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

# List available language models

> Retrieve a list of all available language models from 40+ providers including OpenAI, Anthropic, Google, and Case.dev's specialized legal models. Returns OpenAI-compatible model metadata with pricing information.

This endpoint is compatible with OpenAI's models API format, making it easy to integrate with existing applications.



## OpenAPI

````yaml /openapi.json get /llm/v1/models
openapi: 3.1.0
info:
  title: Case.dev API
  description: >-
    The AI-native platform for legal technology. Build smarter legal
    applications with our suite of AI-powered APIs.
  version: 1.0.0
  contact:
    name: Case.dev Support
    email: support@casemark.com
    url: https://case.dev
  license:
    name: Proprietary
    url: https://case.dev/terms
servers:
  - url: https://api.case.dev
    description: Production
security:
  - bearerAuth: []
tags:
  - name: Vaults
    description: Secure document storage with semantic search and GraphRAG
  - name: Memory
    description: >-
      Persistent memory for AI agents with semantic search and 12 generic
      indexed tag fields
  - name: OCR
    description: Extract text from PDFs, images, and scanned documents
  - name: Voice
    description: Audio transcription and text-to-speech
  - name: LLMs
    description: Access 40+ language models through a unified API
  - name: Search
    description: Web search, AI answers, and deep research
  - name: Mail
    description: Managed inboxes for agent email workflows
  - name: Media
    description: Transcript retrieval and captioned media clip generation
  - name: Legal
    description: Legal research tools including citation verification
  - name: Privilege
    description: Privilege detection for e-discovery and litigation workflows
  - name: Compute
    description: Serverless GPU and CPU infrastructure
  - name: Format
    description: Document formatting and template rendering (MD/JSON to PDF/DOCX)
  - name: SuperDoc
    description: Document conversion and template automation
  - name: Webhooks
    description: Webhook endpoint management
  - name: System
    description: Public system metadata and discovery endpoints
  - name: Usage
    description: Usage reporting and webhook subscriptions
  - name: Database
    description: Serverless PostgreSQL databases with instant branching
  - name: Translation
    description: Language detection and translation for multilingual legal workflows
  - name: Skills
    description: Search and read legal AI skills for agents
  - name: Agents
    description: >-
      Create, manage, and execute AI agents with tool access, sandbox
      environments, and async run workflows
  - name: Matters
    description: Matter-native legal workspaces and orchestration primitives
  - name: Applications Projects
    description: Web application project management
  - name: Applications Deployments
    description: Web application deployment management
  - name: Applications Domains
    description: Custom domain configuration for applications
  - name: Applications Env Vars
    description: Environment variable management for applications
paths:
  /llm/v1/models:
    get:
      tags:
        - LLMs
      summary: List available language models
      description: >-
        Retrieve a list of all available language models from 40+ providers
        including OpenAI, Anthropic, Google, and Case.dev's specialized legal
        models. Returns OpenAI-compatible model metadata with pricing
        information.


        This endpoint is compatible with OpenAI's models API format, making it
        easy to integrate with existing applications.
      operationId: listModels
      responses:
        '200':
          description: Successfully retrieved models list
          content:
            application/json:
              schema:
                type: object
                properties:
                  data:
                    type: array
                    items:
                      type: object
                      properties:
                        id:
                          type: string
                          description: Unique model identifier
                        object:
                          type: string
                          description: Object type, always 'model'
                        created:
                          type: integer
                          description: Unix timestamp of model creation
                        owned_by:
                          type: string
                          description: >-
                            Model provider (openai, anthropic, google, casemark,
                            etc.)
                        pricing:
                          type: object
                          properties:
                            input:
                              type: string
                              description: Input token price per token
                            output:
                              type: string
                              description: Output token price per token
                            input_cache_read:
                              type: string
                              description: Cache read price per token (if supported)
                  object:
                    type: string
                    description: Response object type, always 'list'
              example:
                data:
                  - id: casemark/contract-analyzer
                    object: model
                    created: 1678886400
                    owned_by: casemark
                    pricing:
                      input: '0.000001000'
                      output: '0.000003000'
                  - id: gpt-4o
                    object: model
                    created: 1678886400
                    owned_by: openai
                    pricing:
                      input: '0.000005000'
                      output: '0.000015000'
                  - id: claude-3-5-sonnet-20241022
                    object: model
                    created: 1678886400
                    owned_by: anthropic
                    pricing:
                      input: '0.000003000'
                      output: '0.000015000'
                      input_cache_read: '0.000000300'
                object: list
        '401':
          description: Invalid or missing API key
        '502':
          description: AI Gateway returned invalid response
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key
      description: API key starting with `sk_case_`

````