{"uid":"cap_T7aU7A2F4WhpG_PmcZbMb","slug":"blockscout-multichain-quick-search-7e9759fb","name":"Blockscout Multichain Quick Search","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/services/multichain/api/v1/search:quick","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"},"queryParams":{"type":"object","properties":{"q":{"type":"string"},"unlimited_per_chain":{"type":"boolean"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"nfts":[{"hash":"string","chain_id":"string","is_token":true,"token_name":"string","token_type":"string","domain_info":{"name":"string","address":"string","expiry_date":"string","names_count":0},"is_contract":true,"contract_name":"string","is_verified_contract":true}],"dapps":[{"id":"string","logo":"string","title":"string","chain_id":"string","short_description":"string"}],"blocks":[{"hash":"string","chain_id":"string","hash_type":"string"}],"tokens":[{"name":"string","symbol":"string","address":"string","chain_id":"string","icon_url":"string","is_verified_contract":true}],"domains":[{"name":"string","address":"string","protocol":{"id":"string","title":"string","docs_url":"string","icon_url":"string","tld_list":["string"],"short_name":"string","description":"string","deployment_blockscout_base_url":"string"},"expiry_date":"string"}],"addresses":[{"hash":"string","chain_id":"string","is_token":true,"token_name":"string","token_type":"string","domain_info":{"name":"string","address":"string","expiry_date":"string","names_count":0},"is_contract":true,"contract_name":"string","is_verified_contract":true}],"transactions":[{"hash":"string","chain_id":"string","hash_type":"string"}],"block_numbers":[{"chain_id":"string","block_number":"string"}]}},"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_Qu5jiVz6l4C4aB4HM11ME","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":"Quickly searches across multiple blockchain networks for transactions, addresses, tokens, NFTs, dapps, blocks, and domains by a query string","exampleAgentPrompt":"Can you search Blockscout's multichain explorer for the address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 and tell me which chains it appears on, along with any associated tokens or domains?","exampleUseCases":[{"title":"Cross-chain transaction lookup","prompt":"I have a transaction hash 0xabc123...def and I'm not sure which blockchain it's on — can you search Blockscout across all chains to find it for me?"},{"title":"Token discovery across networks","prompt":"Search Blockscout's multichain explorer for a token called 'USDC' and show me all the chains and contract addresses where it's listed."},{"title":"Wallet activity exploration","prompt":"Look up the wallet address 0x1234...abcd on Blockscout and tell me what chains it shows up on, whether it's a contract, and any associated domain names."}],"resultDescription":"Returns a structured JSON object containing matched results grouped by category: transactions (hash, chain_id, hash_type), addresses (hash, chain_id, contract info, token info, domain info), tokens (name, symbol, address, chain_id, icon_url, verified status), NFTs (hash, chain_id, token_name, token_type, domain_info), dapps (id, logo, title, chain_id, short_description), blocks (hash, chain_id, hash_type), block_numbers (chain_id, block_number), and domains (name, address, protocol details, expiry_date).","failureModes":["Empty results if query string doesn't match any entity on any supported chain","Missing or malformed query parameter returns a 400 error","Rate limiting or payment failure (x402) if USDC payment is not properly attached","Chain IDs in response may be unfamiliar if not cross-referenced with chain registry","Results may be incomplete if 'unlimited_per_chain' is not set and many chains match"],"whenToPreferThis":"Choose this endpoint when you need to search across multiple blockchain networks simultaneously with a single query string and don't know which specific chain an entity lives on. It is ideal for exploratory lookups of addresses, transactions, tokens, NFTs, dapps, and domains without needing to target a specific chain. Prefer this over single-chain explorers when cross-chain discovery is the goal.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:44:27.522Z","isFirstParty":false}