> ## Documentation Index > Fetch the complete documentation index at: https://alltick.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # GET Order Book (Latest Depth / Order Book) Query > This documentation describes AllTick’s GET latest order book quotation API for stocks, which provides real-time bid-ask quotes and multi-level order book depth for US, Hong Kong, and China A-share markets, including full request URL, parameters, response fields, and frequency limits, enabling quant trading systems, market making engines, and terminals to integrate live order book data. ## GET /depth-tick ## Interface Description The following is the maximum order book depth for each product type: 1. For inactive products, the available depth may be smaller than the maximum listed below. This is normal. 2. One side of the order book may be empty. For example, when a stock reaches its limit up or limit down price, one side of the order book may be empty. | Item | Forex, Precious Metals, Crude Oil | Cryptocurrencies | Hong Kong Stocks | US Stocks | A Shares | | ----------------- | --------------------------------- | ---------------- | ---------------- | ------------- | -------------- | | Depth Description | Up to 1 level | Up to 5 levels | Up to 10 levels | Up to 1 level | Up to 5 levels | ## Request Frequency | Plan | Individual Request | Multiple HTTP Interfaces Requested Together | | -------------------- | ---------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ | | Free | One request every 10 seconds | 1. Only one interface request every 10 seconds.
**2. When requesting multiple interfaces, note that /batch-kline requires a 10-second interval.**
3. All interfaces combined: maximum 10 requests per minute (one every 6 seconds).
4. Maximum 1,000 requests per day; usage resumes after midnight the next day if exceeded. | | Basic | One request per second | 1. Only one interface request in the same second.
**2. When requesting multiple interfaces, note that /batch-kline requires a 3-second interval.**
3. All interfaces combined: maximum 60 requests per minute (one per second).
4. Maximum 86,400 requests per day; usage resumes after midnight the next day if exceeded. | | Premium | Up to 10 requests per second | 1. All interfaces combined: up to 10 requests per second.
**2. When requesting multiple interfaces, note that /batch-kline requires a 2-second interval.**
3. All interfaces combined: maximum 600 requests per minute (10 per second).
4. Maximum 864,000 requests per day; usage resumes after midnight the next day if exceeded. | | Professional | Up to 20 requests per second | 1. All interfaces combined: up to 20 requests per second.
**2. When requesting multiple interfaces, note that /batch-kline requires a 1-second interval.**
3. All interfaces combined: maximum 1,200 requests per minute (20 per second).
4. Maximum 1,728,000 requests per day; usage resumes after midnight the next day if exceeded. | | All Hong Kong Stocks | Up to 20 requests per second | 1. All interfaces combined: up to 20 requests per second.
**2. When requesting multiple interfaces, note that /batch-kline requires a 1-second interval.**
3. All interfaces combined: maximum 1,200 requests per minute (20 per second).
4. Maximum 1,728,000 requests per day; usage resumes after midnight the next day if exceeded. | | All A Shares | Up to 20 requests per second | 1. All interfaces combined: up to 20 requests per second.
**2. When requesting multiple interfaces, note that /batch-kline requires a 1-second interval.**
3. All interfaces combined: maximum 1,200 requests per minute (20 per second).
4. Maximum 1,728,000 requests per day; usage resumes after midnight the next day if exceeded. | | All US Stocks | Up to 20 requests per second | 1. All interfaces combined: up to 20 requests per second.
**2. When requesting multiple interfaces, note that /batch-kline requires a 1-second interval.**
3. All interfaces combined: maximum 1,200 requests per minute (20 per second).
4. Maximum 1,728,000 requests per day; usage resumes after midnight the next day if exceeded. | ## Interface Limitations 1. Be sure to read: [HTTP Interface Restrictions](/en/getting-started/http-interface-restrictions) 2. Be sure to read: [Error Code Description](/en/getting-started/error-code-description) ## API Endpoints **1. US Stocks, Hong Kong Stocks, A Shares, and Major Index Data:** * Base Path: `/quote-stock-b-api/depth-tick` * Full URL: [https://quote.alltick.co/quote-stock-b-api/depth-tick](https://quote.alltick.co/quote-stock-b-api/depth-tick) **2. Forex, Precious Metals, Cryptocurrencies, Crude Oil, CFD Indices, and Commodities:** * Base Path: `/quote-b-api/depth-tick` * Full URL: [https://quote.alltick.co/quote-b-api/depth-tick](https://quote.alltick.co/quote-b-api/depth-tick) ## Request Examples **1. US Stocks, Hong Kong Stocks, A Shares, and Major Index Data:** When sending a query request, include the method name and token information. Example: [https://quote.alltick.co/quote-stock-b-api/depth-tick?token=your\_token\&query=queryData](https://quote.alltick.co/quote-stock-b-api/depth-tick?token=your_token\&query=queryData) **2. Forex, Precious Metals, Cryptocurrencies, Crude Oil, CFD Indices, and Commodities:** When sending a query request, include the method name and token information. Example: [https://quote.alltick.co/quote-b-api/depth-tick?token=your\_token\&query=queryData](https://quote.alltick.co/quote-b-api/depth-tick?token=your_token\&query=queryData) ## Request Parameters | Name | Position | Type | Required | Description | | ----- | -------- | ------ | -------- | -------------------------------------------- | | token | query | string | No | | | query | query | string | No | See the query request parameter description. | ## Query Request Parameters URL-encode the following JSON and assign it to the `query` query string in the URL. ```json theme={null} { "trace": "edd5df80-df7f-4acf-8f67-68fd2f096426", "data": { "symbol_list": [ { "code": "857.HK" }, { "code": "UNH.US" } ] } } ``` | Name | Type | Required | Description | | -------------- | --------- | -------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | trace | string | Yes | | | data | object | Yes | | | » symbol\_list | \[object] | Yes | | | »» code | string | No | Code. Select the code you want to query from the code list.
**Note: The code value is case-sensitive and must match the code in the product list.** | ## Response Example ```json theme={null} { "ret": 200, "msg": "ok", "trace": "edd5df80-df7f-4acf-8f67-68fd2f096426", "data": { "tick_list": [ { "code": "857.HK", "seq": "30686349", "tick_time": "1677830357227", "bids": [ { "price": "136.424", "volume": "100000.00" } ], "asks": [ { "price": "136.427", "volume": "400000.00" } ] } ] } } ``` ## Response Result | Status Code | Status Meaning | Description | Data Model | | ----------- | -------------- | ----------- | ---------- | | 200 | OK | OK | Inline | | Name | Type | Required | Description | | -------------- | --------- | -------- | ------------------------------------------------------------------------------------------------------------------------------------------------ | | » ret | integer | true | Return code | | » msg | string | true | Message corresponding to the return code | | » trace | string | true | Request trace | | » data | object | true | | | »» tick\_list | \[object] | true | | | »»» code | string | false | Code | | »»» seq | string | false | Quote sequence number | | »»» tick\_time | string | false | Quote timestamp | | »»» bids | \[object] | false | Bid list | | »»»» price | string | false | Price | | »»»» volume | string | false | Volume | | »»» asks | \[object] | false | Ask list | | »»»» price | string | false | Price | | »»»» volume | string | false | Volume.
1. Some CFD indices do not provide volume.
2. Forex, precious metals, energy, stocks, and cryptocurrencies all provide volume. | #### AllTick Website Official website: [https://alltick.co/](https://alltick.co/) ## Interface Debug Use the debuggable module to fill in parameters and send requests.