-delx-ai-api-v1-x402-path-ext-76d278","title":"Extract file extension from a path or URL path segment — first-party local utili","host":"api.delx.ai","method":"POST","resource":"https://api.delx.ai/api/v1/x402/path-ext","category":"code","description":"Extract file extension from a path or URL path segment — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstrea","price_listed":0.001,"price_asked":0.001,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":1237,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"path":"https://cdn.example.com/a/b.PNG?x=1"},"bodyType":"json","method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":true,"properties":{"path":{"description":"Input field: path.","type":"string"}},"required":["path"],"type":"object"},"bodyType":{"const":"json","type":"string"},"method":{"const":"POST","type":"string"},"type":{"const":"http","type":"string"}},"required":["type","bodyType","body"],"type":"object"},"output":{"properties":{"example":{"additionalProperties":true,"description":"Bounded first-party JSON result; input is processed in memory and not retained.","properties":{"basename":{"type":"string"},"extension":{"type":"string"},"has_extension":{"type":"boolean"},"schema":{"type":"string"}},"type":"object"},"type":{"const":"json","type":"string"}},"required":["type","example"],"type":"object"}},"required":["input","output"],"type":"object"},"history":[{"day":"2026-09-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.001,"price_match":true,"latency_ms":1237,"error":null}],"description_full":"Extract file extension from a path or URL path segment — first-party local utility for agent preflight and proven micro-utils expansion. Returns deterministic machine-readable JSON for $0.001 USDC via x402 on Base. Execution is first-party, local-only, stateless, and memory-only with no paid upstream, no input retention, no web search, no live RPC, and no mediagen. Results are advisory; the caller owns authorization, budgets, and production controls.","last_updated":"2026-08-26T06:25:17.905Z","schemes":["exact"]}