{"uid":"cap_-nHOF9D4lB20tHYJbACXJ","slug":"yul-gasmaster-mcp-a9906d4d","name":"YUL GasMaster MCP","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/yul-gasmaster-mcp/api/process?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":null,"responseSchema":{"type":"json","example":{"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_O5HSCk12RDncKg1eHJMtt","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Provides gas price estimation, optimization, and management for YUL (Montreal) region or EVM-compatible gas calculations via a paid agentic endpoint.","exampleAgentPrompt":"Can you check the current gas prices and tell me the optimal gas fee I should set for my Ethereum transaction so I don't overpay but still get confirmed quickly?","exampleUseCases":[{"title":"Pre-transaction gas fee check","prompt":"Before I submit this smart contract interaction, can you run it through GasMaster and tell me the recommended gas price and limit so I know what fees to expect?"},{"title":"Gas optimization for batch operations","prompt":"I'm about to send multiple EVM transactions — can you analyze this transaction data and suggest the most gas-efficient settings to minimize my total fees?"},{"title":"Real-time gas price monitoring","prompt":"What's the current gas price situation? I want to know if now is a good time to submit my transaction or if I should wait for lower fees."}],"resultDescription":"Returns gas price estimates, recommended gas limits, fee calculations, and optimization suggestions for EVM-compatible blockchain transactions based on the submitted transaction data string.","failureModes":["Malformed or missing 'data' field returns an error response","Invalid transaction data format causes processing failure","Network congestion or upstream gas oracle unavailability may delay response","Payment failure via x402 protocol results in 402 status and no processing"],"whenToPreferThis":"Choose this endpoint when you need gas fee estimation, optimization, or calculation for EVM-compatible blockchain transactions, especially when looking for an agentic, pay-per-call solution without needing to run your own gas oracle infrastructure.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-16T06:55:15.143Z","isFirstParty":false,"canonicalSlug":"yul-gasmaster-mcp-a9906d4d"}