> ## Documentation Index > Fetch the complete documentation index at: https://docs.hyperdash.com/llms.txt > Use this file to discover all available pages before exploring further. # Mark, oracle, premium and predicted funding bars > Per bar: mark and oracle OHLC, closing mid, premium, predicted funding and impact prices. Main-dex perps (HIP-3 from 2026-10-18). `limit` bars per page. Pricing: base + per bar. Scope: `markets:read`. ## OpenAPI ````yaml /data-api/openapi.json get /v1/markets/{coin}/context-history openapi: 3.1.0 info: title: Hyperdash Data API version: v1 description: >- Hyperliquid data from Hyperdash's own nodes. Every response reports the credits it cost. servers: - url: https://data.hyperdash.com security: [] tags: - name: Accounts - name: Async jobs - name: Builders - name: Cohorts - name: HIP-3 DEXs - name: Leaderboards - name: Lending - name: Liquidations - name: Markets - name: Network - name: Outcomes - name: Positions - name: Snapshots - name: Spot - name: Staking - name: Traders paths: /v1/markets/{coin}/context-history: get: tags: - Markets summary: Mark, oracle, premium and predicted funding bars description: >- Per bar: mark and oracle OHLC, closing mid, premium, predicted funding and impact prices. Main-dex perps (HIP-3 from 2026-10-18). `limit` bars per page. Pricing: base + per bar. Scope: `markets:read`. operationId: getMarketContextHistory parameters: - name: coin in: path required: true description: Market, e.g. BTC, xyz:TSLA. schema: type: string pattern: ^[A-Za-z0-9:_\-/@.]{1,40}$ - name: interval in: query required: false description: Bar size. schema: type: string default: 1h enum: - 1m - 5m - 15m - 30m - 1h - 4h - 1d - name: limit in: query required: false description: Bars per page. schema: type: integer minimum: 1 maximum: 5000 default: 500 - name: start_time in: query required: false description: 'Start, epoch ms (inclusive). Default: end_time − 7 days.' schema: type: integer - name: end_time in: query required: false description: 'End, epoch ms. Default: now.' schema: type: integer - name: cursor in: query required: false description: Opaque cursor from next_cursor (replaces the range). schema: type: string - name: X-Max-Credits in: header required: false description: Refuse (free) if the request could cost more. schema: type: integer - name: X-Credit-Price-Version in: header required: false description: Expected price version; 409 price_changed if it differs. schema: type: integer responses: '200': description: OK headers: X-Credits-Charged: schema: type: integer X-Credit-Price-Version: schema: type: integer X-Request-Id: schema: type: string content: application/json: schema: type: object required: - data - has_more - next_cursor - meta properties: data: type: array items: type: object properties: t: type: integer description: Bar start, epoch ms mark_open: type: - string - 'null' description: >- Mark open (decimal string; may carry extra trailing zeros) mark_high: type: - string - 'null' description: >- Mark high (decimal string; may carry extra trailing zeros) mark_low: type: - string - 'null' description: >- Mark low (decimal string; may carry extra trailing zeros) mark_close: type: - string - 'null' description: >- Mark close (decimal string; may carry extra trailing zeros) oracle_open: type: - string - 'null' description: >- Oracle open (decimal string; may carry extra trailing zeros) oracle_high: type: - string - 'null' description: >- Oracle high (decimal string; may carry extra trailing zeros) oracle_low: type: - string - 'null' description: >- Oracle low (decimal string; may carry extra trailing zeros) oracle_close: type: - string - 'null' description: >- Oracle close (decimal string; may carry extra trailing zeros) mid_close: type: - string - 'null' description: >- Book mid at close (decimal string; may carry extra trailing zeros) premium: type: - string - 'null' description: >- Premium at close (decimal string; may carry extra trailing zeros) predicted_funding: type: - string - 'null' description: >- Predicted hourly funding at close (decimal string; may carry extra trailing zeros) impact_bid: type: - string - 'null' description: >- Impact bid at close (decimal string; may carry extra trailing zeros) impact_ask: type: - string - 'null' description: >- Impact ask at close (decimal string; may carry extra trailing zeros) minutes: type: integer description: Minutes with a sample has_more: type: boolean next_cursor: type: - string - 'null' meta: type: object '400': description: Invalid parameter content: application/problem+json: schema: $ref: '#/components/schemas/Problem' '401': description: Invalid, expired or revoked key content: application/problem+json: schema: $ref: '#/components/schemas/Problem' '403': description: Scope, plan, history or credit limit content: application/problem+json: schema: $ref: '#/components/schemas/Problem' '409': description: Price version changed content: application/problem+json: schema: $ref: '#/components/schemas/Problem' '429': description: Rate limited (Retry-After) content: application/problem+json: schema: $ref: '#/components/schemas/Problem' '503': description: Backend at capacity (Retry-After) content: application/problem+json: schema: $ref: '#/components/schemas/Problem' security: - bearer: [] x-codeSamples: - lang: curl source: >- curl -H 'Authorization: Bearer $HD_KEY' 'https://data.hyperdash.com/v1/markets/BTC/context-history?interval=1d&start_time=1700000000000' components: schemas: Problem: type: object required: - type - title - status - code - request_id properties: type: type: string title: type: string status: type: integer code: type: string detail: type: string hint: type: string request_id: type: string securitySchemes: bearer: type: http scheme: bearer description: hdk_sk_live_v1_… or hdk_sk_test_v1_… ```` This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.