{"uid":"cap_UGMwmkPJG1tAReOnBaFp8","slug":"evm-address-label-lookup-9ad2bf78","name":"EVM Address Label Lookup","description":"Label a known EVM address from a curated, committed dataset: major stablecoin + token contracts (USDC on every chain we settle on, USDT, DAI, WETH, WBTC), DEX routers (Uniswap, 1inch, 0x), canonical L1↔L2 bridges, large exchange hot/cold wallets, and burn/system addresses. Deterministic and offline - the provenance field states the dataset revision. Unknown addresses return {found:false}, not an error.","url":"https://agent402.tools/api/address-label","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"address":{"type":"string","description":"0x-prefixed 40-char EVM address to label."}}},"responseSchema":{"type":"json","example":{"found":true,"labels":[{"note":"Circle USD Coin (native)","label":"USDC","network":"base","category":"token"}],"address":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","provenance":{"source":"curated in-repo dataset","entries":34,"updated":"2026-07-13"}}},"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_IEYSDDPwNDEuuTS4lLjd-","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 a human-readable label for a known EVM address from a curated dataset of stablecoins, DEX routers, bridges, and exchange wallets","exampleAgentPrompt":"What is this Ethereum address? Can you label 0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48 for me — is it a known contract, exchange wallet, or bridge?","exampleUseCases":null,"resultDescription":"A structured label for the queried EVM address, identifying it as a known entity such as a stablecoin contract (e.g. USDC on a specific chain), DEX router (Uniswap, 1inch, 0x), canonical L1/L2 bridge contract, or exchange hot/cold wallet. Returns null or unknown for unrecognized addresses.","failureModes":["Address not found in curated dataset — returns unknown/null label","Malformed address (not 0x-prefixed or wrong length) — validation error","Payment failure via x402 protocol — 402 response","Network timeout — retry recommended"],"whenToPreferThis":"Use this endpoint when you need a quick, reliable label for a well-known EVM address from a curated, committed dataset — especially for major stablecoins (USDC, USDT, DAI), WETH, WBTC, popular DEX routers, L1↔L2 bridges, or large exchange wallets. Prefer this over on-chain lookups or Etherscan scraping when you need a fast, paid-but-deterministic answer for commonly encountered addresses in DeFi workflows.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T01:06:41.522Z","isFirstParty":false}