{"uid":"cap_lSBrEydbmiwDNhpqS4323","slug":"47620-solana-slot-block-height-api-252505ae","name":"47620 Solana Slot & Block Height API","description":"Current slot number plus block height. Cheapest liveness probe for the network.","url":"https://47620.xyz/x/slot?utm_source=zero.xyz","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":{"fields":{"type":"string","description":"Optional comma-separated top-level response keys to keep (e.g. \"health,slot,solUsd\"). Omit for the full payload."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type","example"],"properties":{"type":{"type":"string","const":"json"},"example":{"type":"object","required":["ok","endpoint"],"properties":{"ok":{"type":"boolean"},"endpoint":{"type":"string"}},"additionalProperties":true}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IXA-V8AwahaXVUBhIhGfs","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the current Solana slot number and block height as a cheap liveness probe for the network.","exampleAgentPrompt":"What's the current Solana slot number and block height right now — just do a quick liveness check on the network?","exampleUseCases":[{"title":"Solana network health heartbeat","prompt":"Check if the Solana network is live and tell me the current slot number and block height."},{"title":"Pre-transaction chain tip check","prompt":"Before I send this Solana transaction, quickly verify the network is responsive and give me the latest slot."},{"title":"Automated uptime monitoring alert","prompt":"Poll the Solana network every minute and alert me if the slot number stops advancing — I want to catch any outages fast."}],"resultDescription":"A JSON object containing a boolean 'ok' status, the current Solana slot number, and the current block height. Optionally filtered to specific top-level fields via the 'fields' query parameter.","failureModes":["Network or RPC node unavailability returns a non-ok response or HTTP error","Invalid 'fields' parameter values may return empty or partial payload","Stale slot data if underlying RPC node is lagging"],"whenToPreferThis":"Choose this endpoint when you need the cheapest possible liveness probe for the Solana network — it costs only $0.005 per call and returns slot and block height in a single lightweight request. Prefer it over fuller Solana data endpoints when you only need to confirm the chain is advancing or get the current tip cheaply.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T00:45:53.771Z","isFirstParty":false,"canonicalSlug":"47620-solana-slot-block-height-api-ded6b2a6"}