# tounify (tounify.io)

Serves European electricity tariff prices, grid tariffs and feed-in rates from a REST API, mapping postal codes to grid operators.

- Atlas card: https://inite.ai/en/atlas/tounify.io
- Site: https://tounify.io
- For: developers building energy apps that need European electricity tariff and day-ahead price data
- Use 0/100 · alive 100/100

## Used for

- pull day-ahead prices to drive smart EV charging
- map postal codes to their local grid operator
- compare supply and feed-in tariffs for solar and battery storage

## Price

- from 89 EUR/month, no free plan (read 2026-10-28 on https://tounify.io/pricing/)

## For developers

- API docs: https://api.tounify.io
- MCP server: io.tounify/mcp (namespace; auth on 2026-10-28)
- Read 2026-10-28

## MCP server, measured daily

Server: https://mcp.tounify.io, checked every day since 2026-10-28 (7 checks).

- Answered: 100% of daily checks
- Median first answer: 551 ms
- Sign-in: OAuth (the client signs the user in)
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-28

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Source: INITE Atlas, https://inite.ai/en/atlas/tounify.io. JSON: https://inite.ai/api/atlas/tounify.io. MCP: https://inite.ai/api/mcp (atlas_lookup).