🗄️Developer Resource // JSON Endpoint

CPS JSON Data API

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

Access 193 data points for CPS spanning 16 years (2010–May 8, 2026). Optimized JSON format (28.3 KB).

Local-first charts from this JSON — open the Terminal.
Parse and visualize without shipping raw ledgers to a vendor database.

Download as CSV

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

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

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

Start Free — Local First
{
  "symbol": "CPS",
  "timestamp": "2026-05-11T12:01:16.572Z",
  "price": 30.8,
  "change_24h": 1.016726795670719,
  "history_sample": [
    {
      "date": "2010-06-01",
      "open": 35.75,
      "high": 35.75,
      "low": 32,
      "close": 32.5,
      "volume": 90800
    },
    {
      "date": "2010-07-01",
      "open": 31,
      "high": 34.25,
      "low": 27.45,
      "close": 34.25,
      "volume": 1325100
    }
  ]
}
💻

Import via CLI

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

npx pocket-portfolio --import CPS
🛡️

Need to archive this data?

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