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

# Liveness probe



## OpenAPI

````yaml /openapi/v1.yaml get /healthz
openapi: 3.1.0
info:
  title: Vintl API
  version: 1.0.0
  description: >
    Point-in-time macro-economic and treasury data API.


    The killer feature: `?as_of=DATE` returns what economic data was known at
    any historical date.

    Requires Pro plan or higher — free plan returns latest data only.
  contact:
    name: Vintl Support
    url: https://vintl.io
  license:
    name: Proprietary
servers:
  - url: https://api.vintl.io
    description: Production
  - url: http://localhost:8080
    description: Local development
security:
  - ApiKeyAuth: []
tags:
  - name: Health
    description: Liveness and readiness probes
  - name: Auth
    description: API key validation and plan info
  - name: Treasury
    description: U.S. Treasury yield curve data (1990-present, never revised)
  - name: Macro
    description: Economic indicators with point-in-time vintage tracking
  - name: Series
    description: Series discovery and metadata
  - name: Insider
    description: SEC Form 4 insider trading data with cluster detection
paths:
  /healthz:
    get:
      tags:
        - Health
      summary: Liveness probe
      responses:
        '200':
          description: Server is alive
          content:
            application/json:
              example:
                status: ok
      security: []
components:
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-API-Key
      description: API key prefixed with `mda_live_sk_`

````