{"uid":"cap_3jb2Ud-SMGo5scGZ9ddLn","slug":"base-network-gas-fee-statistics-api-7daea6c3","name":"Base Network Gas Fee Statistics API","description":"Base network gas fee statistics (1-minute baseFeePerGas buckets): p25/p50/p90/p99 and the current value's percentile rank within the window. Descriptive statistics only; not investment advice.","url":"https://api.agentfeeds.jp/v1/chain/gas/base","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","properties":{"hours":{"type":"number","description":"0.25-24, default 1"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_LscPR6-gUvDP2TCZlDB79","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns descriptive statistics (p25/p50/p90/p99 percentiles and current value's percentile rank) for baseFeePerGas on the Base network, aggregated into 1-minute buckets over a configurable time window.","exampleAgentPrompt":"What are the p25, p50, p90, and p99 baseFeePerGas statistics on Base for the last 2 hours, and where does the current fee land in that distribution?","exampleUseCases":null,"resultDescription":"Returns percentile statistics (p25/p50/p90/p99) of baseFeePerGas values from 1-minute observation buckets over the requested time window, plus the percentile rank of the current baseFeePerGas value within that window.","failureModes":["hours parameter out of range (below 0.25 or above 24) returns validation error","payment not included or insufficient (x402 payment required, $0.002 USDC)","Base network data temporarily unavailable causing upstream timeout","no data available for requested window if too recent or service cold-start"],"whenToPreferThis":"Use this endpoint when you need quantitative gas fee distribution statistics on the Base network — particularly percentile benchmarks and the current fee's rank within a historical window. Prefer this over raw RPC calls when you need pre-computed descriptive statistics without writing your own aggregation logic.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:43:22.234Z","isFirstParty":false}