> ## 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 Taker Buy Sell Volume Data > **Feature Overview** [OpenAPI JSON Spec](/docs/output/v1_crypto_taker-buy-sell-volume_get.json) Get taker buy sell volume data for a specific trading pair symbol with optional time range filtering. **Main Use Cases** - **Market Sentiment Analysis**: Track the ratio of taker buy to sell volume over time - **Trading Strategy**: Use buy/sell volume ratio as a market sentiment indicator - **Risk Management**: Monitor extreme buying or selling pressure in the market - **Technical Analysis**: Combine with price action for comprehensive analysis **Query Parameters & Logic** **Required Parameters:** - `symbol`: Trading pair symbol (e.g., BTCUSDT) - `period`: Data period (currently only supports `1d`) **Optional Parameters:** - `start_time`: Start timestamp (Unix seconds) - if not provided, returns recent data - `end_time`: End timestamp (Unix seconds) - if not provided, returns up to current time - `limit`: Maximum number of results to return (1-500, default: 30) **Supported Periods:** - `1d`: 1-day intervals **Validation Rules:** - Symbol is required and must be a valid trading pair - If both start_time and end_time are provided, start_time must be before end_time - Period must be `1d` - Limit range: 1-500, default is 30 **Response Data Structure** - `data` ([]TakerBuySellVolumeData): Array of taker buy sell volume data points (latest first, reverse chronological order) - `count` (int32): Actual number of data points returned (0-1000) **TakerBuySellVolumeData fields:** - `buy_vol` (string): Taker buy volume in string format - `sell_vol` (string): Taker sell volume in string format - `buy_sell_ratio` (string): Buy/Sell ratio in string format (e.g., "1.5" means buy volume is 1.5x sell volume) - `timestamp` (string): Unix timestamp in seconds as string (e.g., "1763978100") **Data Interpretation:** - buySellRatio > 1.0: More buying pressure (bullish sentiment) - buySellRatio = 1.0: Equal buy and sell volume (neutral) - buySellRatio < 1.0: More selling pressure (bearish sentiment) **Usage Examples** 1. **Get latest 5 data points**: `?symbol=BTCUSDT&period=1d&limit=5` 2. **Get latest 100 data points**: `?symbol=BTCUSDT&period=1d&limit=100` 3. **Get data for specific time range**: `?symbol=BTCUSDT&start_time=1733270400&end_time=1733356800&period=1d&limit=200` 4. **Get maximum data points**: `?symbol=ETHUSDT&period=1d&limit=500` **Important Notes** - If start_time and end_time are not provided, returns the most recent data - Results are ordered by timestamp in descending order (latest first) - Higher buy/sell ratio indicates more bullish sentiment - Data is provided in 1-day intervals ## OpenAPI ````yaml /api-reference/openapi.json get /v1/crypto/taker-buy-sell-volume 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/crypto/taker-buy-sell-volume: get: tags: - Crypto summary: Get Taker Buy Sell Volume Data description: >- **Feature Overview** [OpenAPI JSON Spec](/docs/output/v1_crypto_taker-buy-sell-volume_get.json) Get taker buy sell volume data for a specific trading pair symbol with optional time range filtering. **Main Use Cases** - **Market Sentiment Analysis**: Track the ratio of taker buy to sell volume over time - **Trading Strategy**: Use buy/sell volume ratio as a market sentiment indicator - **Risk Management**: Monitor extreme buying or selling pressure in the market - **Technical Analysis**: Combine with price action for comprehensive analysis **Query Parameters & Logic** **Required Parameters:** - `symbol`: Trading pair symbol (e.g., BTCUSDT) - `period`: Data period (currently only supports `1d`) **Optional Parameters:** - `start_time`: Start timestamp (Unix seconds) - if not provided, returns recent data - `end_time`: End timestamp (Unix seconds) - if not provided, returns up to current time - `limit`: Maximum number of results to return (1-500, default: 30) **Supported Periods:** - `1d`: 1-day intervals **Validation Rules:** - Symbol is required and must be a valid trading pair - If both start_time and end_time are provided, start_time must be before end_time - Period must be `1d` - Limit range: 1-500, default is 30 **Response Data Structure** - `data` ([]TakerBuySellVolumeData): Array of taker buy sell volume data points (latest first, reverse chronological order) - `count` (int32): Actual number of data points returned (0-1000) **TakerBuySellVolumeData fields:** - `buy_vol` (string): Taker buy volume in string format - `sell_vol` (string): Taker sell volume in string format - `buy_sell_ratio` (string): Buy/Sell ratio in string format (e.g., "1.5" means buy volume is 1.5x sell volume) - `timestamp` (string): Unix timestamp in seconds as string (e.g., "1763978100") **Data Interpretation:** - buySellRatio > 1.0: More buying pressure (bullish sentiment) - buySellRatio = 1.0: Equal buy and sell volume (neutral) - buySellRatio < 1.0: More selling pressure (bearish sentiment) **Usage Examples** 1. **Get latest 5 data points**: `?symbol=BTCUSDT&period=1d&limit=5` 2. **Get latest 100 data points**: `?symbol=BTCUSDT&period=1d&limit=100` 3. **Get data for specific time range**: `?symbol=BTCUSDT&start_time=1733270400&end_time=1733356800&period=1d&limit=200` 4. **Get maximum data points**: `?symbol=ETHUSDT&period=1d&limit=500` **Important Notes** - If start_time and end_time are not provided, returns the most recent data - Results are ordered by timestamp in descending order (latest first) - Higher buy/sell ratio indicates more bullish sentiment - Data is provided in 1-day intervals parameters: - description: Crypto token symbol (e.g., BTC, ETH, SOL) in: query name: symbol required: true schema: type: string - description: Start timestamp (Unix seconds) in: query name: start_time required: true schema: type: integer format: int64 - description: End timestamp (Unix seconds) in: query name: end_time required: true schema: type: integer format: int64 - description: 'Maximum number of results (1-1000, default: 30)' in: query name: limit schema: type: integer format: int32 default: 30 - description: 'Time interval (only 1d supported, default: 1d)' in: query name: interval schema: type: string enum: - 1d default: 1d - description: 'Exchange name (only binance supported, default: binance)' in: query name: exchange schema: type: string enum: - binance default: binance responses: '200': description: Successfully returns taker buy sell volume data content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: data: items: $ref: '#/components/schemas/model.TakerBuySellVolumeData' type: array type: object '400': description: Parameter validation error content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: error: $ref: '#/components/schemas/model.APIError' type: object '404': description: Trading pair not found content: application/json: schema: allOf: - $ref: '#/components/schemas/model.APIResponse' - properties: error: $ref: '#/components/schemas/model.APIError' type: object '500': description: Internal server error - gRPC service failure 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.TakerBuySellVolumeData: properties: buy_sell_ratio: description: 买卖比率 type: number buy_vol: description: 买入成交量 type: number sell_vol: description: 卖出成交量 type: number timestamp: description: Unix时间戳（秒） type: integer 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 ````