{"uid":"cap_IzRI6FChhAgiWTRZ6kNdb","slug":"100btc-smart-contract-decompiler-risk-analyzer-08fd47d4","name":"100BTC Smart Contract Decompiler & Risk Analyzer","description":"Thirty x402 v2 pay-per-call APIs by 100BTC. Listing data is generated from each live HTTP 402 challenge and runtime Bazaar schema.","url":"https://vps-fc89c157-1.taila28d02.ts.net:10000/api/decompile?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"contract_address":{"type":"string"}}},"responseSchema":{"type":"json","example":{"contract":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","risk_level":"LOW","explanation":"Standard immutable contract structure. No obvious backdoor opcodes.","bytecode_size_bytes":1240}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_5LTyjKOnEDIX7iodM_vAk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Decompiles an EVM smart contract bytecode by address and returns a risk assessment with explanation","exampleAgentPrompt":"Can you decompile the smart contract at 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 and tell me if it has any backdoors or risky opcodes?","exampleUseCases":[{"title":"DeFi token contract safety check","prompt":"Before I ape into this token, can you analyze the contract at 0xdAC17F958D2ee523a2206206994597C13D831ec7 and tell me if there are any sketchy backdoors or rug-pull mechanics in the bytecode?"},{"title":"NFT contract risk review","prompt":"I'm about to mint from this NFT project — can you decompile the contract 0xBC4CA0EdA7647A8aB7C2061c2E118A18a936f13D and give me a risk level so I know if it's safe?"},{"title":"DeFi protocol audit pre-check","prompt":"Our team is considering integrating with a lending protocol at 0xAave... — decompile the contract and flag any suspicious opcodes or backdoor patterns before we proceed."}],"resultDescription":"Returns a JSON object containing the contract address, a risk level classification (e.g. LOW, MEDIUM, HIGH), a plain-English explanation of the findings, and the bytecode size in bytes. Useful for quick pre-interaction security screening of deployed EVM contracts.","failureModes":["Invalid or non-existent contract address returns an error","Contract with no deployed bytecode (EOA address) may return empty or error response","Network timeouts fetching bytecode from chain","Unrecognized opcode patterns may result in incomplete decompilation","Payment failure via x402 protocol results in HTTP 402 with no analysis"],"whenToPreferThis":"Choose this endpoint when you need a fast, automated risk classification of an EVM smart contract before interacting with it, integrating it into a product, or presenting it to users. It is particularly useful for DeFi agents, wallet UIs, and trading bots that need on-the-fly security signals without running a full manual audit. Prefer this over general-purpose blockchain explorers when you need a structured risk verdict and natural language explanation rather than raw bytecode or ABI data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T18:45:44.543Z","isFirstParty":false,"canonicalSlug":"100btc-smart-contract-decompiler-risk-analyzer-08fd47d4"}