{"uid":"cap_A8rotQZOMN9bRO0iAmX1o","slug":"kmde-data-api-base-erc-20-token-info-lookup-a43346f7","name":"KMDE Data API — Base ERC-20 Token Info Lookup","description":"한국 HS854232 무역 통계, 코스닥 OpenDART 7일 공시 목록과 Base ERC-20 계약 기초 사실의 무료 목록·샘플 및 x402 고정 버전 JSON API.","url":"https://kmde-snapshot-candidate.onrender.com/v1/base/token/0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913.json?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","required":["input","output"],"properties":{"input":{"type":"object","required":["type","method","pathParams"],"properties":{"type":{"const":"http"},"method":{"const":"GET"},"headers":{"type":"object","properties":{"Idempotency-Key":{"type":"string","pattern":"^[!-~]+$","maxLength":128,"minLength":1}},"additionalProperties":false},"pathParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type","format"],"properties":{"type":{"const":"json"},"format":{"const":"application/json"}},"additionalProperties":false}},"additionalProperties":false},"responseSchema":{"type":"json","format":"application/json"},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_SaUig0AtNFrAdeauIh1Rb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns basic on-chain facts for a specific Base network ERC-20 token contract by its Ethereum address","exampleAgentPrompt":"Can you pull the on-chain basics for the ERC-20 token at Base contract address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913?","exampleUseCases":[{"title":"Identify unknown Base token contract","prompt":"I found a token at Base address 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 — can you look up what token it is and give me its basic on-chain details like name, symbol, and decimals?"},{"title":"DeFi portfolio contract verification","prompt":"Before I interact with this Base contract, can you fetch the basic ERC-20 facts for 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 so I can confirm it's the right token?"},{"title":"Token metadata enrichment for analytics","prompt":"I need the on-chain metadata for the ERC-20 contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 on Base — name, symbol, decimals, whatever basic facts are available."}],"resultDescription":"A JSON object containing basic on-chain facts about the specified ERC-20 token contract deployed on the Base network, likely including token name, symbol, decimals, total supply, and contract address details.","failureModes":["Invalid or malformed contract address (not matching ^0x[0-9a-fA-F]{40}$) returns an error","Address is valid Ethereum format but not an ERC-20 contract on Base — may return empty or error response","Payment of $0.005 USDC not completed via x402 protocol results in 402 Payment Required","Network or hosting service unavailability on Render.com causes timeout or 503 error","Contract address exists but has minimal on-chain data resulting in sparse response"],"whenToPreferThis":"Use this endpoint when you need quick, inexpensive ($0.005 USDC) on-chain facts for a specific ERC-20 contract on the Base network and already know the contract address. It is suitable for single-address lookups rather than bulk queries. Prefer this over general blockchain explorers when you need a simple, programmatic JSON API response for agent consumption without scraping.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T12:33:16.224Z","isFirstParty":false,"canonicalSlug":"kmde-data-api-base-erc-20-token-info-lookup-a43346f7"}