---
title: Update Session Resource
url: https://platform.claude.com/docs/en/api/typescript/beta/sessions/resources/update
---

# Update Session Resource

`client.beta.sessions.resources.update(resourceID, params, options?): ResourceUpdateResponse`

**POST** `/v1/sessions/{session_id}/resources/{resource_id}`

Update Session Resource

## Parameters

- `resourceID: string` (path parameter)

- `params: ResourceUpdateParams`

  - `session_id: string` (path parameter)

  - `authorization_token: string`

    New authorization token for the resource. Currently only `github_repository` resources support token rotation.

    minLength: 1, maxLength: 4096

  - `betas?: Array<AnthropicBeta>` (header parameter)

    Optional header to specify the beta version(s) you want to use.

    - `(string & {})`

    - `"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"`

    - `"user-profiles-2026-09-04"`

    - `"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"`

    - `"mid-conversation-output-config-2026-07-01"`

    - `"thinking-binding-controls-2026-08-01"`

    - `"mid-conversation-system-clear-at-2026-08-21"`

    - `"compact-2026-09-04"`

    - `"inline-tools-2026-09-15"`

    - `"mcp-client-2026-09-15"`

    - `"ce-plugins-2026-09-01"`

    - `"spend-limit-reads-2026-09-26"`

  - `workspace_id?: string` (header parameter)

    Optional header to select the Workspace for this request. The value is a Workspace ID (for example, `wrkspc_011CZkZaBF1tNoB5wlCeusgy`).

    Only needed for credentials that can act on more than one Workspace. A credential that belongs to a specific Workspace may omit it; if sent, it must match that Workspace.

## Returns

- `type ResourceUpdateResponse = BetaManagedAgentsGitHubRepositoryResource | BetaManagedAgentsFileResource | BetaManagedAgentsMemoryStoreResource`

  The updated session resource.

  - `interface BetaManagedAgentsGitHubRepositoryResource`

    - `type: "github_repository"`

    - `id: string`

    - `created_at: string`

      A timestamp in RFC 3339 format

      format: date-time

    - `mount_path: string`

    - `updated_at: string`

      A timestamp in RFC 3339 format

      format: date-time

    - `url: string`

    - `checkout?: BetaManagedAgentsBranchCheckout | BetaManagedAgentsCommitCheckout | null`

      - `interface BetaManagedAgentsBranchCheckout`

        - `type: "branch"`

        - `name: string`

          Branch name to check out.

          minLength: 1, maxLength: 255

      - `interface BetaManagedAgentsCommitCheckout`

        - `type: "commit"`

        - `sha: string`

          Full commit SHA to check out.

          minLength: 7, maxLength: 64

  - `interface BetaManagedAgentsFileResource`

    - `type: "file"`

    - `id: string`

    - `created_at: string`

      A timestamp in RFC 3339 format

      format: date-time

    - `file_id: string`

    - `mount_path: string`

    - `updated_at: string`

      A timestamp in RFC 3339 format

      format: date-time

  - `interface BetaManagedAgentsMemoryStoreResource`

    A memory store attached to an agent session.

    - `type: "memory_store"`

    - `memory_store_id: string`

      The memory store ID (memstore_...). Must belong to the caller's organization and workspace.

    - `access?: "read_write" | "read_only" | null`

      Access mode for the mounted store. Defaults to `read_write`. `read_only` mounts the store as a read-only filesystem.

      - `"read_write"`

      - `"read_only"`

    - `description?: string`

      Description of the memory store, snapshotted at attach time. Rendered into the agent's system prompt. Empty string when the store has no description.

    - `instructions?: string | null`

      Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars.

      maxLength: 4096

    - `mount_path?: string | null`

      Filesystem path where the store is mounted in the session container, e.g. /mnt/memory/user-preferences. Derived from the store's name. Output-only.

    - `name?: string | null`

      Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource.

## Example

```typescript
import Anthropic from "@anthropic-ai/sdk";

const client = new Anthropic({
  apiKey: process.env["ANTHROPIC_API_KEY"] // This is the default and can be omitted
});

const resource = await client.beta.sessions.resources.update(
  "sesrsc_011CZkZBJq5dWxk9fVLNcPht",
  { session_id: "sesn_011CZkZAtmR3yMPDzynEDxu7", authorization_token: "ghp_exampletoken" }
);

console.log(resource);
```

### Response (200)

```json
{
  "id": "sesrsc_011CZkZCKr6eXym1gWMPdQiu",
  "created_at": "2026-03-15T10:00:00Z",
  "mount_path": "/workspace/example-repo",
  "type": "github_repository",
  "updated_at": "2026-03-15T10:00:00Z",
  "url": "https://github.com/example-org/example-repo",
  "checkout": {
    "name": "main",
    "type": "branch"
  }
}
```