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🗄️Developer Resource // JSON Endpoint

NIO JSON Data API

Access 392 data points for NIO spanning 8 years (2018–Mar 9, 2026). Optimized JSON format (57.4 KB).

Download as CSV

Prefer CSV format? Download NIO historical data as a CSV file for Excel, Google Sheets, or any spreadsheet application.

GET /api/tickers/NIO/json● 200 OK (Live)

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{
  "symbol": "NIO",
  "timestamp": "2026-03-09T18:02:30.462Z",
  "price": 4.875,
  "change_24h": 1.9874476987447647,
  "history_sample": [
    {
      "date": "2018-09-10",
      "open": 6,
      "high": 13.8,
      "low": 5.35,
      "close": 9.9,
      "volume": 397669100
    },
    {
      "date": "2018-09-17",
      "open": 9.61,
      "high": 9.75,
      "low": 7.54,
      "close": 8.59,
      "volume": 201851500
    }
  ]
}
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Import via CLI

Don't scrape. Use our open-source importer to normalize this dataset directly into your local database.

npx pocket-portfolio --import NIO
🛡️

Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync NIO.json updates to your private Google Drive for backtesting and compliance.

Enable Sovereign Sync

Includes unlimited API calls & historical CSV exports.

Dataset Specifications

  • Format: Standardized JSON (OHLCV)
  • Frequency: End-of-Day (EOD) + Real-time delay
  • Adjustments: Split-adjusted, Dividend-adjusted
  • Source: Multi-provider aggregation (AlphaVantage, Yahoo fallback)