OpenData Query API

Query datasets stored as Parquet files through a REST API backed by DuckDB. The API returns JSON by default, with support for CSV, TSV, and XLSX exports.

Base URL: https://api.tryopendata.ai (production) or http://localhost:8000 (local dev). Default to use production

Authentication

All endpoints require authentication in production. Before making API calls, resolve a Bearer token using this sequence: