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OpenAPI Specification

openapi: 3.2.0
info:
  title: PodKit Usage API
  version: 0.1.0
  description: Podcast data API — search, podcast + episode metadata, chapters, and transcripts. Authenticate with an API key in the `x-api-key` header.
tags:
- name: Usage
paths:
  /v1/usage:
    get:
      tags:
      - Usage
      summary: Check current plan usage (free — does not count against your quota)
      description: 'Returns the API key''s current plan, monthly request quota, requests used this calendar month, remaining requests, the UTC quota-reset timestamp, and the per-minute burst limit. This call is read-only and free: it does NOT increment your usage counter and is not subject to the per-minute burst limit.'
      responses:
        '200':
          description: Current usage for the authenticated key
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Usage'
        '401':
          description: Missing or invalid API key
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      operationId: getV1Usage
      x-operation-id-source: derived
components:
  schemas:
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
            message:
              type: string
          required:
          - code
          - message
      required:
      - error
    Usage:
      type: object
      properties:
        plan:
          type: string
          example: starter
        limit:
          type: number
          description: Monthly request quota for the plan.
          example: 10000
        current:
          type: number
          description: Requests used so far this calendar month.
          example: 3200
        remaining:
          type: number
          description: limit − current, floored at 0.
          example: 6800
        resetsAt:
          type: string
          description: UTC start of next month (quota reset).
          example: '2026-08-01T00:00:00.000Z'
        rateLimit:
          type: object
          properties:
            perMinute:
              type: number
              description: Per-minute burst limit for the plan.
              example: 30
          required:
          - perMinute
      required:
      - plan
      - limit
      - current
      - remaining
      - resetsAt
      - rateLimit