{"uid":"cap_NaATyklqVJVHvAj8piSz2","slug":"the-stall-gas-estimate-intuitek-x402-marketplace-f5dfe8cd","name":"The Stall Gas Estimate — IntuiTek x402 Marketplace","description":"Multi-chain gas price oracle: fast/standard/slow Gwei + USD cost for a transfer. Chains: ethereum, base, polygon, arbitrum, bsc. Seam: x402node/myceliasignal gas feeds.","url":"https://the-stall.intuitek.ai/cap/gas-estimate","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":null,"example":{"request":{"properties":"to: 0x1234567890123456789012345678901234567890, value: 1000000000000000000, data: 0x"},"response":{"bsc":{"totalGwei":{"fast":0.34,"slow":0.04,"standard":0.14},"baseFeeGwei":0.04,"priorityFeeGwei":{"fast":0.3,"slow":0,"standard":0.1},"transferCostUSD":{"fast":0.0042,"slow":0.0005,"standard":0.0017}},"base":{"totalGwei":{"fast":0.01,"slow":0.01,"standard":0.01},"baseFeeGwei":0.01,"priorityFeeGwei":{"fast":0,"slow":0,"standard":0},"transferCostUSD":{"fast":0.0004,"slow":0.0004,"standard":0.0004}},"polygon":{"totalGwei":{"fast":643.79,"slow":371.69,"standard":412.09},"baseFeeGwei":252.59,"priorityFeeGwei":{"fast":391.2,"slow":119.1,"standard":159.5},"transferCostUSD":{"fast":0.0108,"slow":0.0062,"standard":0.0069}},"ethereum":{"totalGwei":{"fast":1.52,"slow":0.12,"standard":0.22},"baseFeeGwei":0.12,"priorityFeeGwei":{"fast":1.4,"slow":0,"standard":0.1},"transferCostUSD":{"fast":0.0551,"slow":0.0044,"standard":0.008}}}},"exampleRequest":{"properties":"to: 0x1234567890123456789012345678901234567890, value: 1000000000000000000, data: 0x"},"tags":["x402"],"displayCostAmount":"0.003","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.003/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.059","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.059","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_9sdnDOTf4mDFSXoj9Xj7N","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.059","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Estimates blockchain gas costs for transactions, payable per-call in USDC on Base mainnet with no API key required.","exampleAgentPrompt":"Can you estimate the gas cost for my transaction on Base mainnet — here are the transaction properties: {to, value, data}?","exampleUseCases":null,"resultDescription":"Returns an estimated gas cost (in gas units or fee amount) for the given transaction properties, enabling the caller to predict transaction costs before submission on Base mainnet.","failureModes":["Invalid or missing transaction properties returns an error or empty estimate","Payment not received (402) if USDC payment on Base is not included","Malformed input schema results in a 400 or schema validation error","Network congestion or upstream provider unavailability may cause stale or failed estimates"],"whenToPreferThis":"Use this endpoint when you need a quick, pay-per-use gas estimate for Base mainnet transactions without setting up accounts or API keys — ideal for AI agents that need on-demand cost prediction before executing blockchain operations.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T00:57:18.472Z","isFirstParty":false}