{"uid":"cap_q6wdIw8dCunXzITFjE_U2","slug":"gloom-futures-curve-data-api-92b4c88b","name":"Gloom Futures Curve Data API","description":"Gloom is a free, open-source finance terminal for desktop and TUI with charts, news, filings, portfolios, alerts, and plugins.","url":"https://api.gloom.sh/v1/futures/curves/%7Broot%7D?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"json","example":{"data":[{"asOf":"2026-10-07","label":"VIX 2026-10","price":17.3343,"change":0.2525,"symbol":"VX/V6","volume":95088,"currency":"USD","quoteUnit":"volatility points","expiration":"2026-10-21","openInterest":148367}]}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"1.5","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":"$1.5/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.5","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1.5","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_qwi4sWSZSdUIEsh6Ldf2z","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1.5","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the full futures curve (all contract expirations) for a given futures root symbol, including prices, volume, open interest, and expiration dates.","exampleAgentPrompt":"Pull the full futures curve for VIX right now — I want to see all the contract expirations, their prices, volume, and open interest so I can analyze the term structure.","exampleUseCases":[{"title":"VIX term structure analysis","prompt":"Show me the entire VIX futures curve today — all expirations with their prices, volume, and open interest so I can see whether the market is in contango or backwardation."},{"title":"Crude oil forward curve monitoring","prompt":"Get me the full futures curve for crude oil (CL) — I need every contract month listed with current prices and open interest to spot where the market is most liquid."},{"title":"Automated volatility spread tracking","prompt":"Fetch the latest futures curve for VX and tell me the price spread between the front-month and the second-month contract so I can track the roll cost."}],"resultDescription":"Returns a JSON array of futures contract objects, each containing: the as-of date, a human-readable label (e.g. 'VIX 2026-10'), the contract price, price change, ticker symbol, daily volume, currency, quote unit (e.g. volatility points), expiration date, and open interest. The array covers all available expirations for the requested root, forming the complete futures term structure curve.","failureModes":["Invalid or unrecognized root symbol returns an empty data array or 404","Root symbol not supported on this platform returns an error","Market closed or data unavailable for a session may return stale or missing data","Payment not fulfilled (402 Payment Required) if x402 payment header is missing or insufficient","Rate limiting or quota exceeded returns 429"],"whenToPreferThis":"Use this endpoint when you need the full term structure (all contract expirations) for a futures root symbol in a single call — especially for volatility products like VIX (VX) or other CME/CBOE-listed futures. Prefer this over single-contract endpoints when analyzing contango/backwardation, roll cost, or curve shape. It is well-suited for open-source finance terminal users and AI agents that need structured, machine-readable futures market data with open interest and volume across all maturities.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-11-01T06:57:43.893Z","isFirstParty":false,"canonicalSlug":"gloom-futures-curve-data-api-92b4c88b"}