{"uid":"cap_eBqGkrYJFfV8HQT7s4n_S","slug":"beggar-bot-safe-transaction-analyzer-c15a291e","name":"Beggar Bot Safe Transaction Analyzer","description":"Paid: /v1/verify, /v1/risk, /v1/receipt cost $0.01 USDC per call on Base mainnet via x402 (payTo 0x719227f384b66BFEF00093D6d8d32fA9dC2B40e7); utilities analyze Base mainnet (USDC 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913) by default, network=base-sepolia optional; /v1/receipt/verify and discovery files are free. Operator: Beggar Bot.","url":"https://beggar-bot-demand.beggarbot.workers.dev/v1/safetx?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"to":{"type":"string","description":"tx target"},"data":{"type":"string","description":"0x calldata"},"safe":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$","description":"Safe address"},"chain":{"type":"string","description":"base (default)"},"nonce":{"type":"string","description":"Safe nonce (default live)"},"value":{"type":"string"},"message":{"type":"string","description":"or SafeMessage text/hex"},"operation":{"type":"string","description":"0 CALL | 1 DELEGATECALL"},"signatures":{"type":"string","description":"0x concatenated signatures"}}},"responseSchema":{"type":"json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_QUWavHIspTrwvOMZAzMqr","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Analyzes a Safe multisig transaction or message on Base mainnet, returning structured verification details about the transaction parameters, signatures, and safety.","exampleAgentPrompt":"Can you analyze this Safe transaction for me — the Safe is at 0xAbC...123 on Base, it's calling 0xDef...456 with this calldata 0xa9059cbb..., nonce 42, value 0, operation 0 (CALL), and these concatenated signatures 0x1234...abcd — check if it looks valid?","exampleUseCases":[{"title":"Pre-execution Safe transaction audit","prompt":"Before I approve this Safe transaction, can you verify it for me? Safe address is 0x1234...abcd on Base, it's sending a CALL (operation 0) to 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 with calldata 0xa9059cbb000000000000000000000000abcdef..., nonce 17, value 0, signed by 0xsig1...sig2..."},{"title":"Multisig signature validation","prompt":"I need to check whether these signatures are valid for our Safe at 0xDead...Beef on Base — nonce is 5, target is 0xABCD...1234, calldata is 0x40c10f19..., operation CALL, and here are the concatenated signatures: 0xaaaa...bbbb. Are they correctly formed?"},{"title":"Safe message verification","prompt":"Can you inspect this SafeMessage for our multisig at 0x9999...8888 on Base — the message text is 'Authorize withdrawal batch #7' and here are the signatures 0xcccc...dddd — I want to confirm everything checks out before we proceed."}],"resultDescription":"A JSON object containing analysis of the Safe transaction or message, including decoded parameters, signature validity details, nonce status, operation type interpretation, and any detected issues or warnings about the transaction structure.","failureModes":["Invalid Safe address format (must be 0x + 40 hex chars)","Malformed calldata or signatures causing parse errors","Incorrect nonce leading to mismatch with live Safe state","Unsupported chain value (only 'base' and 'base-sepolia' supported)","Payment failure via x402 if USDC balance is insufficient ($0.02 per call)","Network errors reaching Base RPC when fetching live nonce","Missing required fields (to, data, safe) returning validation error"],"whenToPreferThis":"Use this endpoint when you need to programmatically verify or audit a Gnosis Safe (Safe) multisig transaction or message on Base mainnet before execution — especially useful for AI agents managing multisig wallets, checking signature correctness, or auditing transaction parameters. Prefer this over generic blockchain RPC calls when you want a structured, interpreted analysis of Safe-specific transaction fields rather than raw on-chain data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-02T18:33:21.908Z","isFirstParty":false,"canonicalSlug":"beggar-bot-safe-transaction-analyzer-c15a291e"}