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

# List API Keys

> List all your API keys with usage stats and billing info.



## OpenAPI

````yaml /openapi.json get /api/api-keys
openapi: 3.1.0
info:
  title: NinjaChat API
  version: 1.0.0
  description: >-
    Access 40+ AI models through a unified API — chat, image generation, video
    generation, and web search. One API key, one endpoint per type, just change
    the `model` parameter.
servers:
  - url: https://www.ninjachat.ai
security:
  - bearerAuth: []
paths:
  /api/api-keys:
    get:
      tags:
        - Management
      summary: List API Keys
      description: List all your API keys with usage stats and billing info.
      operationId: listApiKeys
      responses:
        '200':
          description: API key list with billing info.
          content:
            application/json:
              schema:
                type: object
                properties:
                  keys:
                    type: array
                    items:
                      type: object
                      properties:
                        id:
                          type: string
                        name:
                          type: string
                        keyPrefix:
                          type: string
                        createdAt:
                          type: string
                          format: date-time
                        lastUsedAt:
                          type: string
                          format: date-time
                          nullable: true
                        revokedAt:
                          type: string
                          format: date-time
                          nullable: true
                        usageCount:
                          type: integer
                  stats:
                    type: object
                    properties:
                      activeKeys:
                        type: integer
                      totalUsage:
                        type: integer
                  billing:
                    type: object
                    properties:
                      hasCredits:
                        type: boolean
                      balanceCents:
                        type: integer
                        description: Remaining balance in cents.
                      balanceFormatted:
                        type: string
                        example: $42.50
                      rateLimit:
                        type: object
                        properties:
                          requests:
                            type: integer
                            example: 60
                          windowSeconds:
                            type: integer
                            example: 60
                      usage:
                        type: object
                        properties:
                          chat:
                            type: object
                            properties:
                              count:
                                type: integer
                              costCents:
                                type: number
                          search:
                            type: object
                            properties:
                              count:
                                type: integer
                              costCents:
                                type: number
                          images:
                            type: object
                            properties:
                              count:
                                type: integer
                              costCents:
                                type: number
                          totalSpentCents:
                            type: number
        '401':
          description: Authentication failed.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    ErrorResponse:
      type: object
      description: >-
        OpenAI-compatible error. The top-level `message`, `code`, and
        `request_id` mirror fields inside `error` for convenience.
      properties:
        error:
          type: object
          properties:
            message:
              type: string
              description: Human-readable error description.
            type:
              type: string
              description: >-
                Error category: invalid_request_error, authentication_error,
                rate_limit_error, insufficient_quota, or api_error.
            code:
              type: string
              description: Machine-readable error code.
            param:
              type: string
              nullable: true
              description: The request parameter that caused the error, if any.
        message:
          type: string
          description: Same as error.message.
        code:
          type: string
          description: Same as error.code.
        request_id:
          type: string
          description: Unique request ID, useful when contacting support.
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: API key starting with nj_sk_

````