{"uid":"cap_b8nA5gDQYQ56dsJXX16VL","slug":"basebuilder-defi-gas-price-api-base-network-df9bc065","name":"BaseBuilder DeFi Gas Price API (Base Network)","description":"BaseBuilder Defi API hub - 22 paid endpoints","url":"https://bb-defi.vercel.app/api/gas/base","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.171178","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":"$0.171178/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.171178","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.171178","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_aweo8yY2P9Twra8ov3wFs","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.171178","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns current gas price data for the Base network to support DeFi transaction planning","exampleAgentPrompt":"What's the current gas price on the Base network right now? I need to know if it's a good time to send a DeFi transaction.","exampleUseCases":null,"resultDescription":"Returns current gas price metrics for the Base network, likely including base fee, priority fee (tip), and total gas price in gwei, helping agents determine transaction costs before submitting on-chain.","failureModes":["Base network RPC unavailable — upstream provider error","Invalid request body — 400 or 422 response","Payment not processed — 402 response if x402 payment header missing or insufficient","Rate limiting or quota exceeded — 429 response","Service downtime on Vercel deployment — 503"],"whenToPreferThis":"Use this endpoint when you need real-time gas price data specifically for the Base (Coinbase L2) network and are operating within a DeFi context. Prefer this over generic gas APIs when already integrated with the BaseBuilder DeFi hub and paying per-call via x402 micropayments.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:35:21.358Z","isFirstParty":false}