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

# Get total count of available models



## OpenAPI

````yaml /openapi/openapi.yaml get /models/count
openapi: 3.1.0
info:
  contact:
    email: support@openrouter.ai
    name: OpenRouter Support
    url: https://openrouter.ai/docs
  description: OpenAI-compatible API with additional OpenRouter features
  license:
    name: MIT
    url: https://opensource.org/licenses/MIT
  title: OpenRouter API
  version: 1.0.0
servers:
  - description: Production server
    url: https://openrouter.ai/api/v1
    x-speakeasy-server-id: production
security:
  - apiKey: []
tags:
  - description: API key management endpoints
    name: API Keys
  - description: Analytics and usage endpoints
    name: Analytics
  - description: Anthropic Messages endpoints
    name: Anthropic Messages
  - description: BYOK endpoints
    name: BYOK
  - description: Benchmarks endpoints
    name: Benchmarks
  - description: Chat completion endpoints
    name: Chat
  - description: Task classification market-share endpoints
    name: Classifications
  - description: Credit management endpoints
    name: Credits
  - description: Datasets endpoints
    name: Datasets
  - description: Text embedding endpoints
    name: Embeddings
  - description: Endpoint information
    name: Endpoints
  - description: Files endpoints
    name: Files
  - description: Generation history endpoints
    name: Generations
  - description: Guardrails endpoints
    name: Guardrails
  - description: Images endpoints
    name: Images
  - description: Model information endpoints
    name: Models
  - description: OAuth authentication endpoints
    name: OAuth
  - description: Observability endpoints
    name: Observability
  - description: Organization endpoints
    name: Organization
  - description: Presets endpoints
    name: Presets
  - description: Provider information endpoints
    name: Providers
  - description: Rerank endpoints
    name: Rerank
  - description: Speech-to-text endpoints
    name: STT
    x-displayName: Transcriptions
  - description: Text-to-speech endpoints
    name: TTS
    x-displayName: Speech
  - description: Video Generation endpoints
    name: Video Generation
  - description: Workspaces endpoints
    name: Workspaces
  - description: beta.Analytics endpoints
    name: beta.Analytics
  - description: beta.responses endpoints
    name: beta.responses
externalDocs:
  description: OpenRouter Documentation
  url: https://openrouter.ai/docs
paths:
  /models/count:
    get:
      tags:
        - Models
      summary: Get total count of available models
      operationId: listModelsCount
      parameters:
        - description: >-
            Filter models by output modality. Accepts a comma-separated list of
            modalities (text, image, audio, embeddings) or "all" to include all
            models. Defaults to "text".
          in: query
          name: output_modalities
          required: false
          schema:
            description: >-
              Filter models by output modality. Accepts a comma-separated list
              of modalities (text, image, audio, embeddings) or "all" to include
              all models. Defaults to "text".
            example: text
            type: string
      responses:
        '200':
          content:
            application/json:
              example:
                data:
                  count: 150
              schema:
                $ref: '#/components/schemas/ModelsCountResponse'
          description: Returns the total count of available models
        '400':
          content:
            application/json:
              example:
                error:
                  code: 400
                  message: Invalid request parameters
              schema:
                $ref: '#/components/schemas/BadRequestResponse'
          description: Bad Request - Invalid request parameters or malformed input
        '500':
          content:
            application/json:
              example:
                error:
                  code: 500
                  message: Internal Server Error
              schema:
                $ref: '#/components/schemas/InternalServerResponse'
          description: Internal Server Error - Unexpected server error
components:
  schemas:
    ModelsCountResponse:
      description: Model count data
      example:
        data:
          count: 150
      properties:
        data:
          description: Model count data
          example:
            count: 150
          properties:
            count:
              description: Total number of available models
              example: 150
              type: integer
          required:
            - count
          type: object
      required:
        - data
      type: object
    BadRequestResponse:
      description: Bad Request - Invalid request parameters or malformed input
      example:
        error:
          code: 400
          message: Invalid request parameters
      properties:
        error:
          $ref: '#/components/schemas/BadRequestResponseErrorData'
        openrouter_metadata:
          additionalProperties:
            nullable: true
          nullable: true
          type: object
        user_id:
          nullable: true
          type: string
      required:
        - error
      type: object
    InternalServerResponse:
      description: Internal Server Error - Unexpected server error
      example:
        error:
          code: 500
          message: Internal Server Error
      properties:
        error:
          $ref: '#/components/schemas/InternalServerResponseErrorData'
        openrouter_metadata:
          additionalProperties:
            nullable: true
          nullable: true
          type: object
        user_id:
          nullable: true
          type: string
      required:
        - error
      type: object
    BadRequestResponseErrorData:
      description: Error data for BadRequestResponse
      example:
        code: 400
        message: Invalid request parameters
      properties:
        code:
          type: integer
        message:
          type: string
        metadata:
          additionalProperties:
            nullable: true
          nullable: true
          type: object
      required:
        - code
        - message
      type: object
    InternalServerResponseErrorData:
      description: Error data for InternalServerResponse
      example:
        code: 500
        message: Internal Server Error
      properties:
        code:
          type: integer
        message:
          type: string
        metadata:
          additionalProperties:
            nullable: true
          nullable: true
          type: object
      required:
        - code
        - message
      type: object
  securitySchemes:
    apiKey:
      description: API key as bearer token in Authorization header
      scheme: bearer
      type: http

````