> ## Documentation Index > Fetch the complete documentation index at: https://docs.hyperprop.com/llms.txt > Use this file to discover all available pages before exploring further. # Discover ready continuous futures for the caller's licensed > markets. Aliases are history-only. Subscribe to underlyingSymbol for live prices and compare revision with history's seriesRevision to reject races. supportedAdjustments lists accepted history modes; defaultAdjustment is the recommended chart mode. The adjustment field remains none for compatibility; request adjustment=backward-difference explicitly to use the new default. pendingRoll is optional awareness only: it never changes the active underlying, stream, or history revision. Refresh discovery to confirm an applied rollover. ## OpenAPI ````yaml /api-reference/md-openapi.json get /md/continuous openapi: 3.0.3 info: contact: name: Hyperprop url: https://hyperprop.com description: >- # Hyperprop Market Data API Real-time futures market data streaming. ## Overview - **REST endpoints** for current ticker prices, OHLC, order books - **WebSocket** for real-time streaming with channel subscriptions - **JWT authentication** + CME entitlements ## Price Format Prices are **raw fixed-point integer values** (i64): ```text displayPrice = rawPrice / 1_000_000_000 // 6010250000000 → $6010.25 ``` ## Authentication All WebSocket connections require a JWT token: ```http wss://api.hyperprop.com/md/ws/stream?token=YOUR_JWT_TOKEN ``` ## CME Entitlements Access requires an accepted CME market data agreement and an active entitlement for the requested product. | Exchange | Symbols | |----------|---------| | CME | ES, NQ, RTY | | CBOT | ZC, ZS, ZW, ZB, ZN | | NYMEX | CL, NG, RB | | COMEX | GC, SI, HG | ## WebSocket Usage Connect to `/md/ws/stream` and subscribe to channels: ```javascript const ws = new WebSocket('wss://api.hyperprop.com/md/ws/stream?token=JWT_TOKEN'); ws.onopen = () => { // Subscribe to ticker channel ws.send(JSON.stringify({ action: 'subscribe', channel: 'ticker', symbols: ['ES', 'NQ'] })); }; ws.onmessage = (e) => { const msg = JSON.parse(e.data); if (msg.type === 'Price') { console.log(`${msg.data.symbol}: $${(msg.data.price / 1e9).toFixed(2)}`); } }; ``` license: name: Proprietary title: Hyperprop Market Data API version: 0.1.0 servers: - url: https://api.hyperprop.com description: Production security: [] tags: - description: Health checks and server information name: System - description: Current ticker prices name: Tickers - description: OHLC candlestick data name: OHLC - description: Best bid/ask prices (top of book) name: Order Book - description: Historical market data (OHLC bars) name: Historical - description: Real-time streaming via WebSocket name: WebSocket paths: /md/continuous: get: tags: - Historical summary: Discover ready continuous futures for the caller's licensed description: >- markets. Aliases are history-only. Subscribe to underlyingSymbol for live prices and compare revision with history's seriesRevision to reject races. supportedAdjustments lists accepted history modes; defaultAdjustment is the recommended chart mode. The adjustment field remains none for compatibility; request adjustment=backward-difference explicitly to use the new default. pendingRoll is optional awareness only: it never changes the active underlying, stream, or history revision. Refresh discovery to confirm an applied rollover. operationId: getContinuousContracts responses: '200': content: application/json: schema: $ref: '#/components/schemas/ContinuousResponse' description: Ready continuous contracts (an empty list means none are ready) '401': content: application/json: schema: $ref: '#/components/schemas/HistoricalErrorResponse' description: Missing or invalid token '403': content: application/json: schema: $ref: '#/components/schemas/HistoricalErrorResponse' description: CME access required '503': content: application/json: schema: $ref: '#/components/schemas/HistoricalErrorResponse' description: Continuous metadata unavailable security: - bearer_auth: [] components: schemas: ContinuousResponse: properties: data: $ref: '#/components/schemas/ContinuousData' success: type: boolean required: - success - data type: object HistoricalErrorResponse: description: Error response properties: code: type: string error: type: string success: type: boolean required: - success - error - code type: object ContinuousData: properties: contracts: items: $ref: '#/components/schemas/ContinuousContract' type: array required: - contracts type: object ContinuousContract: properties: adjustment: type: string defaultAdjustment: type: string historyStart: description: >- Earliest verified history, Unix seconds. Fine intervals may have shorter retention. format: int64 minimum: 0 type: integer pendingRoll: allOf: - $ref: '#/components/schemas/PendingRoll' nullable: true revision: description: >- Opaque series revision; changes on rolls and historical ledger corrections. type: string rollPolicy: type: string root: type: string supportedAdjustments: description: |- Supported history modes. Omitted history parameters retain none for existing clients; new chart clients should select defaultAdjustment. items: type: string type: array symbol: type: string underlyingSince: description: >- Start of the current underlying segment in Unix seconds, collapsing consecutive same-contract observations. Native live candles beginning here or later can be remapped after checking the underlying and revision. format: int64 minimum: 0 type: integer underlyingSymbol: description: Current dated contract to subscribe to on the raw WebSocket feed. type: string required: - symbol - root - underlyingSymbol - underlyingSince - rollPolicy - adjustment - supportedAdjustments - defaultAdjustment - historyStart - revision type: object PendingRoll: properties: applyAfter: description: >- Planned application during the CME closure, Unix seconds. Timing alone does not confirm that a rollover has happened. format: int64 minimum: 0 type: integer reason: description: >- Selection reason, such as equity-calendar, session-volume, or intraday-volume. type: string reopensAt: description: >- Next CME session open, Unix seconds; an unapplied plan expires by this time. format: int64 minimum: 0 type: integer underlyingSymbol: description: >- Proposed dated target; this is not the active or tradable alias underlying. type: string required: - underlyingSymbol - reason - applyAfter - reopensAt type: object ```` ## Related topics - [Continuous futures](/guides/continuous-futures.md) - [GET /depth/history — rolling order-book depth history.](/market-data-api/historical/get-depthhistory-—-rolling-order-book-depth-history.md) - [GET /historical - Fetch historical OHLC bars](/market-data-api/historical/get-historical--fetch-historical-ohlc-bars.md) - [Changelog](/changelog.md) - [Consistency status for one of the caller's accounts](/trade-api/accounts/consistency-status-for-one-of-the-callers-accounts.md)