{"uid":"cap_Mc3cirtdx-1XfnJYlFJJv","slug":"chainray-cross-chain-address-lookup-52a54050","name":"ChainRay Cross-Chain Address Lookup","description":"The most complete blockchain data and intelligence service for AI agents. 93 endpoints across 46 chains, from gas fees to DeFi analytics, with real-time streams, intent routing, and verifiable proofs. Pay-per-request via x402.","url":"https://chainray.online/cross-chain/%7Baddress%7D","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"},"pathParams":{"type":"object"},"queryParams":{"type":"object","required":["address"],"properties":{"chain":{"type":"string","description":"Blockchain network"},"address":{"type":"string","description":"Wallet or contract address"}}}},"additionalProperties":false}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"chain":"ethereum","address":"0x742d35Cc6634C0532925a3b8D4C9C6A3A1B2C3D4"}}},"response":{"note":"Cross-chain profile via parallel RPC queries to all 7 EVM chains. Individual chain errors do not affect other chains.","_proof":{"chain":"ethereum","dataHash":"ee1305ac6446d7cf522455aba8fe4ff517f4305b3ff030619104ecc43541916e","blockHash":"0xbb2c4ead8fe0ef2d2310d16639a9d366db94339c98d3e2a52bd9db8e9b1fd0a4","chainName":"Ethereum","blockNumber":25342520,"proofVersion":"3.0","blockTimestamp":1781762471,"proofTimestamp":1781762480329},"chains":{"bob":{"chain":"bob","nonce":0,"active":false,"status":"ok","balance":"0.000000 ETH","chainName":"BOB","balanceRaw":0},"bsc":{"chain":"bsc","nonce":0,"active":false,"status":"ok","balance":"0.000000 BNB","chainName":"BNB Smart Chain","balanceRaw":0},"sei":{"chain":"sei","nonce":0,"active":false,"status":"ok","balance":"0.000000 ETH","chainName":"Sei","balanceRaw":0},"base":{"chain":"base","nonce":0,"active":false,"status":"ok","balance":"0.000000 ETH","chainName":"Base","balanceRaw":0},"celo":{"chain":"celo","nonce":0,"active":false,"status":"ok","balance":"0.000000 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on-chain data and intelligence for a given wallet or contract address across multiple blockchain networks","exampleAgentPrompt":"Can you pull the cross-chain on-chain intelligence for wallet address 0x742d35Cc6634C0532925a3b8D4C9C6A3 across all available chains using ChainRay?","exampleUseCases":[{"title":"Monitor whale wallet activity across chains","prompt":"I need to keep tabs on this whale address 0x742d35Cc6634C0532925a3b8D4C9C6A3 — can you check what they're doing across all the chains they're active on? I want to know their balances and recent moves."},{"title":"Audit DeFi positions before investing","prompt":"Before I invest in this protocol, can you pull all the on-chain intelligence for address 0x742d35Cc6634C0532925a3b8D4C9C6A3? I need to see their DeFi positions across every chain they use."},{"title":"Verify contract legitimacy across networks","prompt":"I found this contract address 0x742d35Cc6634C0532925a3b8D4C9C6A3 and want to make sure it's legit — can you get me the complete cross-chain data and activity history across all 46 networks?"}],"resultDescription":"On-chain intelligence data for the specified address including activity, balances, DeFi positions, and other analytics aggregated across multiple blockchain networks (up to 46 chains supported).","failureModes":["Invalid or malformed wallet/contract address returns an error","Unsupported chain identifier returns an error or empty result","Address not found on specified chain returns empty data","Rate limiting or payment failure returns 402 Payment Required","Network timeout for chains with slow RPC response"],"whenToPreferThis":"Use this endpoint when you need unified cross-chain intelligence for a specific wallet or contract address and want to avoid querying multiple chain-specific APIs. Best suited for multi-chain portfolio views, DeFi analytics, and on-chain due diligence across up to 46 chains in a single request.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-08T18:43:09.661Z","isFirstParty":false}