🗄️Developer Resource // JSON Endpoint

WINDX JSON Data API

Access 327 data points for WINDX spanning 28 years (1999–Apr 1, 2026). Optimized JSON format (47.9 KB).

Programmable Sovereign Interface — chart this JSON in the Terminal.
Local-first analysis. Stateless data. Your browser is the vault.

Download as CSV

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

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

Tired of exporting to Excel? Track WINDX and analyze your portfolio locally with Pocket Portfolio.

Start Free — Local First
{
  "symbol": "WINDX",
  "timestamp": "2026-04-22T19:18:13.279Z",
  "price": null,
  "change_24h": null,
  "history_sample": [
    {
      "date": "1999-02-01",
      "open": 10,
      "high": 10,
      "low": 9.54,
      "close": 9.66,
      "volume": 0
    },
    {
      "date": "1999-03-01",
      "open": 9.66,
      "high": 10.24,
      "low": 9.6,
      "close": 10.05,
      "volume": 0
    }
  ]
}
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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 WINDX
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Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync WINDX.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)
> system_ready. Initialize Sovereign reasoning for this asset?[Y]— open Terminal