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

# List models

> Returns the models available to your organization. Use an ID in an agent configuration. Cyber-capable models are accessed by agents running in sandboxes against approved targets or vulnerabilities. See [Models](/sdk/models).



## OpenAPI

````yaml /reference/openapi.yaml get /models
openapi: 3.1.0
info:
  title: Antigen API
  version: v1
  description: >-
    Work with the same agents, runs, and resources your team uses in Antigen.
    Requests and responses use camelCase fields. List endpoints return arrays.
    See the [overview](/reference) for authentication, updates, and errors.
servers:
  - url: https://api.antigen.sh/v1
security:
  - ApiKeyAuth: []
tags:
  - name: Agents
    description: Retrieve, compose, and register agent configurations.
  - name: Models
    description: Models available to agents in your organization.
  - name: Targets
    description: Submit testing scope for human approval.
  - name: Runs
    description: Execute agents and control their work.
  - name: Vulnerabilities
    description: Track weaknesses, remediation, status, and assignment.
  - name: Evidence
    description: Read supporting file metadata and retrieve file contents.
  - name: Reports
    description: Read and export captured engagement results.
  - name: Human tasks
    description: Ask people for help and follow their responses.
  - name: Hooks
    description: Connect status and assignment changes to your own service.
  - name: Asset Map
    description: Read your organization’s infrastructure graph.
  - name: Integrations
    description: Inspect and disconnect provider connections.
  - name: API keys
    description: Create and revoke credentials for automation.
paths:
  /models:
    get:
      tags:
        - Models
      summary: List models
      description: >-
        Returns the models available to your organization. Use an ID in an agent
        configuration. Cyber-capable models are accessed by agents running in
        sandboxes against approved targets or vulnerabilities. See
        [Models](/sdk/models).
      operationId: listModels
      responses:
        '200':
          description: Successful response.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Model'
              example:
                - id: claude-opus-5-cyber
                  name: Claude Opus 5 Cyber
                  provider: anthropic
                  description: >-
                    Cyber-capable Claude model for approved targets and
                    vulnerabilities.
        '401':
          $ref: '#/components/responses/Error401'
        '403':
          $ref: '#/components/responses/Error403'
        '429':
          $ref: '#/components/responses/Error429'
components:
  schemas:
    Model:
      type: object
      properties:
        id:
          type: string
          description: Use this ID in an agent configuration.
          minLength: 1
        name:
          type: string
        provider:
          type: string
        description:
          type: string
      required:
        - id
        - name
        - provider
        - description
      additionalProperties: false
      example:
        id: claude-opus-5-cyber
        name: Claude Opus 5 Cyber
        provider: anthropic
        description: Cyber-capable Claude model for approved targets and vulnerabilities.
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
              description: Stable error code.
            message:
              type: string
              description: Description of the problem.
          required:
            - code
            - message
          additionalProperties: false
      required:
        - error
      additionalProperties: false
      example:
        error:
          code: invalid_request
          message: The target value is required.
  responses:
    Error401:
      description: Authentication required
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error:
              code: unauthorized
              message: Supply a valid API key.
    Error403:
      description: Permission denied
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error:
              code: forbidden
              message: The API key does not permit this operation or requested scope.
    Error429:
      description: Too many requests
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error:
              code: rate_limited
              message: Retry after the interval in Retry-After.
      headers:
        Retry-After:
          description: Seconds to wait before retrying.
          schema:
            type: integer
            minimum: 1
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: x-api-key
      description: >-
        API key from your organization. Supply the value directly, without a
        Bearer prefix.

````

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