{"uid":"cap_0vmXtyrZXqZN7NTkKh9Pg","slug":"blockscout-address-token-balances-38907099","name":"Blockscout Address Token Balances","description":"Explore crypto activities with Blockscout's multichain search. Find transactions, addresses, tokens, and dapps across top blockchain networks — your go-to explorer for cross-chain blockchain data","url":"https://api.blockscout.com/%7Bchain_id%7D/api/v2/addresses/%7Baddress_hash_param%7D/token-balances","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","HEAD","DELETE"],"type":"string"},"pathParams":{"type":"object","properties":{"chain_id":{"type":"string"},"address_hash_param":{"type":"string"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":[{"token":{},"value":"string","token_id":"string","token_instance":{}}]},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_43Aq5NFQqWf7zEDSBgX_O","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns all token balances (ERC-20, ERC-721, ERC-1155) held by a specific address on a given blockchain network","exampleAgentPrompt":"Can you pull all token balances for the wallet address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 on Ethereum mainnet (chain ID 1) using Blockscout?","exampleUseCases":[{"title":"DeFi portfolio snapshot for a wallet","prompt":"What ERC-20 tokens and their balances does the wallet 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 currently hold on Polygon (chain ID 137)? I want to see their full DeFi token portfolio."},{"title":"NFT ownership audit on a chain","prompt":"List all the NFTs and ERC-721 token balances owned by address 0xAb5801a7D398351b8bE11C439e05C5B3259aeC9A on Optimism — I need to audit which NFT collections they hold."},{"title":"Cross-chain token holding verification","prompt":"Check what tokens the address 0x742d35Cc6634C0532925a3b844Bc454e4438f44e holds on Base (chain ID 8453) — I need to verify they actually have the tokens they claim before we proceed."}],"resultDescription":"Returns an array of token balance objects, each containing token metadata (name, symbol, type, contract address), the balance value as a string, and for NFTs, a token ID and token instance details including image and attributes.","failureModes":["Invalid or malformed address hash returns 404 or empty result","Unsupported chain_id returns an error or no data","Address with no token holdings returns an empty array","Rate limiting or payment failure returns 402 or 429 error","Network timeout on heavily queried chains"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive list of all tokens held by a specific wallet address on a particular blockchain, especially for multichain exploration via Blockscout's unified API. It is ideal when you need both fungible (ERC-20) and non-fungible (ERC-721/ERC-1155) token balances in a single call, and when you want on-chain data from a trusted open-source block explorer rather than a centralized exchange or wallet provider.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T12:47:24.720Z","isFirstParty":false}