Cernion

Cernion Energy Market Data API

The Energy Market Data API from Cernion — 5 operation(s) for energy market data.

GitHub OpenAPI

Operations 5

POST /api/energy-market/prices Electricity market prices (day-ahead, intraday, futures) #
POST /api/energy-market/production Electricity generation data by energy source #
POST /api/energy-market/co2-intensity Regional CO₂ intensity forecasts (GrünstromIndex) #
POST /api/energy-market/installations Search energy installations in German registry (MaStR) #
POST /api/energy-market/portfolio-backtest Historical portfolio market value backtest (Day-Ahead) #

Specifications

⚙
OpenAPI
https://artifacts.apis.io/cernion-de/openapi/cernion-de-energy-market-data-api-openapi.yml

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/cernion-de:cernion-de-energy-market-data-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

cernion-de-energy-market-data-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Cernion Energy Tools Energy Market Data API
  version: 0.99.22
  description: 'MicroService Agent System for Energy Markets - REST API with AI integration.


    CERNION_TOKEN: request at https://cernion.de/ or by email: dev@stromdao.com.


    For the public instance at https://api.cernion.de/, create your token at https://cernion.de/cet-token/.'
servers:
- url: https://api.cernion.de
  description: API Server
tags:


# --- truncated at 32 KB (36 KB total) ---
# Full source: https://artifacts.apis.io/cernion-de/openapi/cernion-de-energy-market-data-api-openapi.yml