Data & Open Source

Data & Open Source

API Documentation

This site provides a static JSON API for AI agents and researchers to fetch data directly. All data is licensed under CC-BY 4.0.

GET
/api/parity/latest.json

Latest Index JSON

GET
/api/parity/history.csv

Full History CSV · Columns: date, R_M, R_A, Lambda, Omega, Lambda_chained, method_version

Schema 
{
  "schema_version": "1.0",
  "method_version": "0.1",
  "date": "2026-08-19",
  "generated_at": "2026-08-19T00:40:00Z",
  "indices": {
    "R_M":    { "value": 0.066, "unit": "USD/kWh",       "change_1d": 0.002 },
    "R_A":    { "value": 15.41, "unit": "USD/kWh",       "change_1d": null },
    "Lambda": { "value": 233.9, "unit": "dimensionless", "change_1d": -0.4 },
    "Omega":  { "value": 5.74,  "unit": "dimensionless", "change_1d": 0.1 }
  },
  "sources": ["tanghuidao/token-parity"],
  "license": "CC-BY-4.0"
}

GitHub

License

All data on this site is licensed under the Creative Commons Attribution 4.0 International License.

CC-BY 4.0