> ## Documentation Index
> Fetch the complete documentation index at: https://docs.findtempo.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Describe one entity (typed field catalog incl. EAV virtual columns)



## OpenAPI

````yaml /api-reference/openapi.json get /api/v1/query/describe/{entity}
openapi: 3.0.0
info:
  title: Tempo API
  description: >-
    The Tempo API gives you programmatic access to Deal Brain over HTTP.


    Authenticate with an API key passed as a Bearer token in the `Authorization`
    header.


    If you are building an AI agent rather than a traditional integration, the
    [MCP server](/integrations/mcp) exposes a richer surface and handles auth
    over OAuth.
  version: '1.0'
  contact: {}
servers:
  - url: https://findtempo.co
    description: Production
security: []
tags: []
paths:
  /api/v1/query/describe/{entity}:
    get:
      tags:
        - Query
      summary: Describe one entity (typed field catalog incl. EAV virtual columns)
      operationId: queryDescribeEntity
      parameters:
        - name: entity
          required: true
          in: path
          description: >-
            Curated entity name — see GET /query/describe for the set the host
            exposes.
          schema:
            type: string
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/QueryEntityCatalogDto'
        '401':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponseDto'
        '404':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponseDto'
      security:
        - api-key: []
components:
  schemas:
    QueryEntityCatalogDto:
      type: object
      properties:
        entity:
          type: string
        fields:
          type: array
          items:
            type: object
            properties:
              key:
                type: string
                description: Filter/sort handle (snake_case).
              label:
                type: string
                description: Human-friendly name.
              type:
                type: string
              nullable:
                type: boolean
              searchable:
                type: boolean
                description: True when the field supports text-search operators.
              note:
                type: string
              enumValues:
                type: array
                items:
                  type: string
            required:
              - key
              - type
              - nullable
              - searchable
        relationships:
          type: array
          items:
            type: object
            properties:
              name:
                type: string
              kind:
                type: string
                description: belongs_to | has_many
              target:
                type: string
                description: Target entity name.
            required:
              - name
              - kind
              - target
      required:
        - entity
        - fields
        - relationships
    ErrorResponseDto:
      type: object
      properties:
        statusCode:
          type: integer
        message:
          oneOf:
            - type: string
            - type: array
              items:
                type: string
        error:
          type: string
        errors:
          type: object
          additionalProperties:
            type: array
            items:
              type: string
      required:
        - statusCode
        - message
  securitySchemes:
    api-key:
      type: apiKey
      in: header
      name: Authorization
      description: API key passed as Bearer token (e.g. "Bearer your-api-key")

````