{"slug":"api-fadeandco-workers-dev-api-agent-intel-bytecode-similarit-d5b210","title":"Compares the runtime bytecode of two Ethereum contracts you name","host":"api.fadeandco.workers.dev","method":"GET","resource":"https://api.fadeandco.workers.dev/api/agent-intel/bytecode-similarity-radar","category":"market","description":"Compares the runtime bytecode of two Ethereum contracts you name: the share of shared PUSH4 function selectors (Jaccard) and the cosine similarity of their opcode frequencies, combined into one 0 to 1 score with a SIMILAR, PARTIAL or DIFFERENT label. It compares two addresses only; it has no databas","price_listed":0.003,"price_asked":0.003,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":64,"reported_calls_30d":2,"reported_payers_30d":2,"networks":["eip155:5042","eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","xrpl:0"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"a":"0x6982508145454Ce325dDbE47a25d4ec3d2311933","b":"0xdAC17F958D2ee523a2206206994597C13D831ec7"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET"],"type":"string"},"queryParams":{"properties":{"a":{"description":"First contract address 0x... (40 hex)","type":"string"},"b":{"description":"Second contract address 0x... (40 hex)","type":"string"}},"required":["a","b"],"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":"2026-10-24","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.003,"price_match":true,"latency_ms":64,"error":null}],"description_full":"Compares the runtime bytecode of two Ethereum contracts you name: the share of shared PUSH4 function selectors (Jaccard) and the cosine similarity of their opcode frequencies, combined into one 0 to 1 score with a SIMILAR, PARTIAL or DIFFERENT label. It compares two addresses only; it has no database of known scam or exploit templates, so it cannot say a contract is a known clone.","last_updated":"2026-10-23T19:30:50.69Z","schemes":["exact"]}