openapi: 3.2.0
info:
  title: Anthropic Memory Stores?beta=true API
servers:
- url: https://api.anthropic.com
tags:
- name: Memory Stores?beta=true
paths:
  /v1/memory_stores?beta=true:
    post:
      operationId: BetaCreateMemoryStore
      summary: Create a memory store
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BetaManagedAgentsCreateMemoryStoreRequest'
      responses:
        '200':
          description: Successful response (OK)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaManagedAgentsCreateMemoryStoreResponse'
        '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:
      - agent-memory-2026-07-22
      - 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:
      - Memory Stores?beta=true
    get:
      operationId: BetaListMemoryStores
      summary: List memory stores
      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 number of stores to return per page. Must be between 1 and 100. Defaults to 20 when omitted.
      - name: page
        in: query
        required: false
        schema:
          type: string
        description: Opaque pagination cursor (a `page_...` value). Pass the `next_page` value from a previous response to fetch the next page; omit for the first page.
      - name: include_archived
        in: query
        required: false
        schema:
          type: boolean
        description: When `true`, archived stores are included in the results. Defaults to `false` (archived stores are excluded).
      - name: created_at[gte]
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/BetaTimestamp'
        description: Return only stores whose `created_at` is at or after this time (inclusive). Sent on the wire as `created_at[gte]`.
      - name: created_at[lte]
        in: query
        required: false
        schema:
          $ref: '#/components/schemas/BetaTimestamp'
        description: Return only stores whose `created_at` is at or before this time (inclusive). Sent on the wire as `created_at[lte]`.
      responses:
        '200':
          description: Successful response (OK)
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BetaManagedAgentsListMemoryStoresResponse'
        '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:
      - agent-memory-2026-07-22
      - managed-agents-2026-04-01
      tags:
      - Memory Stores?beta=true
components:
  schemas:
    BetaManagedAgentsCreateMemoryStoreResponse:
      description: Response from creating a `memory_store`. Returns the created store.
      type: object
      discriminator:
        propertyName: type
        mapping:
          memory_store: '#/components/schemas/BetaManagedAgentsMemoryStore'
      oneOf:
      - $ref: '#/components/schemas/BetaManagedAgentsMemoryStore'
    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
    BetaAPIError:
      properties:
        message:
          default: Internal server error
          title: Message
          type: string
        type:
          const: api_error
          default: api_error
          title: Type
          type: string
      required:
      - message
      - type
      title: APIError
      type: object
    BetaErrorResponse:
      properties:
        error:
          discriminator:
            mapping:
              api_error: '#/components/schemas/BetaAPIError'
              authentication_error: '#/components/schemas/BetaAuthenticationError'
              billing_error: '#/components/schemas/BetaBillingError'
              invalid_request_error: '#/components/schemas/BetaInvalidRequestError'
              not_found_error: '#/components/schemas/BetaNotFoundError'
              overloaded_error: '#/components/schemas/BetaOverloadedError'
              permission_error: '#/components/schemas/BetaPermissionError'
              rate_limit_error: '#/components/schemas/BetaRateLimitError'
              timeout_error: '#/components/schemas/BetaGatewayTimeoutError'
            propertyName: type
          oneOf:
          - $ref: '#/components/schemas/BetaInvalidRequestError'
          - $ref: '#/components/schemas/BetaAuthenticationError'
          - $ref: '#/components/schemas/BetaBillingError'
          - $ref: '#/components/schemas/BetaPermissionError'
          - $ref: '#/components/schemas/BetaNotFoundError'
          - $ref: '#/components/schemas/BetaRateLimitError'
          - $ref: '#/components/schemas/BetaGatewayTimeoutError'
          - $ref: '#/components/schemas/BetaAPIError'
          - $ref: '#/components/schemas/BetaOverloadedError'
          title: Error
        request_id:
          anyOf:
          - type: string
          - type: 'null'
          default: null
          title: Request Id
        type:
          const: error
          default: error
          title: Type
          type: string
      required:
      - error
      - request_id
      - type
      title: ErrorResponse
      type: object
    BetaTimestamp:
      description: A timestamp in RFC 3339 format
      type: string
      format: date-time
    BetaOverloadedError:
      properties:
        message:
          default: Overloaded
          title: Message
          type: string
        type:
          const: overloaded_error
          default: overloaded_error
          title: Type
          type: string
      required:
      - message
      - type
      title: OverloadedError
      type: object
    BetaAuthenticationError:
      properties:
        message:
          default: Authentication error
          title: Message
          type: string
        type:
          const: authentication_error
          default: authentication_error
          title: Type
          type: string
      required:
      - message
      - type
      title: AuthenticationError
      type: object
    BetaBillingError:
      properties:
        message:
          default: Billing error
          title: Message
          type: string
        type:
          const: billing_error
          default: billing_error
          title: Type
          type: string
      required:
      - message
      - type
      title: BillingError
      type: object
    BetaNotFoundError:
      properties:
        message:
          default: Not found
          title: Message
          type: string
        type:
          const: not_found_error
          default: not_found_error
          title: Type
          type: string
      required:
      - message
      - type
      title: NotFoundError
      type: object
    BetaManagedAgentsCreateMemoryStoreRequest:
      description: Request parameters for creating a `memory_store`.
      type: object
      additionalProperties: false
      required:
      - name
      properties:
        name:
          description: Human-readable name for the store. Required; 1–255 characters; no control characters. The mount-path slug under `/mnt/memory/` is derived from this name (lowercased, non-alphanumeric runs collapsed to a hyphen). Names need not be unique within a workspace.
          type: string
          minLength: 1
          maxLength: 255
        description:
          description: Free-text description of what the store contains, up to 1024 characters. Included in the agent's system prompt when the store is attached, so word it to be useful to the agent.
          type: string
          maxLength: 1024
        metadata:
          description: Arbitrary key-value tags for your own bookkeeping (such as the end user a store belongs to). Up to 16 pairs; keys 1–64 characters; values up to 512 characters. Not visible to the agent.
          type: object
          additionalProperties:
            type: string
    AnthropicBeta:
      anyOf:
      - type: string
      - type: string
        enum:
        - message-batches-2024-09-24
        - prompt-caching-2024-07-31
        - computer-use-2024-10-22
        - computer-use-2025-01-24
        - pdfs-2024-09-25
        - token-counting-2024-11-01
        - token-efficient-tools-2025-02-19
        - output-128k-2025-02-19
        - files-api-2025-04-14
        - mcp-client-2025-04-04
        - mcp-client-2025-11-20
        - dev-full-thinking-2025-05-14
        - interleaved-thinking-2025-05-14
        - code-execution-2025-05-22
        - extended-cache-ttl-2025-04-11
        - context-1m-2025-08-07
        - context-management-2025-06-27
        - model-context-window-exceeded-2025-08-26
        - skills-2025-10-02
        - fast-mode-2026-02-01
        - output-300k-2026-03-24
        - user-profiles-2026-03-24
        - user-profiles-2026-08-18
        - advisor-tool-2026-03-01
        - managed-agents-2026-04-01
        - cache-diagnosis-2026-04-07
        - dreaming-2026-04-21
        - thinking-token-count-2026-05-13
        - server-side-fallback-2026-06-01
        - server-side-fallback-2026-07-01
        - fallback-credit-2026-06-01
        - fallback-credit-2026-07-01
        - agent-memory-2026-07-22
        - mid-conversation-tool-changes-2026-07-01
        - compact-2026-01-12
        - computer-use-2025-11-24
        - mcp-tunnels-2026-06-22
        - structured-outputs-2025-11-13
        - task-budgets-2026-03-13
        - thinking-display-updates-2026-08-18
        - ce-user-management-2026-07-13
        x-stainless-nominal: false
    BetaRateLimitError:
      properties:
        message:
          default: Rate limited
          title: Message
          type: string
        type:
          const: rate_limit_error
          default: rate_limit_error
          title: Type
          type: string
      required:
      - message
      - type
      title: RateLimitError
      type: object
    BetaManagedAgentsMemoryStore:
      description: 'A `memory_store`: a named container for agent memories, scoped to a workspace. Attach a store to a session via `resources[]` to mount it as a directory the agent can read and write.'
      type: object
      additionalProperties: false
      required:
      - type
      - id
      - name
      - created_at
      - updated_at
      properties:
        type:
          type: string
          enum:
          - memory_store
        id:
          description: Unique identifier for the memory store (a `memstore_...` tagged ID). Use this when attaching the store to a session, or in the `{memory_store_id}` path parameter of subsequent calls.
          type: string
        name:
          description: Human-readable name for the store. 1–255 characters. The store's mount-path slug under `/mnt/memory/` is derived from this name.
          type: string
        description:
          description: Free-text description of what the store contains, up to 1024 characters. Included in the agent's system prompt when the store is attached, so word it to be useful to the agent. Empty string when unset.
          type: string
        created_at:
          description: Timestamp when the store was created.
          allOf:
          - $ref: '#/components/schemas/BetaTimestamp'
        updated_at:
          description: Timestamp when the store's `name`, `description`, or `metadata` was last modified. Memory writes inside the store do not advance this.
          allOf:
          - $ref: '#/components/schemas/BetaTimestamp'
        metadata:
          description: Arbitrary key-value tags for your own bookkeeping (such as the end user a store belongs to). Up to 16 pairs; keys 1–64 characters; values up to 512 characters. Returned on retrieve/list but not filterable.
          type: object
          additionalProperties:
            type: string
        archived_at:
          description: Timestamp when the store was archived, or `null` if active. Set once and never cleared; archiving is one-way. Archived stores are read-only and cannot be attached to new sessions.
          anyOf:
          - $ref: '#/components/schemas/BetaTimestamp'
          - type: 'null'
    BetaInvalidRequestError:
      properties:
        message:
          default: Invalid request
          title: Message
          type: string
        type:
          const: invalid_request_error
          default: invalid_request_error
          title: Type
          type: string
      required:
      - message
      - type
      title: InvalidRequestError
      type: object
    BetaManagedAgentsListMemoryStoresResponse:
      description: A page of `memory_store` results, ordered by `created_at` descending (newest first).
      type: object
      additionalProperties: false
      properties:
        data:
          description: Memory stores on this page, newest first. Empty when there are no stores matching the filters.
          type: array
          items:
            $ref: '#/components/schemas/BetaManagedAgentsMemoryStore'
        next_page:
          description: Opaque cursor for the next page (a `page_...` value). Pass as `page` on the next request. `null` when there are no more results.
          anyOf:
          - type: string
          - type: 'null'
    BetaPermissionError:
      properties:
        message:
          default: Permission denied
          title: Message
          type: string
        type:
          const: permission_error
          default: permission_error
          title: Type
          type: string
      required:
      - message
      - type
      title: PermissionError
      type: object