{"uid":"cap_DWCn1ehOTOXRW82n0GxkK","slug":"greeneris-data-kp-index-75006951","name":"greeneris-data-kp-index","description":"Latest 1-minute estimated planetary Kp index from NOAA SWPC, with a boolean storm flag (estimated_kp >= threshold, default 5 = G1 storm). Query: ?last=1..60 (trailing minutes returned in 'series'), ?threshold=0..9. Signals GPS/GNSS degradation, satellite drag, HF blackouts and grid stress. 60s cache.","url":"https://data.greeneris.io/v1/space/kp","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":{"last":{"type":"integer","default":1,"description":"Trailing 1-minute values to return (1-60)"},"threshold":{"type":"number","default":5,"description":"Kp level that sets storm=true (0-9)"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"storm":false,"series":[{"kp_index":2,"time_tag":"2026-07-13T08:59:00","estimated_kp":2}],"source":"NOAA Space Weather Prediction Center (services.swpc.noaa.gov), public domain","kp_index":2,"time_tag":"2026-07-13T08:59:00","threshold":5,"estimated_kp":2}},"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_RqRCUQHcHgcDVIWF_CGqE","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 real-time NOAA Kp geomagnetic storm index with configurable trailing window and storm threshold flag","exampleAgentPrompt":"What's the current NOAA Kp index? Give me the last 5 minutes of readings and flag it as a storm if Kp hits 6 or above.","exampleUseCases":null,"resultDescription":"Returns the current Kp index value, estimated Kp, timestamp, a storm boolean (true if Kp meets or exceeds threshold), and an optional time-series array of up to 60 trailing 1-minute values, sourced from NOAA SWPC.","failureModes":["HTTP 402 returned if payment not included — endpoint requires USDC payment via x402 protocol before data is served","Invalid 'last' parameter outside 1-60 range may return an error or clamped value","NOAA upstream outage may cause stale or unavailable data","Threshold value outside 0-9 range may cause validation error"],"whenToPreferThis":"Use this endpoint when you need real-time or near-real-time NOAA Kp geomagnetic index data with a simple storm flag, especially in agentic workflows that already support x402 micropayments. Prefer this over scraping NOAA directly when you want a clean JSON response with a configurable storm threshold and trailing time series, with pay-per-call pricing and no subscription required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T18:46:36.474Z","isFirstParty":false}