> For the complete documentation index, see [llms.txt](https://docs.afx.xyz/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.afx.xyz/api-reference/info/kline.md).

# Kline

## Query Latest Klines

> Get latest N kline candles, sorted by timestamp descending.

```json
{"openapi":"3.0.3","info":{"title":"AFX DEX Info API","version":"1.0.0"},"servers":[{"url":"https://api.afx.xyz","description":"Mainnet"},{"url":"https://api-testnet.afx.xyz","description":"Testnet"}],"paths":{"/info/kline/last":{"get":{"operationId":"getKlineLast","summary":"Query Latest Klines","tags":["Kline"],"description":"Get latest N kline candles, sorted by timestamp descending.","parameters":[{"name":"symbol_name","in":"query","required":true,"schema":{"type":"string"},"description":"Symbol name (e.g. `BTCUSDC`)"},{"name":"interval","in":"query","required":true,"schema":{"type":"integer","format":"int64"},"description":"Interval in seconds (60, 300, 900, 3600, 86400, ...)"},{"name":"limit","in":"query","schema":{"type":"integer","default":100},"description":"Number of candles to return"}],"responses":{"200":{"description":"Kline data array","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"integer"},"data":{"type":"array","items":{"$ref":"#/components/schemas/Kline"}}}}}}}}}}},"components":{"schemas":{"Kline":{"type":"object","properties":{"symbolName":{"type":"string"},"timestamp":{"type":"integer","format":"int64","description":"K-line start time (seconds)"},"intrvl":{"type":"integer","format":"int64","description":"Interval (seconds)"},"open":{"type":"string"},"high":{"type":"string"},"low":{"type":"string"},"close":{"type":"string"},"volume":{"type":"string"},"turnover":{"type":"string"},"tradeCount":{"type":"integer","format":"int64"}}}}}}
```

## Query Klines Before Timestamp

> Get N klines before a given timestamp. Defaults to current time.

```json
{"openapi":"3.0.3","info":{"title":"AFX DEX Info API","version":"1.0.0"},"servers":[{"url":"https://api.afx.xyz","description":"Mainnet"},{"url":"https://api-testnet.afx.xyz","description":"Testnet"}],"paths":{"/info/kline/before":{"get":{"operationId":"getKlineBefore","summary":"Query Klines Before Timestamp","tags":["Kline"],"description":"Get N klines before a given timestamp. Defaults to current time.","parameters":[{"name":"symbol_name","in":"query","required":true,"schema":{"type":"string"}},{"name":"interval","in":"query","required":true,"schema":{"type":"integer","format":"int64"}},{"name":"timestamp","in":"query","schema":{"type":"integer","format":"int64"},"description":"Upper bound timestamp (ms). Defaults to now."},{"name":"limit","in":"query","schema":{"type":"integer","default":100}}],"responses":{"200":{"description":"Kline data array","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"integer"},"data":{"type":"array","items":{"$ref":"#/components/schemas/Kline"}}}}}}}}}}},"components":{"schemas":{"Kline":{"type":"object","properties":{"symbolName":{"type":"string"},"timestamp":{"type":"integer","format":"int64","description":"K-line start time (seconds)"},"intrvl":{"type":"integer","format":"int64","description":"Interval (seconds)"},"open":{"type":"string"},"high":{"type":"string"},"low":{"type":"string"},"close":{"type":"string"},"volume":{"type":"string"},"turnover":{"type":"string"},"tradeCount":{"type":"integer","format":"int64"}}}}}}
```

## Query Klines in Time Range

> Get all klines in a time range, sorted ascending.

```json
{"openapi":"3.0.3","info":{"title":"AFX DEX Info API","version":"1.0.0"},"servers":[{"url":"https://api.afx.xyz","description":"Mainnet"},{"url":"https://api-testnet.afx.xyz","description":"Testnet"}],"paths":{"/info/kline/list":{"get":{"operationId":"getKlineList","summary":"Query Klines in Time Range","tags":["Kline"],"description":"Get all klines in a time range, sorted ascending.","parameters":[{"name":"symbol_name","in":"query","required":true,"schema":{"type":"string"}},{"name":"interval","in":"query","required":true,"schema":{"type":"integer","format":"int64"}},{"name":"startTime","in":"query","required":true,"schema":{"type":"integer","format":"int64"}},{"name":"endTime","in":"query","required":true,"schema":{"type":"integer","format":"int64"}}],"responses":{"200":{"description":"Kline data array","content":{"application/json":{"schema":{"type":"object","properties":{"code":{"type":"integer"},"data":{"type":"array","items":{"$ref":"#/components/schemas/Kline"}}}}}}}}}}},"components":{"schemas":{"Kline":{"type":"object","properties":{"symbolName":{"type":"string"},"timestamp":{"type":"integer","format":"int64","description":"K-line start time (seconds)"},"intrvl":{"type":"integer","format":"int64","description":"Interval (seconds)"},"open":{"type":"string"},"high":{"type":"string"},"low":{"type":"string"},"close":{"type":"string"},"volume":{"type":"string"},"turnover":{"type":"string"},"tradeCount":{"type":"integer","format":"int64"}}}}}}
```


---

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Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
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