Volton Public Data API

Estonian electricity-market data as JSON. No key, CC-BY-4.0. Our pipeline reads Elering, Nord Pool, ENTSO-E and the Baltic Transparency Dashboard, normalises the shapes, and refreshes once an hour.

curl https://public-data.volton.energy/v1/day-ahead-spot/latest.json

Developer portal

Per-dataset pages, code samples (curl, DuckDB, Python, R, Excel Power Query) and an interactive OpenAPI 3.1 reference live at public-data.volton.energy.

https://public-data.volton.energy →OpenAPI reference →openapi.yaml ↓