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

# Get API usage

> Return current API usage and plan information for the authenticated caller.



## OpenAPI

````yaml GET /v1/api_usage
openapi: 3.1.0
info:
  title: GridCertainty Public API
  description: >-
    Read-only public API for ERCOT datasets, pricing locations, reports, and
    system metadata.
  version: 1.0.0
servers:
  - url: https://api.felixfusion.ai
    description: Production public API
  - url: http://localhost:8001
    description: Local public API
security:
  - ApiKeyHeader: []
  - ApiKeyQuery: []
paths:
  /v1/api_usage:
    get:
      tags:
        - API Usage
      summary: Get API usage
      description: >-
        Return current API usage and plan information for the authenticated
        caller.
      operationId: get_api_usage
      responses:
        '200':
          description: API usage metadata
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ApiUsageResponse'
components:
  schemas:
    ApiUsageResponse:
      type: object
      properties:
        plan:
          type: string
        requests_today:
          type: integer
        requests_this_month:
          type: integer
        limit_per_day:
          type:
            - integer
            - 'null'
        limit_per_month:
          type:
            - integer
            - 'null'
      additionalProperties: true
  securitySchemes:
    ApiKeyHeader:
      type: apiKey
      in: header
      name: x-api-key
    ApiKeyQuery:
      type: apiKey
      in: query
      name: api_key

````