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-altdaten-assessment-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

openapi: 3.2.0
info:
  title: Cernion Energy Tools Altdaten Assessment 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:
- name: altdaten-assessment
paths:
  /api/altdaten-assessment/assessments:
    post:
      summary: altdaten-assessment.assess
      tags:
      - altdaten-assessment
      operationId: altdaten_assessment_assess
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                gridOperatorId:
                  type: string
                migrationProjectId:
                  type: string
                templateName:
                  type: string
                deviations:
                  type: string
                label:
                  type: string
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
              required: []
    get:
      summary: altdaten-assessment.list
      tags:
      - altdaten-assessment
      operationId: altdaten_assessment_list
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      - name: gridOperatorId
        in: query
        required: false
        schema:
          type: string
      - name: migrationProjectId
        in: query
        required: false
        schema:
          type: string
      - name: limit
        in: query
        required: false
        schema:
          type: number
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
  /api/altdaten-assessment/assessments/:id:
    get:
      summary: altdaten-assessment.get
      tags:
      - altdaten-assessment
      operationId: altdaten_assessment_get
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      - name: id
        in: query
        required: false
        schema:
          type: string
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
components:
  parameters:
    TokenQuery:
      name: token
      in: query
      required: false
      schema:
        type: string
      description: Optional Cernion MCP token as URL query parameter. If provided, it overrides CERNION_TOKEN for this request. Prefer Authorization Bearer header in production to reduce token exposure in URLs/logs.
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-Key
    BearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: 'Optional Cernion MCP token. If not provided, falls back to CERNION_TOKEN from environment. Request token at https://cernion.de/ or by email: dev@stromdao.com.'