Chart Generation API

Generate professional K-line chart images with technical indicators overlay.

Endpoint

Method	Endpoint
POST	/v2/tradingview/advanced-chart/storage

Request Parameters

Parameter	Type	Required	Default	Description
symbol	string	✅	-	Stock code (e.g., SZSE:000001, 000001.SZ)
interval	string	-	1d	Time interval: 1m, 5m, 15m, 1h, 4h, 1d, 1w
studies	array	-	[]	Technical indicators list
width	int	-	800	Image width (px)
height	int	-	600	Image height (px)
format	string	-	png	Format: png / jpeg
theme	string	-	light	Theme: light / dark
from_date	string	-	-	Start date (YYYY-MM-DD)
to_date	string	-	-	End date (YYYY-MM-DD)

Try It

POST/v2/tradingview/advanced-chart/storage

API Key

Request Body{ "symbol": "SZSE:000001", "interval": "1d", "width": 1200, "height": 800, "theme": "dark", "studies": [ { "name": "Bollinger Bands" } ], "from_date": "2024-01-01", "to_date": "2024-01-31" }

Try It

Supported Technical Indicators (studies)

[
  {"name": "Bollinger Bands"},
  {"name": "Relative Strength Index"},
  {"name": "Volume"},
  {"name": "MACD"}
]

Code Examples

Python

import requests

API_KEY = "your_api_key"

response = requests.post(
    "https://tickerlab.org/v2/tradingview/advanced-chart/storage",
    headers={"X-API-Key": API_KEY},
    json={
        "symbol": "SZSE:000001",
        "interval": "1d",
        "width": 1200,
        "height": 800,
        "theme": "dark",
        "studies": [
            {"name": "Bollinger Bands"},
            {"name": "Volume"}
        ]
    }
)

result = response.json()
print(f"Chart URL: {result['url']}")
print(f"Expires at: {result['expireAt']}")

# Download image
import urllib.request
urllib.request.urlretrieve(result['url'], 'chart.png')

JavaScript

const response = await fetch(
  'https://tickerlab.org/v2/tradingview/advanced-chart/storage',
  {
    method: 'POST',
    headers: {
      'X-API-Key': 'your_api_key',
      'Content-Type': 'application/json'
    },
    body: JSON.stringify({
      symbol: 'SZSE:000001',
      interval: '1d',
      width: 1200,
      height: 800,
      theme: 'dark',
      studies: [{ name: 'Bollinger Bands' }]
    })
  }
);

const result = await response.json();
console.log('Chart URL:', result.url);

cURL

curl -X POST "https://tickerlab.org/v2/tradingview/advanced-chart/storage" \
  -H "X-API-Key: your_api_key" \
  -H "Content-Type: application/json" \
  -d '{
    "symbol": "SZSE:000001",
    "interval": "1d",
    "width": 1200,
    "height": 800,
    "theme": "dark",
    "studies": [{"name": "Bollinger Bands"}]
  }'

Response Example

{
  "url": "https://tickerlab.org/static/charts/abc123.png",
  "size": 45678,
  "etag": "abc123def456",
  "createdAt": "2024-01-15T10:30:00Z",
  "expireAt": "2024-01-15T11:30:00Z"
}

Notes

1. Generated images expire after 1 hour
2. Recommended image size not exceeding 2000x2000
3. Supported stock code formats: 000001.SZ, SZSE:000001, 600000.SH, SSE:600000