{"slug":"mpp-tracefast-xyz-api-v1-chains-1-contracts-address-selector-bd9006","title":"TraceFast live Ethereum data","host":"mpp.tracefast.xyz","method":"GET","resource":"https://mpp.tracefast.xyz/api/v1/chains/1/contracts/:address/selectors","category":"market","description":"TraceFast live Ethereum data: the 4-byte function selectors found in a contract's bytecode, each resolved to a known signature and name where one exists, with how many known signatures share the selector. `decodeStatus` says how confident each resolution is. Path address: The contract address, `0x`-","price_listed":0.01,"price_asked":0.01,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":70,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","pathParams":{"address":"0xdac17f958d2ee523a2206206994597c13d831ec7"},"queryParams":{},"type":"http"},"output_schema":{"properties":{"input":{"properties":{"method":{"enum":["GET"],"type":"string"},"pathParams":{"type":"object"}},"required":["method"]}}},"history":[{"day":"2026-10-01","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.01,"price_match":true,"latency_ms":70,"error":null}],"description_full":"TraceFast live Ethereum data: the 4-byte function selectors found in a contract's bytecode, each resolved to a known signature and name where one exists, with how many known signatures share the selector. `decodeStatus` says how confident each resolution is. Path address: The contract address, `0x`-prefixed, 40 hex characters, any case. Docs: https://docs.tracefast.xyz/api/contract-selectors.md","last_updated":"2026-10-01T12:33:38.395Z","schemes":["exact"]}