🗄️Developer Resource // JSON Endpoint

CB JSON Data API

Absolute endpoints (copy‑paste)
JSON:https://www.pocketportfolio.app/api/tickers/CB/json?range=max
CSV:https://www.pocketportfolio.app/api/tickers/CB/csv?range=max

Access 401 data points for CB spanning 34 years (1993–Jul 24, 2026). Optimized JSON format (58.7 KB).

Route this JSON into your sovereign workspace — command the Terminal.
Endpoint-first sovereignty: no shared warehouse of your raw ledger.

Download as CSV

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

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

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

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{
  "symbol": "CB",
  "timestamp": "2026-07-24T21:34:24.219Z",
  "price": 357.23,
  "change_24h": 1.126680820948342,
  "history_sample": [
    {
      "date": "1993-04-01",
      "open": 9.63,
      "high": 9.88,
      "low": 9.17,
      "close": 9.54,
      "volume": 21079500
    },
    {
      "date": "1993-05-01",
      "open": 9.5,
      "high": 10.67,
      "low": 9.5,
      "close": 9.54,
      "volume": 7172100
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import CB
🛡️

Need to archive this data?

Don't rely on ephemeral endpoints. Automatically sync CB.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