{"uid":"cap_odp-TuPCsn1H7Obrsb4wm","slug":"saylor-innovations-safe-multisig-inspector-4793738c","name":"Saylor Innovations Safe Multisig Inspector","description":"Safe multisig inspector for 16 EVM chains: owners, signature threshold, contract version, nonce, singleton and number of enabled modules.","url":"https://saylorinnovations.com/api/chain/safe-info?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["chain","address"],"properties":{"chain":{"type":"string","description":"chain name (ethereum, base, arbitrum, optimism, polygon, bsc, avalanche, gnosis, linea, scroll, mantle, blast, sonic, celo, berachain, unichain) or chain id"},"address":{"type":"string","description":"the Safe (Gnosis Safe) wallet address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["chain","chain_id","address","is_safe","note","source"],"properties":{"note":{"type":"string","description":"plain-language reading of the result"},"chain":{"type":"string","description":"the chain name that was queried"},"nonce":{"type":["number","null"],"description":"number of transactions executed"},"owners":{"type":["array","null"],"description":"owner addresses (up to 50)"},"source":{"type":"string","description":"where the data was read from or how it was computed"},"address":{"type":"string","description":"the Safe address queried"},"is_safe":{"type":"boolean","description":"true when the contract answers like a Safe"},"version":{"type":["string","null"],"description":"Safe contract version"},"chain_id":{"type":"number","description":"EIP-155 chain id of that network"},"singleton":{"type":["string","null"],"description":"implementation the Safe proxy points at"},"threshold":{"type":["number","null"],"description":"signatures required per transaction"},"owner_count":{"type":["number","null"],"description":"number of owners"},"modules_enabled":{"type":["number","null"],"description":"modules that can execute without owner signatures (first page of 10)"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_Uuj7VxxixdDmwURXqhrpx","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns Gnosis Safe wallet metadata for a given address on one of 16 EVM chains, including owners, signature threshold, contract version, nonce, singleton, and enabled modules.","exampleAgentPrompt":"Can you check the Gnosis Safe at 0xAbC123...def on Ethereum and tell me who the owners are, how many signatures are required, and what version the contract is?","exampleUseCases":[{"title":"Verify multisig signers before transfer","prompt":"Before we send funds, can you pull up the Safe at 0x1234...abcd on Base and confirm who the owners are and how many of them need to sign?"},{"title":"Audit Safe contract version on Arbitrum","prompt":"Check the Safe contract at 0xDEAD...BEEF on Arbitrum — I need to know what version it's running and whether it has any modules enabled."},{"title":"Confirm address is a real Safe on Polygon","prompt":"Is 0x9999...1111 actually a valid Gnosis Safe on Polygon? If so, tell me its threshold, nonce, and owner count."}],"resultDescription":"Returns a JSON object with: chain name and chain ID, the queried address, a boolean is_safe flag, owner addresses (up to 50), signature threshold, Safe contract version, nonce (number of executed transactions), singleton implementation address, count of enabled modules, a plain-language note summarizing the result, and the data source.","failureModes":["Address is not a deployed Safe contract — is_safe returns false with a plain-language note","Invalid or unrecognized chain name/ID — request fails or returns an error","Contract not deployed on the specified chain — is_safe false","Malformed address format — validation error","Network RPC unavailability for a specific chain — timeout or upstream error"],"whenToPreferThis":"Choose this endpoint when you need on-chain Safe multisig metadata across any of 16 supported EVM networks in a single standardized call. Ideal when you need to verify Safe ownership, threshold, or module configuration before executing a transaction or performing a security audit. Prefer over manual RPC calls or chain-specific block explorers when you want normalized output across chains like Ethereum, Base, Arbitrum, Optimism, Polygon, BSC, Avalanche, Gnosis, Linea, Scroll, Mantle, Blast, Sonic, Celo, Berachain, and Unichain.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-27T13:05:33.681Z","isFirstParty":false,"canonicalSlug":"saylor-innovations-safe-multisig-inspector-4793738c"}