Cernion Tabular Intelligence API

The Tabular Intelligence API from Cernion — 6 operation(s) for tabular intelligence.

Operations 6

POST /api/tabular/profile Build a privacy-aware deterministic table profile #
POST /api/tabular/llm-context Build bounded LLM-safe context without raw table rows #
POST /api/tabular/query-plan Create or validate an allow-listed tabular analysis plan #
POST /api/tabular/execute-plan Execute a validated tabular plan deterministically #
POST /api/tabular/ask Answer a table question with deterministic results and evidence #
POST /api/tabular/quality-report Build an evidence-backed table quality report #

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OpenAPI Specification

cernion-de-tabular-intelligence-api-openapi.yml Raw ↑
openapi: 3.2.0
info:
  title: Cernion Energy Tools Tabular Intelligence 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: Tabular Intelligence
paths:
  /api/tabular/profile:
    post:
      summary: Build a privacy-aware deterministic table profile
      tags:
      - Tabular Intelligence
      operationId: tabular_profile
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - sourceId
              properties:
                sourceId:
                  type: string
                  example: metering-source-01
                maxRows:
                  type: integer
                  default: 5000
                  example: 5000
                privacyContext:
                  type: string
                  enum:
                  - ai-agent
                  - public
                  default: ai-agent
                  example: ai-agent
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
            examples:
              request:
                summary: Tabular intelligence request
                value:
                  sourceId: metering-source-01
                  maxRows: 5000
                  privacyContext: ai-agent
  /api/tabular/llm-context:
    post:
      summary: Build bounded LLM-safe context without raw table rows
      tags:
      - Tabular Intelligence
      operationId: tabular_llmContext
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - sourceIds
              properties:
                sourceIds:
                  type: array
                  items:
                    type: string
                  example:
                  - metering-source-01
                maxTokens:
                  type: integer
                  default: 2000
                  example: 2000
                privacyContext:
                  type: string
                  enum:
                  - ai-agent
                  - public
                  default: ai-agent
                  example: ai-agent
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
            examples:
              request:
                summary: Tabular intelligence request
                value:
                  sourceIds:
                  - metering-source-01
                  maxTokens: 2000
                  privacyContext: ai-agent
  /api/tabular/query-plan:
    post:
      summary: Create or validate an allow-listed tabular analysis plan
      tags:
      - Tabular Intelligence
      operationId: tabular_queryPlan
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required: []
              properties:
                sourceIds:
                  type: array
                  items:
                    type: string
                  example:
                  - metering-source-01
                question:
                  type: string
                  example: What is the total consumption?
                plan:
                  type: object
                  default: null
                  example: {}
                useLlm:
                  type: boolean
                  default: false
                  example: false
                maxTokens:
                  type: integer
                  default: 2000
                  example: 2000
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
            examples:
              request:
                summary: Tabular intelligence request
                value:
                  sourceIds:
                  - metering-source-01
                  question: What is the total consumption?
                  useLlm: false
  /api/tabular/execute-plan:
    post:
      summary: Execute a validated tabular plan deterministically
      tags:
      - Tabular Intelligence
      operationId: tabular_executePlan
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - plan
              properties:
                plan:
                  type: object
                  example:
                    schemaVersion: '1.0'
                    sources: []
                    operations: []
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
            examples:
              request:
                summary: Tabular intelligence request
                value:
                  plan:
                    schemaVersion: '1.0'
                    sources:
                    - alias: table
                      sourceId: metering-source-01
                    operations:
                    - op: aggregate
                      groupBy: []
                      metrics:
                      - fn: sum
                        field: value
                        as: totalValue
  /api/tabular/ask:
    post:
      summary: Answer a table question with deterministic results and evidence
      tags:
      - Tabular Intelligence
      operationId: tabular_ask
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - question
              properties:
                question:
                  type: string
                  example: What is the total consumption?
                sourceIds:
                  type: array
                  items:
                    type: string
                  example:
                  - metering-source-01
                plan:
                  type: object
                  default: null
                  example: {}
                useLlm:
                  type: boolean
                  default: false
                  example: false
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
            examples:
              request:
                summary: Tabular intelligence request
                value:
                  question: What is the total consumption?
                  sourceIds:
                  - metering-source-01
                  useLlm: false
  /api/tabular/quality-report:
    post:
      summary: Build an evidence-backed table quality report
      tags:
      - Tabular Intelligence
      operationId: tabular_qualityReport
      parameters:
      - $ref: '#/components/parameters/TokenQuery'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                type: object
      requestBody:
        content:
          application/json:
            schema:
              type: object
              required:
              - sourceId
              properties:
                sourceId:
                  type: string
                  example: metering-source-01
                timestampField:
                  type: string
                  default: null
                  example: timestamp
                intervalMinutes:
                  type: integer
                  default: 15
                  example: 15
                duplicateFields:
                  type: array
                  items:
                    type: string
                  example:
                  - timestamp
                outlierField:
                  type: string
                  default: null
                  example: value
                outlierThreshold:
                  type: number
                  default: 3
                  example: 3
                token:
                  type: string
                  description: Optional Cernion MCP token for this request. Overrides CERNION_TOKEN when provided.
            examples:
              request:
                summary: Tabular intelligence request
                value:
                  sourceId: metering-source-01
                  timestampField: timestamp
                  intervalMinutes: 15
                  duplicateFields:
                  - timestamp
                  outlierField: value
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.'