{"uid":"cap_M7Lyu4bZM58Geb_iPuang","slug":"m2mcent-web3-smart-contract-indexer-mcp-node-3ce27d21","name":"M2MCent Web3 Smart Contract Indexer MCP Node","description":"The premier global index of 1,069 monetized MCP nodes across 205 specialized subdomains. Gasless USDC runtime settlements via x402 V2 Spec on Base L2. Save 95% token context.","url":"https://api.m2mcent.com/web3-smart-contract-indexer-mcp-73/api/execute?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","required":["text"],"properties":{"text":{"type":"string"}}},"responseSchema":{"type":"object","required":["result"],"properties":{"result":{"type":"boolean"}}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.15","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":"$1.389896/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.389896","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.389896","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_DZlHWO2LYMb2rErdxS__9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1.389896","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Executes a smart contract indexing query against a monetized MCP node, returning a boolean result via x402 micropayment settlement on Base L2.","exampleAgentPrompt":"Search the M2MCent smart contract indexer with the query 'ERC-20 token transfer events for address 0xABC123' and tell me if it returns a match.","exampleUseCases":[{"title":"Smart contract event presence check","prompt":"Use the web3 smart contract indexer to check whether there are any recorded events for the contract address 0xDEADBEEF on Base L2 — just tell me true or false."},{"title":"DeFi protocol index validation","prompt":"Query the smart contract indexer with 'Uniswap V3 pool liquidity provision on Base' and let me know if it finds a result."},{"title":"Token transfer confirmation lookup","prompt":"Run a smart contract index query for 'USDC transfer from wallet 0x1234 to 0x5678' and tell me whether the indexer confirms it exists."}],"resultDescription":"A JSON object with a single 'result' boolean field indicating whether the smart contract indexer found a match or confirmed the condition expressed in the text query input.","failureModes":["Payment failure if USDC balance is insufficient for x402 micropayment ($1.39 per call)","Empty or malformed text input may return false negatives","The boolean response schema is minimal — no detail on why result is true/false","High-volume sibling endpoints with identical schemas suggest auto-generated stubs with uncertain data quality","Node may be offline or the subdomain unreachable, returning a network error"],"whenToPreferThis":"Choose this endpoint when you need a quick boolean check against a web3 smart contract index on Base L2 and can tolerate a minimal true/false response without additional context. Prefer alternatives if you need detailed contract data, event logs, or structured multi-field responses, as this endpoint only returns a boolean.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T06:46:04.159Z","isFirstParty":false,"canonicalSlug":"m2mcent-web3-smart-contract-indexer-mcp-node-3ce27d21"}