Anthropic Agents?beta=true API

openapi: 3.2.0
info:
  title: Anthropic Agents?beta=true API
servers:
- url: https://api.anthropic.com
tags:
- name: Agents?beta=true
paths:
  /v1/agents?beta=true:
    post:
      operationId: BetaCreateAgent
      summary: Create Agent
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BetaManagedAgentsCreateAgentParams'
      responses:
        '200':
          description: Successful response (OK)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaManagedAgentsAgent'
        '400':
          description: Invalid argument - The client specified an invalid argument
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '401':
          description: Unauthenticated - The request does not have valid authentication credentials
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '403':
          description: Permission denied - The caller does not have permission to execute the specified operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '404':
          description: Not found - Some requested entity was not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '408':
          description: Deadline exceeded - The deadline expired before the operation could complete
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '409':
          description: Aborted - The operation was aborted due to concurrency issue
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '412':
          description: Failed precondition - Operation was rejected because the system is not in required state
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '413':
          description: Out of range - Operation was attempted past the valid range
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '429':
          description: Resource exhausted - Some resource has been exhausted (rate limiting)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '431':
          description: Request header fields too large - Request metadata was too large
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '499':
          description: Cancelled - The operation was cancelled by the client
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '500':
          description: Internal - Internal server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '501':
          description: Unimplemented - The operation is not implemented or supported
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '503':
          description: Unavailable - The service is currently unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '504':
          description: Deadline exceeded - Upstream service did not respond in time
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
      x-anthropic-beta-required:
      - managed-agents-2026-04-01
      parameters:
      - name: anthropic-version
        in: header
        required: false
        schema:
          type: string
      - name: anthropic-beta
        in: header
        required: false
        schema:
          type: string
          items:
            type: string
          x-stainless-override-schema:
            x-stainless-param: betas
            x-stainless-extend-default: true
            type: array
            description: Optional header to specify the beta version(s) you want to use.
            items:
              $ref: '#/components/schemas/AnthropicBeta'
      tags:
      - Agents?beta=true
    get:
      operationId: BetaListAgents
      summary: List Agents
      parameters:
      - name: x-api-key
        in: header
        required: false
        schema:
          type: string
      - name: anthropic-version
        in: header
        required: false
        schema:
          type: string
      - name: anthropic-beta
        in: header
        required: false
        schema:
          type: string
          items:
            type: string
          x-stainless-override-schema:
            x-stainless-param: betas
            x-stainless-extend-default: true
            type: array
            description: Optional header to specify the beta version(s) you want to use.
            items:
              $ref: '#/components/schemas/AnthropicBeta'
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          format: int32
        description: Maximum results per page. Default 20, maximum 100.
      - name: page
        in: query
        required: false
        schema:
          type: string
          x-stainless-pagination-property:
            purpose: next_cursor_param
        description: Opaque pagination cursor from a previous response.
      - name: created_at[gte]
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/BetaTimestamp'
        description: Return agents created at or after this time (inclusive).
      - name: created_at[lte]
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/BetaTimestamp'
        description: Return agents created at or before this time (inclusive).
      - name: include_archived
        in: query
        required: false
        schema:
          type: boolean
        description: Include archived agents in results. Defaults to false.
      responses:
        '200':
          description: Successful response (OK)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaManagedAgentsListAgents'
        '400':
          description: Invalid argument - The client specified an invalid argument
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '401':
          description: Unauthenticated - The request does not have valid authentication credentials
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '403':
          description: Permission denied - The caller does not have permission to execute the specified operation
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '404':
          description: Not found - Some requested entity was not found
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '408':
          description: Deadline exceeded - The deadline expired before the operation could complete
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '409':
          description: Aborted - The operation was aborted due to concurrency issue
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '412':
          description: Failed precondition - Operation was rejected because the system is not in required state
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '413':
          description: Out of range - Operation was attempted past the valid range
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '429':
          description: Resource exhausted - Some resource has been exhausted (rate limiting)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '431':
          description: Request header fields too large - Request metadata was too large
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '499':
          description: Cancelled - The operation was cancelled by the client
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '500':
          description: Internal - Internal server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '501':
          description: Unimplemented - The operation is not implemented or supported
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '503':
          description: Unavailable - The service is currently unavailable
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
        '504':
          description: Deadline exceeded - Upstream service did not respond in time
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaErrorResponse'
      x-anthropic-beta-required:
      - managed-agents-2026-04-01
      tags:
      - Agents?beta=true
components:
  schemas:
    BetaManagedAgentsMCPToolsetParams:
      description: Configuration for tools from an MCP server defined in `mcp_servers`.
      type: object
      additionalProperties: false
      required:
      - type
      - mcp_server_name
      properties:
        type:
          type: string
          enum:
          - mcp_toolset
        mcp_server_name:
          description: Name of the MCP server. Must match a server name from the mcp_servers array. 1-255 characters.
          type: string
          minLength: 1
          maxLength: 255
        default_config:
          description: Default configuration for all tools from this server.
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsMCPToolsetDefaultConfigParams'
          - type: 'null'
        configs:
          description: Per-tool configuration overrides.
          type: array
          items:
            $ref: '#/components/schemas/BetaManagedAgentsMCPToolConfigParams'
    BetaManagedAgentsMultiagentRosterEntryParams:
      description: 'An entry in a multiagent roster: an agent ID string, a versioned agent reference, or `self`.'
      oneOf:
      - type: string
      - oneOf:
        - $ref: '#/components/schemas/BetaManagedAgentsAgentParams'
        - $ref: '#/components/schemas/BetaManagedAgentsMultiagentSelfParams'
        - $ref: '#/components/schemas/BetaManagedAgentsAdvisorParams'
        discriminator:
          propertyName: type
          mapping:
            agent: '#/components/schemas/BetaManagedAgentsAgentParams'
            self: '#/components/schemas/BetaManagedAgentsMultiagentSelfParams'
            advisor: '#/components/schemas/BetaManagedAgentsAdvisorParams'
    BetaManagedAgentsAdvisorParams:
      description: 'Platform advisor roster entry: a model the session''s primary thread may consult mid-turn. At most one per roster; the entry occupies the roster name `anthropic.advisor`.'
      type: object
      additionalProperties: false
      required:
      - type
      - model
      properties:
        type:
          type: string
          enum:
          - advisor
          examples:
          - advisor
        model:
          description: A Claude model id. The model must be permitted as an advisor for this agent's model — see the sessions/threads/advisor spec.
          type: string
          minLength: 1
          maxLength: 256
          examples:
          - claude-fable-5
      example:
        type: advisor
        model: claude-fable-5
    BetaManagedAgentsMCPToolConfig:
      description: Resolved configuration for a specific MCP tool.
      type: object
      additionalProperties: false
      required:
      - name
      - enabled
      - permission_policy
      properties:
        name:
          type: string
        enabled:
          type: boolean
        permission_policy:
          $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
    BetaManagedAgentsAgentReference:
      description: A resolved agent reference with a concrete version.
      type: object
      additionalProperties: false
      required:
      - type
      - id
      - version
      properties:
        type:
          type: string
          enum:
          - agent
          examples:
          - agent
        id:
          type: string
          examples:
          - agent_011CZkYqphY8vELVzwCUpqiQ
        version:
          type: integer
          format: int32
          examples:
          - 1
      example:
        type: agent
        id: agent_011CZkYqphY8vELVzwCUpqiQ
        version: 1
    BetaManagedAgentsMCPToolsetDefaultConfig:
      description: Resolved default configuration for all tools from an MCP server.
      type: object
      additionalProperties: false
      required:
      - enabled
      - permission_policy
      properties:
        enabled:
          type: boolean
        permission_policy:
          $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
    BetaManagedAgentsEffortHigh:
      description: High effort. Favors reasoning depth.
      type: object
      additionalProperties: false
      required:
      - type
      properties:
        type:
          type: string
          enum:
          - high
    BetaManagedAgentsCustomToolParams:
      description: A custom tool that is executed by the API client rather than the agent. When the agent calls this tool, an `agent.custom_tool_use` event is emitted and the session goes idle, waiting for the client to provide the result via a `user.custom_tool_result` event.
      type: object
      additionalProperties: false
      required:
      - type
      - name
      - description
      - input_schema
      properties:
        type:
          type: string
          enum:
          - custom
        name:
          description: Unique name for the tool. 1-128 characters; letters, digits, underscores, and hyphens.
          type: string
          minLength: 1
          maxLength: 128
        description:
          description: Description of what the tool does, shown to the agent to help it decide when to use the tool.
          type: string
          minLength: 1
        input_schema:
          description: JSON Schema defining the expected input parameters for the tool.
          allOf:
          - $ref: '#/components/schemas/BetaManagedAgentsCustomToolInputSchema'
    BetaManagedAgentsMultiagentCoordinatorParams:
      description: 'A coordinator topology: the session''s primary thread orchestrates work by spawning session threads, each running an agent drawn from the `agents` roster.'
      type: object
      additionalProperties: false
      required:
      - type
      - agents
      properties:
        type:
          type: string
          enum:
          - coordinator
          examples:
          - coordinator
        agents:
          description: Agents the coordinator may spawn as session threads. 1–20 entries. Each entry is an agent ID string, a versioned `{"type":"agent","id","version"}` reference, or `{"type":"self"}` to allow recursive self-invocation. Entries must reference distinct agents (after resolving `self` and string forms); at most one `self`. Referenced agents must exist, must not be archived, and must not themselves have `multiagent` set (depth limit 1).
          type: array
          items:
            $ref: '#/components/schemas/BetaManagedAgentsMultiagentRosterEntryParams'
          examples:
          - - agent_011CZkYqphY8vELVzwCUpqiQ
            - type: self
      example:
        type: coordinator
        agents:
        - agent_011CZkYqphY8vELVzwCUpqiQ
        - type: self
    BetaManagedAgentsAgentToolset20260401Params:
      description: Configuration for built-in agent tools. Use this to enable or disable groups of tools available to the agent.
      type: object
      additionalProperties: false
      required:
      - type
      properties:
        type:
          type: string
          enum:
          - agent_toolset_20260401
        default_config:
          description: Default configuration applied to all tools in this set.
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsAgentToolsetDefaultConfigParams'
          - type: 'null'
        configs:
          description: Per-tool configuration overrides.
          type: array
          items:
            $ref: '#/components/schemas/BetaManagedAgentsAgentToolConfigUnionParams'
    BetaManagedAgentsWriteToolConfig:
      description: Configuration for the write tool.
      type: object
      additionalProperties: false
      required:
      - type
      - name
      - enabled
      - permission_policy
      properties:
        type:
          type: string
          const: write
        name:
          type: string
          const: write
        enabled:
          type: boolean
        permission_policy:
          $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
    BetaManagedAgentsModelConfig:
      description: Model identifier and configuration.
      type: object
      additionalProperties: false
      required:
      - id
      properties:
        id:
          $ref: '#/components/schemas/BetaManagedAgentsModel'
        speed:
          description: Inference speed mode. `fast` provides significantly faster output token generation at premium pricing. Defaults to `standard`. Not all models support `fast`; invalid combinations are rejected at create time.
          allOf:
          - $ref: '#/components/schemas/BetaManagedAgentsSpeed'
          x-anthropic-beta-required:
          - managed-agents-2026-04-01
          - fast-mode-2026-02-01
          examples:
          - standard
        effort:
          description: How hard Claude works on each inference call. One of `low`, `medium`, `high`, `xhigh`, `max`. Always present; resolved to the per-model default at save time when not supplied.
          allOf:
          - $ref: '#/components/schemas/BetaManagedAgentsEffort'
          x-anthropic-beta-required:
          - managed-agents-2026-04-01
        inference_geo:
          description: Geographic region for model inference. When unset, requests fall through to the workspace's default_inference_geo.
          type: string
          x-anthropic-beta-required:
          - managed-agents-2026-04-01
      example:
        id: claude-opus-5
        speed: standard
    BetaManagedAgentsMultiagentSelfParams:
      description: Sentinel roster entry meaning "the agent that owns this configuration". Resolved server-side to a concrete agent reference.
      type: object
      additionalProperties: false
      required:
      - type
      properties:
        type:
          type: string
          enum:
          - self
          examples:
          - self
      example:
        type: self
    BetaManagedAgentsMultiagentCoordinator:
      description: Resolved coordinator topology with a concrete agent roster.
      type: object
      additionalProperties: false
      required:
      - type
      - agents
      properties:
        type:
          type: string
          enum:
          - coordinator
        agents:
          description: Agents the coordinator may spawn as session threads, each resolved to a specific version.
          type: array
          items:
            $ref: '#/components/schemas/BetaManagedAgentsMultiagentRosterEntry'
    BetaManagedAgentsPermissionPolicy:
      description: Permission policy for tool execution.
      type: object
      discriminator:
        propertyName: type
        mapping:
          always_allow: '#/components/schemas/BetaManagedAgentsAlwaysAllowPolicy'
          always_ask: '#/components/schemas/BetaManagedAgentsAlwaysAskPolicy'
      oneOf:
      - $ref: '#/components/schemas/BetaManagedAgentsAlwaysAllowPolicy'
      - $ref: '#/components/schemas/BetaManagedAgentsAlwaysAskPolicy'
    BetaManagedAgentsCustomSkillParams:
      description: A user-created custom skill.
      type: object
      additionalProperties: false
      required:
      - type
      - skill_id
      properties:
        type:
          type: string
          enum:
          - custom
          examples:
          - custom
        skill_id:
          description: Tagged ID of the custom skill (e.g., "skill_01XJ5...").
          type: string
          minLength: 1
          maxLength: 64
          examples:
          - skill_011CZkZFNu9hAbo3jZPRgTlx
        version:
          description: Version to pin. Defaults to latest if omitted.
          anyOf:
          - type: string
            minLength: 1
            maxLength: 64
          - type: 'null'
          examples:
          - '2'
      example:
        type: custom
        skill_id: skill_011CZkZFNu9hAbo3jZPRgTlx
        version: '2'
    BetaManagedAgentsModelConfigParams:
      description: An object that defines additional configuration control over model use
      type: object
      additionalProperties: false
      required:
      - id
      properties:
        id:
          $ref: '#/components/schemas/BetaManagedAgentsModel'
        speed:
          description: Inference speed mode. Defaults to `standard`.
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsSpeed'
          - type: 'null'
        effort:
          description: 'How hard Claude works on each inference call. Accepts a bare level string (`"high"`) or `{"type": "high"}`. On create, omitting it resolves the per-model default; on update, omitting it leaves the stored value unchanged.'
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsEffortParams'
          - type: 'null'
          x-anthropic-beta-required:
          - managed-agents-2026-04-01
        inference_geo:
          description: Geographic region for model inference. When unset, requests fall through to the workspace's default_inference_geo. On update, `model` is whole-object replacement — omitting inference_geo clears it.
          anyOf:
          - type: string
          - type: 'null'
          x-anthropic-beta-required:
          - managed-agents-2026-04-01
      example:
        id: claude-opus-5
    BetaManagedAgentsAgentToolConfigUnion:
      description: Configuration for a specific agent tool.
      type: object
      discriminator:
        propertyName: type
        mapping:
          bash: '#/components/schemas/BetaManagedAgentsBashToolConfig'
          edit: '#/components/schemas/BetaManagedAgentsEditToolConfig'
          read: '#/components/schemas/BetaManagedAgentsReadToolConfig'
          write: '#/components/schemas/BetaManagedAgentsWriteToolConfig'
          glob: '#/components/schemas/BetaManagedAgentsGlobToolConfig'
          grep: '#/components/schemas/BetaManagedAgentsGrepToolConfig'
          web_fetch: '#/components/schemas/BetaManagedAgentsWebFetchToolConfig'
          web_search: '#/components/schemas/BetaManagedAgentsWebSearchToolConfig'
      oneOf:
      - $ref: '#/components/schemas/BetaManagedAgentsBashToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsEditToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsReadToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsWriteToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsGlobToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsGrepToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsWebFetchToolConfig'
      - $ref: '#/components/schemas/BetaManagedAgentsWebSearchToolConfig'
    BetaManagedAgentsCustomSkill:
      description: A resolved user-created custom skill.
      type: object
      additionalProperties: false
      required:
      - type
      - skill_id
      - version
      properties:
        type:
          type: string
          enum:
          - custom
          examples:
          - custom
        skill_id:
          type: string
          examples:
          - skill_011CZkZFNu9hAbo3jZPRgTlx
        version:
          type: string
          examples:
          - '2'
      example:
        type: custom
        skill_id: skill_011CZkZFNu9hAbo3jZPRgTlx
        version: '2'
    BetaManagedAgentsMultiagentParams:
      description: Multiagent orchestration configuration. Currently supports the `coordinator` topology.
      discriminator:
        propertyName: type
        mapping:
          coordinator: '#/components/schemas/BetaManagedAgentsMultiagentCoordinatorParams'
      oneOf:
      - $ref: '#/components/schemas/BetaManagedAgentsMultiagentCoordinatorParams'
    BetaManagedAgentsMCPToolConfigParams:
      description: Configuration override for a specific MCP tool.
      type: object
      additionalProperties: false
      required:
      - name
      properties:
        name:
          description: Name of the MCP tool to configure. 1-128 characters.
          type: string
          minLength: 1
          maxLength: 128
        enabled:
          description: Whether this tool is enabled. Overrides the `default_config` setting.
          anyOf:
          - type: boolean
          - type: 'null'
        permission_policy:
          description: Permission policy for this tool. Overrides the `default_config` setting.
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
          - type: 'null'
    BetaManagedAgentsGlobToolConfig:
      description: Configuration for the glob tool.
      type: object
      additionalProperties: false
      required:
      - type
      - name
      - enabled
      - permission_policy
      properties:
        type:
          type: string
          const: glob
        name:
          type: string
          const: glob
        enabled:
          type: boolean
        permission_policy:
          $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
    BetaManagedAgentsReadToolConfigParams:
      description: Configuration override for the read tool.
      type: object
      additionalProperties: false
      required:
      - name
      properties:
        type:
          type: string
          const: read
        name:
          description: Must be "read".
          type: string
          const: read
        enabled:
          description: Whether this tool is enabled and available to Claude. Overrides the default_config setting.
          anyOf:
          - type: boolean
          - type: 'null'
        permission_policy:
          description: Permission policy for this tool. Controls whether tool calls are auto-approved or require confirmation.
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
          - type: 'null'
    BetaGatewayTimeoutError:
      properties:
        message:
          default: Request timeout
          title: Message
          type: string
        type:
          const: timeout_error
          default: timeout_error
          title: Type
          type: string
      required:
      - message
      - type
      title: GatewayTimeoutError
      type: object
    BetaManagedAgentsMultiagentRosterEntry:
      description: A resolved multiagent roster entry.
      discriminator:
        propertyName: type
        mapping:
          agent: '#/components/schemas/BetaManagedAgentsAgentReference'
          advisor: '#/components/schemas/BetaManagedAgentsAdvisor'
      oneOf:
      - $ref: '#/components/schemas/BetaManagedAgentsAgentReference'
      - $ref: '#/components/schemas/BetaManagedAgentsAdvisor'
    BetaManagedAgentsAgentToolsetDefaultConfigParams:
      description: Default configuration for all tools in a toolset.
      type: object
      additionalProperties: false
      properties:
        enabled:
          description: Whether tools are enabled and available to Claude by default. Defaults to true if not specified.
          anyOf:
          - type: boolean
          - type: 'null'
        permission_policy:
          description: Default permission policy for tools. Controls whether tool calls are auto-approved or require confirmation.
          anyOf:
          - $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
          - type: 'null'
    BetaManagedAgentsGrepToolConfig:
      description: Configuration for the grep tool.
      type: object
      additionalProperties: false
      required:
      - type
      - name
      - enabled
      - permission_policy
      properties:
        type:
          type: string
          const: grep
        name:
          type: string
          const: grep
        enabled:
          type: boolean
        permission_policy:
          $ref: '#/components/schemas/BetaManagedAgentsPermissionPolicy'
    BetaManagedAgentsModel:
      title: BetaManagedAgentsModel
      description: 'The model that will power your agent.


        See [models](https://docs.anthropic.com/en/docs/models-overview) for additional details and options.'
      anyOf:
      - type: string
      - const: claude-sonnet-5
        description: High-performance model for coding and agents
        x-stainless-nominal: false
      - const: claude-fable-5
        description: Next generation of intelligence for the hardest knowledge work and coding problems
        x-stainless-nominal: false
      - const: claude-opus-5
        description: Powerful intelligence for long-running agents and coding
        x-stainless-nominal: false
      - const: claude-opus-4-8
        description: Powerful intelligence for long-running agents and coding
        x-stainless-nominal: false
      - const: claude-opus-4-7
        description: Powerful intelligence for long-running agents and coding
        x-stainless-nominal: false
      - const: claude-opus-4-6
        description: Powerful intelligence for long-running agents and coding
        x-stainless-nominal: false
      - const: claude-sonnet-4-6
        description: Best combination of speed and intelligence
        x-stainless-nominal: false
      - const: claude-haiku-4-5
        description: Fastest model with near-frontier intelligence
        x-stainless-nominal: false
      - const: claude-haiku-4-5-20251001
        description: Fastest model with near-frontier intelligence
        x-stainless-nominal: false
      - const: claude-opus-4-5
        description: Powerful intelligence for long-running agents and coding
        x-stainless-nominal: false
      - const: claude-opus-4-5-20251101
        description: Powerful intelligence for long-running agents and coding
        x-stainless-nominal: false
      - const: claude-sonnet-4-5
        description: High-performance model for agents and coding
        x-stainless-nominal: false
      - const: claude-sonnet-4-5-20250929
        description: High-performance model for agents and coding
        x-stainless-nominal: false
    BetaManagedAgentsWebFetchToolConfigParams:
      description: Configuration override for the web_fetch tool.
      type: object
      additionalProperties: false
      required:
      - name
      properties:
        type:
          type: string
          const: web_fetch
        name:
          description: Must be "web_fetch".
          type: string
          const: web_fetch
        enabled:
          description: Whether this t

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