{"uid":"cap_JaNMkopZR22Dagd0fx11n","slug":"api-carbon-cashmere-de-0f3d05c1","name":"Carbon Cashmere Subtensor Event Stream","description":"Filtered Bittensor substrate event stream from finalized blocks. Module/event filters supported. Captures events that disappear from public lite-node APIs.","url":"https://api.carbon-cashmere.de/v1/subtensor-derivatives/event-stream","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"events":[{"event_id":"NeuronRegistered","attributes":{"uid":254,"netuid":123},"block_number":8204514}],"filter":{"event":"NeuronRegistered","module":"SubtensorModule"},"returned":12,"since_minutes":60}},"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{}}},"response":{"_truncated":true,"_originalSize":25506}},"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.03","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":"$0.03/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_AcBDXXfdar7o8ieDf8c-O","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":"Streams filtered Bittensor substrate events from finalized blocks, capturing events that may disappear from public lite-node APIs","exampleAgentPrompt":"Can you stream me the latest finalized block events from the Bittensor Subtensor chain, filtered to just the SubtensorModule — I need to catch events that might not show up on public lite-node APIs?","exampleUseCases":null,"resultDescription":"A stream of substrate events from finalized Bittensor blocks, optionally filtered by module and/or event type. Includes events that may have disappeared from public lite-node APIs, providing more complete coverage of on-chain activity.","failureModes":["Invalid module or event filter returns empty or error response","Node connectivity issues may delay or interrupt the event stream","Truncated response if event volume is very high (response size limit reached)","Unknown module/event names silently return no results"],"whenToPreferThis":"Use this endpoint when you need real-time or recent Bittensor substrate events from finalized blocks, especially when you require filtering by specific modules or event types, or when public lite-node APIs are dropping events. Ideal for monitoring TAO network activity, tracking validator/miner events, or building Bittensor analytics pipelines that need complete event coverage.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:48:00.853Z","isFirstParty":false}