> ## Documentation Index > Fetch the complete documentation index at: https://docs.arrays.org/llms.txt > Use this file to discover all available pages before exploring further. # Get Options K-line (OHLCV) data > [OpenAPI JSON Spec](/docs/output/v1_options_kline_get.json) Retrieve options OHLCV + VWAP candlestick data for a specific contract. **Options ticker format (OCC):** `O:{UNDERLYING}{YYMMDD}{C/P}{STRIKE}` e.g. `O:SPY260620C00570000` **Data source:** Polygon.io flat files (historical, T+1) + REST API (today, on-demand backfill). VWAP computed from trades data (historical) or Polygon aggregates (today). **Interval routing:** - `1min`: Raw 1-minute bars - `2min`–`10min`: Aggregated from 1-minute data - `15min`: Raw 15-minute bars - `30min`–`4h`: Aggregated from 15-minute data - `1d`: Raw daily bars - `1w`, `1m`: Aggregated from daily data **Response fields:** - `options_ticker`: OCC-format options ticker - `underlying_symbol`: Underlying stock symbol - `time_open`: Period start (Unix timestamp seconds) - `time_close`: Period end (Unix timestamp seconds) - `price_open`, `price_high`, `price_low`, `price_close`: OHLC prices - `volume_traded`: Trading volume - `trades_count`: Number of trades - `vwap`: Volume-weighted average price ## OpenAPI ````yaml /api-reference/openapi.json get /v1/options/kline openapi: 3.0.0 info: contact: {} description: >- Welcome to Arrays! Arrays is a unified financial data layer for both financial institutions and retail users, delivering comprehensive market data across crypto and equity markets. Our datasets cover fundamentals, ETFs, options, crypto, and more. Visit [arrays.org](https://arrays.org) to request an API key and start your free trial. You can explore our full API offerings in the documentation below. For any questions regarding APIs or pricing, please contact support@arrays.org. title: Arrays API version: '1.0' servers: - url: https://data-tools.prd.arrays.org/api security: [] paths: /v1/options/kline: get: tags: - Options summary: Get Options K-line (OHLCV) data description: >- [OpenAPI JSON Spec](/docs/output/v1_options_kline_get.json) Retrieve options OHLCV + VWAP candlestick data for a specific contract. **Options ticker format (OCC):** `O:{UNDERLYING}{YYMMDD}{C/P}{STRIKE}` e.g. `O:SPY260620C00570000` **Data source:** Polygon.io flat files (historical, T+1) + REST API (today, on-demand backfill). VWAP computed from trades data (historical) or Polygon aggregates (today). **Interval routing:** - `1min`: Raw 1-minute bars - `2min`–`10min`: Aggregated from 1-minute data - `15min`: Raw 15-minute bars - `30min`–`4h`: Aggregated from 15-minute data - `1d`: Raw daily bars - `1w`, `1m`: Aggregated from daily data **Response fields:** - `options_ticker`: OCC-format options ticker - `underlying_symbol`: Underlying stock symbol - `time_open`: Period start (Unix timestamp seconds) - `time_close`: Period end (Unix timestamp seconds) - `price_open`, `price_high`, `price_low`, `price_close`: OHLC prices - `volume_traded`: Trading volume - `trades_count`: Number of trades - `vwap`: Volume-weighted average price parameters: - description: Underlying symbol (e.g. SPY, AAPL) in: query name: symbol required: true schema: type: string - description: OCC-format options ticker (e.g. O:SPY260620C00570000) in: query name: options_ticker required: true schema: type: string - description: Interval in: query name: interval required: true schema: type: string enum: - 1min - 2min - 3min - 5min - 10min - 15min - 30min - 45min - 1h - 2h - 4h - 1d - 1w - 1m - description: Start time (Unix seconds) in: query name: start_time required: true schema: type: integer - description: End time (Unix seconds) in: query name: end_time required: true schema: type: integer - description: Limit (default 500, max 10000) in: query name: limit schema: type: integer responses: '200': description: Options kline data content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: data: items: $ref: '#/components/schemas/model.OptionsKlineData' type: array type: object '400': description: Bad request content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: error: $ref: '#/components/schemas/model.APIError' type: object '500': description: Server error content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: error: $ref: '#/components/schemas/model.APIError' type: object '503': description: Service unavailable content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: error: $ref: '#/components/schemas/model.APIError' type: object security: - ApiKeyAuth: [] components: schemas: model.APIResponse: properties: data: {} error: $ref: '#/components/schemas/model.APIError' metadata: {} pagination: {} request_id: type: string success: type: boolean type: object model.OptionsKlineData: properties: options_ticker: type: string price_close: type: number price_high: type: number price_low: type: number price_open: type: number time_close: type: integer time_open: type: integer trades_count: type: integer underlying_symbol: type: string volume_traded: type: number vwap: type: number type: object model.APIError: properties: code: example: RESOURCE_NOT_FOUND type: string details: items: $ref: '#/components/schemas/model.APIErrorDetail' type: array docs_url: type: string examples: items: type: string type: array hint: type: string message: example: The requested resource was not found. type: string suggestions: items: type: string type: array type: object model.APIErrorDetail: properties: field: type: string got: type: string reason: type: string type: object securitySchemes: ApiKeyAuth: description: 'API Key authentication. Example: "your-api-key-here"' in: header name: X-API-Key type: apiKey ````