{"uid":"cap_z_8CRXK91XZL68xLP3Ump","slug":"x402helper-xyz-derivatives-basis-rate-lookup-3e06fe17","name":"x402helper.xyz Derivatives Basis Rate Lookup","description":"X402 micropayments server — AI agents pay USDC for OFAC screening, rates, and billing verification.","url":"https://x402helper.xyz/89e509/derivs/basis?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","required":["symbol"],"properties":{"symbol":{"type":"string","default":null,"description":"Base asset ticker (BTC, ETH, SOL). A quote suffix such as BTC-USD or BTC-PERP is accepted and normalized server-side."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":{"type":"json","example":{"result":{},"success":true}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.009","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":"$0.009/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.009","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4R3Jkm5qlCxDcWxKDVLVP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.009","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns basis rate and market data for a crypto derivatives asset (BTC, ETH, SOL) via a pay-per-call x402 micropayment endpoint.","exampleAgentPrompt":"What is the current derivatives basis rate for BTC? I want the latest basis spread data for BTC-PERP.","exampleUseCases":[{"title":"Basis trading opportunity scanner","prompt":"What is the current basis rate for ETH perpetuals versus spot? I'm trying to identify basis trading opportunities."},{"title":"Crypto futures pricing check","prompt":"Can you look up the latest derivatives basis data for SOL so I can see where SOL-PERP is trading relative to spot?"},{"title":"BTC funding rate basis analysis","prompt":"Fetch the current basis rate for BTC — I want to understand the annualized spread on BTC-USD derivatives right now."}],"resultDescription":"A JSON object with a 'success' boolean and a 'result' object containing basis rate and derivatives market data for the requested asset symbol.","failureModes":["Missing required 'symbol' query parameter returns an error","Invalid or unsupported ticker symbol may return empty or error result","Payment not processed (402) if USDC micropayment is not attached","Network timeout or server error returns a non-200 response","OFAC-screened address may be rejected before data is returned"],"whenToPreferThis":"Use this endpoint when you need fast, pay-per-call derivatives basis rate data for major crypto assets (BTC, ETH, SOL) and want to avoid subscription overhead. Best suited for AI agents that need on-demand spot checks of perp basis spreads without committing to a data subscription.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-31T18:40:00.858Z","isFirstParty":false,"canonicalSlug":"x402helper-xyz-derivatives-basis-rate-lookup-3e06fe17"}