{"uid":"cap_zwk6G2cXNZsbZ6n-n-8eU","slug":"kaspa-live-fee-estimate-api-0e8e59ac","name":"Kaspa Live Fee Estimate API","description":"Kaspa live fee market: priority/normal/low feerate buckets from the node's own estimator (Toccata RPC). Informational research data — not investment advice.","url":"https://api.carbon-cashmere.de/v1/kaspa-derivatives/fee-estimate","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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"feerate_sompi_per_gram":{"type":"object"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.03","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_onYFU989GwlsKmimKVrg5","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.03","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns real-time Kaspa network transaction fee rate buckets (priority, normal, low) from the node's own Toccata RPC estimator","exampleAgentPrompt":"What are the current Kaspa network fee rates right now — give me the priority, normal, and low fee buckets in sompi per gram?","exampleUseCases":null,"resultDescription":"Returns an object containing feerate_sompi_per_gram with three fee tier buckets (priority, normal, low) reflecting the live Kaspa network fee market as reported by the node's Toccata RPC estimator","failureModes":["Node RPC unavailable — upstream Kaspa node connectivity issue","Stale or cached data if node is behind the chain tip","HTTP 402 if payment not included or insufficient","Network timeout if node is under heavy load","Empty or null bucket values if mempool is nearly empty"],"whenToPreferThis":"Use this endpoint when you need live, node-native Kaspa fee estimates across three priority tiers directly from the Toccata RPC estimator, rather than deriving fees from third-party APIs or block explorers. Ideal for wallets, transaction builders, or monitoring tools that need real-time Kaspa fee market data.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:56:52.951Z","isFirstParty":false}