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

# Prometheus metrics

> Returns metrics in Prometheus exposition format.



## OpenAPI

````yaml https://raw.githubusercontent.com/prefeitura-rio/app-catalogo/refs/heads/main/docs/openapi-v3.json get /metrics
openapi: 3.0.0
info:
  contact:
    name: Prefeitura do Rio de Janeiro
    url: https://github.com/prefeitura-rio/app-catalogo
  description: >-
    Discovery layer unificada da Prefeitura do Rio de Janeiro. Indexa serviços
    públicos, cursos, vagas e oportunidades MEI com busca full-text e
    recomendação personalizada por perfil de cidadão.
  title: app-catalogo
  version: '1.0'
servers:
  - url: https://services.staging.app.dados.rio/catalogo
    description: Staging
  - url: https://services.pref.rio/catalogo
    description: Produção
security: []
paths:
  /metrics:
    get:
      tags:
        - infra
      summary: Prometheus metrics
      description: Returns metrics in Prometheus exposition format.
      responses:
        '200':
          description: OK
          content:
            text/plain:
              schema:
                type: string
          headers:
            X-Request-ID:
              $ref: '#/components/headers/X-Request-ID'
      security: []
components:
  headers:
    X-Request-ID:
      description: Canonical UUID used to correlate the response with application logs.
      schema:
        format: uuid
        type: string

````