# Resources ## Add Session Resource `BetaManagedAgentsFileResource Beta.Sessions.Resources.Add(ResourceAddParamsparameters, CancellationTokencancellationToken = default)` **post** `/v1/sessions/{session_id}/resources` Add Session Resource ### Parameters - `ResourceAddParams parameters` - `required string sessionID` Path param: Path parameter session_id - `required string fileID` Body param: ID of a previously uploaded file. - `required Type type` Body param - `"file"File` - `string? mountPath` Body param: Mount path in the container. Defaults to `/mnt/session/uploads/`. - `IReadOnlyList betas` Header param: Optional header to specify the beta version(s) you want to use. - `"message-batches-2024-09-24"MessageBatches2024_09_24` - `"prompt-caching-2024-07-31"PromptCaching2024_07_31` - `"computer-use-2024-10-22"ComputerUse2024_10_22` - `"computer-use-2025-01-24"ComputerUse2025_01_24` - `"pdfs-2024-09-25"Pdfs2024_09_25` - `"token-counting-2024-11-01"TokenCounting2024_11_01` - `"token-efficient-tools-2025-02-19"TokenEfficientTools2025_02_19` - `"output-128k-2025-02-19"Output128k2025_02_19` - `"files-api-2025-04-14"FilesApi2025_04_14` - `"mcp-client-2025-04-04"McpClient2025_04_04` - `"mcp-client-2025-11-20"McpClient2025_11_20` - `"dev-full-thinking-2025-05-14"DevFullThinking2025_05_14` - `"interleaved-thinking-2025-05-14"InterleavedThinking2025_05_14` - `"code-execution-2025-05-22"CodeExecution2025_05_22` - `"extended-cache-ttl-2025-04-11"ExtendedCacheTtl2025_04_11` - `"context-1m-2025-08-07"Context1m2025_08_07` - `"context-management-2025-06-27"ContextManagement2025_06_27` - `"model-context-window-exceeded-2025-08-26"ModelContextWindowExceeded2025_08_26` - `"skills-2025-10-02"Skills2025_10_02` - `"fast-mode-2026-02-01"FastMode2026_02_01` - `"output-300k-2026-03-24"Output300k2026_03_24` - `"user-profiles-2026-03-24"UserProfiles2026_03_24` - `"advisor-tool-2026-03-01"AdvisorTool2026_03_01` - `"managed-agents-2026-04-01"ManagedAgents2026_04_01` - `"cache-diagnosis-2026-04-07"CacheDiagnosis2026_04_07` - `"thinking-token-count-2026-05-13"ThinkingTokenCount2026_05_13` - `"server-side-fallback-2026-06-01"ServerSideFallback2026_06_01` - `"fallback-credit-2026-06-01"FallbackCredit2026_06_01` ### Returns - `class BetaManagedAgentsFileResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string FileID` - `required string MountPath` - `required Type Type` - `"file"File` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format ### Example ```csharp ResourceAddParams parameters = new() { SessionID = "sesn_011CZkZAtmR3yMPDzynEDxu7", FileID = "file_011CNha8iCJcU1wXNR6q4V8w", Type = Type.File, }; var betaManagedAgentsFileResource = await client.Beta.Sessions.Resources.Add(parameters); Console.WriteLine(betaManagedAgentsFileResource); ``` #### Response ```json { "id": "sesrsc_011CZkZBJq5dWxk9fVLNcPht", "created_at": "2026-03-15T10:00:00Z", "file_id": "file_011CNha8iCJcU1wXNR6q4V8w", "mount_path": "/uploads/receipt.pdf", "type": "file", "updated_at": "2026-03-15T10:00:00Z" } ``` ## List Session Resources `ResourceListPageResponse Beta.Sessions.Resources.List(ResourceListParamsparameters, CancellationTokencancellationToken = default)` **get** `/v1/sessions/{session_id}/resources` List Session Resources ### Parameters - `ResourceListParams parameters` - `required string sessionID` Path param: Path parameter session_id - `Int limit` Query param: Maximum number of resources to return per page (max 1000). If omitted, returns all resources. - `string page` Query param: Opaque cursor from a previous response's next_page field. - `IReadOnlyList betas` Header param: Optional header to specify the beta version(s) you want to use. - `"message-batches-2024-09-24"MessageBatches2024_09_24` - `"prompt-caching-2024-07-31"PromptCaching2024_07_31` - `"computer-use-2024-10-22"ComputerUse2024_10_22` - `"computer-use-2025-01-24"ComputerUse2025_01_24` - `"pdfs-2024-09-25"Pdfs2024_09_25` - `"token-counting-2024-11-01"TokenCounting2024_11_01` - `"token-efficient-tools-2025-02-19"TokenEfficientTools2025_02_19` - `"output-128k-2025-02-19"Output128k2025_02_19` - `"files-api-2025-04-14"FilesApi2025_04_14` - `"mcp-client-2025-04-04"McpClient2025_04_04` - `"mcp-client-2025-11-20"McpClient2025_11_20` - `"dev-full-thinking-2025-05-14"DevFullThinking2025_05_14` - `"interleaved-thinking-2025-05-14"InterleavedThinking2025_05_14` - `"code-execution-2025-05-22"CodeExecution2025_05_22` - `"extended-cache-ttl-2025-04-11"ExtendedCacheTtl2025_04_11` - `"context-1m-2025-08-07"Context1m2025_08_07` - `"context-management-2025-06-27"ContextManagement2025_06_27` - `"model-context-window-exceeded-2025-08-26"ModelContextWindowExceeded2025_08_26` - `"skills-2025-10-02"Skills2025_10_02` - `"fast-mode-2026-02-01"FastMode2026_02_01` - `"output-300k-2026-03-24"Output300k2026_03_24` - `"user-profiles-2026-03-24"UserProfiles2026_03_24` - `"advisor-tool-2026-03-01"AdvisorTool2026_03_01` - `"managed-agents-2026-04-01"ManagedAgents2026_04_01` - `"cache-diagnosis-2026-04-07"CacheDiagnosis2026_04_07` - `"thinking-token-count-2026-05-13"ThinkingTokenCount2026_05_13` - `"server-side-fallback-2026-06-01"ServerSideFallback2026_06_01` - `"fallback-credit-2026-06-01"FallbackCredit2026_06_01` ### Returns - `class ResourceListPageResponse:` Paginated list of resources attached to a session. - `required IReadOnlyList Data` Resources for the session, ordered by `created_at`. - `class BetaManagedAgentsGitHubRepositoryResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string MountPath` - `required Type Type` - `"github_repository"GitHubRepository` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `required string Url` - `Checkout? Checkout` - `class BetaManagedAgentsBranchCheckout:` - `required string Name` Branch name to check out. - `required Type Type` - `"branch"Branch` - `class BetaManagedAgentsCommitCheckout:` - `required string Sha` Full commit SHA to check out. - `required Type Type` - `"commit"Commit` - `class BetaManagedAgentsFileResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string FileID` - `required string MountPath` - `required Type Type` - `"file"File` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `class BetaManagedAgentsMemoryStoreResource:` A memory store attached to an agent session. - `required string MemoryStoreID` The memory store ID (memstore_...). Must belong to the caller's organization and workspace. - `required Type Type` - `"memory_store"MemoryStore` - `Access? Access` Access mode for an attached memory store. - `"read_write"ReadWrite` - `"read_only"ReadOnly` - `string Description` Description of the memory store, snapshotted at attach time. Rendered into the agent's system prompt. Empty string when the store has no description. - `string? Instructions` Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars. - `string? MountPath` 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. - `string? Name` Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource. - `string? NextPage` Opaque cursor for the next page. Null when no more results. ### Example ```csharp ResourceListParams parameters = new() { SessionID = "sesn_011CZkZAtmR3yMPDzynEDxu7" }; var page = await client.Beta.Sessions.Resources.List(parameters); await foreach (var item in page.Paginate()) { Console.WriteLine(item); } ``` #### Response ```json { "data": [ { "id": "sesrsc_011CZkZBJq5dWxk9fVLNcPht", "created_at": "2026-03-15T10:00:00Z", "file_id": "file_011CNha8iCJcU1wXNR6q4V8w", "mount_path": "/uploads/receipt.pdf", "type": "file", "updated_at": "2026-03-15T10:00:00Z" }, { "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu", "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" } } ], "next_page": "page_MjAyNS0wNS0xNFQwMDowMDowMFo=" } ``` ## Get Session Resource `ResourceRetrieveResponse Beta.Sessions.Resources.Retrieve(ResourceRetrieveParamsparameters, CancellationTokencancellationToken = default)` **get** `/v1/sessions/{session_id}/resources/{resource_id}` Get Session Resource ### Parameters - `ResourceRetrieveParams parameters` - `required string sessionID` Path param: Path parameter session_id - `required string resourceID` Path param: Path parameter resource_id - `IReadOnlyList betas` Header param: Optional header to specify the beta version(s) you want to use. - `"message-batches-2024-09-24"MessageBatches2024_09_24` - `"prompt-caching-2024-07-31"PromptCaching2024_07_31` - `"computer-use-2024-10-22"ComputerUse2024_10_22` - `"computer-use-2025-01-24"ComputerUse2025_01_24` - `"pdfs-2024-09-25"Pdfs2024_09_25` - `"token-counting-2024-11-01"TokenCounting2024_11_01` - `"token-efficient-tools-2025-02-19"TokenEfficientTools2025_02_19` - `"output-128k-2025-02-19"Output128k2025_02_19` - `"files-api-2025-04-14"FilesApi2025_04_14` - `"mcp-client-2025-04-04"McpClient2025_04_04` - `"mcp-client-2025-11-20"McpClient2025_11_20` - `"dev-full-thinking-2025-05-14"DevFullThinking2025_05_14` - `"interleaved-thinking-2025-05-14"InterleavedThinking2025_05_14` - `"code-execution-2025-05-22"CodeExecution2025_05_22` - `"extended-cache-ttl-2025-04-11"ExtendedCacheTtl2025_04_11` - `"context-1m-2025-08-07"Context1m2025_08_07` - `"context-management-2025-06-27"ContextManagement2025_06_27` - `"model-context-window-exceeded-2025-08-26"ModelContextWindowExceeded2025_08_26` - `"skills-2025-10-02"Skills2025_10_02` - `"fast-mode-2026-02-01"FastMode2026_02_01` - `"output-300k-2026-03-24"Output300k2026_03_24` - `"user-profiles-2026-03-24"UserProfiles2026_03_24` - `"advisor-tool-2026-03-01"AdvisorTool2026_03_01` - `"managed-agents-2026-04-01"ManagedAgents2026_04_01` - `"cache-diagnosis-2026-04-07"CacheDiagnosis2026_04_07` - `"thinking-token-count-2026-05-13"ThinkingTokenCount2026_05_13` - `"server-side-fallback-2026-06-01"ServerSideFallback2026_06_01` - `"fallback-credit-2026-06-01"FallbackCredit2026_06_01` ### Returns - `class ResourceRetrieveResponse: A class that can be one of several variants.union` The requested session resource. - `class BetaManagedAgentsGitHubRepositoryResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string MountPath` - `required Type Type` - `"github_repository"GitHubRepository` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `required string Url` - `Checkout? Checkout` - `class BetaManagedAgentsBranchCheckout:` - `required string Name` Branch name to check out. - `required Type Type` - `"branch"Branch` - `class BetaManagedAgentsCommitCheckout:` - `required string Sha` Full commit SHA to check out. - `required Type Type` - `"commit"Commit` - `class BetaManagedAgentsFileResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string FileID` - `required string MountPath` - `required Type Type` - `"file"File` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `class BetaManagedAgentsMemoryStoreResource:` A memory store attached to an agent session. - `required string MemoryStoreID` The memory store ID (memstore_...). Must belong to the caller's organization and workspace. - `required Type Type` - `"memory_store"MemoryStore` - `Access? Access` Access mode for an attached memory store. - `"read_write"ReadWrite` - `"read_only"ReadOnly` - `string Description` Description of the memory store, snapshotted at attach time. Rendered into the agent's system prompt. Empty string when the store has no description. - `string? Instructions` Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars. - `string? MountPath` 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. - `string? Name` Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource. ### Example ```csharp ResourceRetrieveParams parameters = new() { SessionID = "sesn_011CZkZAtmR3yMPDzynEDxu7", ResourceID = "sesrsc_011CZkZBJq5dWxk9fVLNcPht", }; var resource = await client.Beta.Sessions.Resources.Retrieve(parameters); Console.WriteLine(resource); ``` #### Response ```json { "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu", "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" } } ``` ## Update Session Resource `ResourceUpdateResponse Beta.Sessions.Resources.Update(ResourceUpdateParamsparameters, CancellationTokencancellationToken = default)` **post** `/v1/sessions/{session_id}/resources/{resource_id}` Update Session Resource ### Parameters - `ResourceUpdateParams parameters` - `required string sessionID` Path param: Path parameter session_id - `required string resourceID` Path param: Path parameter resource_id - `required string authorizationToken` Body param: New authorization token for the resource. Currently only `github_repository` resources support token rotation. - `IReadOnlyList betas` Header param: Optional header to specify the beta version(s) you want to use. - `"message-batches-2024-09-24"MessageBatches2024_09_24` - `"prompt-caching-2024-07-31"PromptCaching2024_07_31` - `"computer-use-2024-10-22"ComputerUse2024_10_22` - `"computer-use-2025-01-24"ComputerUse2025_01_24` - `"pdfs-2024-09-25"Pdfs2024_09_25` - `"token-counting-2024-11-01"TokenCounting2024_11_01` - `"token-efficient-tools-2025-02-19"TokenEfficientTools2025_02_19` - `"output-128k-2025-02-19"Output128k2025_02_19` - `"files-api-2025-04-14"FilesApi2025_04_14` - `"mcp-client-2025-04-04"McpClient2025_04_04` - `"mcp-client-2025-11-20"McpClient2025_11_20` - `"dev-full-thinking-2025-05-14"DevFullThinking2025_05_14` - `"interleaved-thinking-2025-05-14"InterleavedThinking2025_05_14` - `"code-execution-2025-05-22"CodeExecution2025_05_22` - `"extended-cache-ttl-2025-04-11"ExtendedCacheTtl2025_04_11` - `"context-1m-2025-08-07"Context1m2025_08_07` - `"context-management-2025-06-27"ContextManagement2025_06_27` - `"model-context-window-exceeded-2025-08-26"ModelContextWindowExceeded2025_08_26` - `"skills-2025-10-02"Skills2025_10_02` - `"fast-mode-2026-02-01"FastMode2026_02_01` - `"output-300k-2026-03-24"Output300k2026_03_24` - `"user-profiles-2026-03-24"UserProfiles2026_03_24` - `"advisor-tool-2026-03-01"AdvisorTool2026_03_01` - `"managed-agents-2026-04-01"ManagedAgents2026_04_01` - `"cache-diagnosis-2026-04-07"CacheDiagnosis2026_04_07` - `"thinking-token-count-2026-05-13"ThinkingTokenCount2026_05_13` - `"server-side-fallback-2026-06-01"ServerSideFallback2026_06_01` - `"fallback-credit-2026-06-01"FallbackCredit2026_06_01` ### Returns - `class ResourceUpdateResponse: A class that can be one of several variants.union` The updated session resource. - `class BetaManagedAgentsGitHubRepositoryResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string MountPath` - `required Type Type` - `"github_repository"GitHubRepository` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `required string Url` - `Checkout? Checkout` - `class BetaManagedAgentsBranchCheckout:` - `required string Name` Branch name to check out. - `required Type Type` - `"branch"Branch` - `class BetaManagedAgentsCommitCheckout:` - `required string Sha` Full commit SHA to check out. - `required Type Type` - `"commit"Commit` - `class BetaManagedAgentsFileResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string FileID` - `required string MountPath` - `required Type Type` - `"file"File` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `class BetaManagedAgentsMemoryStoreResource:` A memory store attached to an agent session. - `required string MemoryStoreID` The memory store ID (memstore_...). Must belong to the caller's organization and workspace. - `required Type Type` - `"memory_store"MemoryStore` - `Access? Access` Access mode for an attached memory store. - `"read_write"ReadWrite` - `"read_only"ReadOnly` - `string Description` Description of the memory store, snapshotted at attach time. Rendered into the agent's system prompt. Empty string when the store has no description. - `string? Instructions` Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars. - `string? MountPath` 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. - `string? Name` Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource. ### Example ```csharp ResourceUpdateParams parameters = new() { SessionID = "sesn_011CZkZAtmR3yMPDzynEDxu7", ResourceID = "sesrsc_011CZkZBJq5dWxk9fVLNcPht", AuthorizationToken = "ghp_exampletoken", }; var resource = await client.Beta.Sessions.Resources.Update(parameters); Console.WriteLine(resource); ``` #### Response ```json { "id": "sesrsc_011CZkZCKr6eXyl0gWMOdQiu", "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" } } ``` ## Delete Session Resource `BetaManagedAgentsDeleteSessionResource Beta.Sessions.Resources.Delete(ResourceDeleteParamsparameters, CancellationTokencancellationToken = default)` **delete** `/v1/sessions/{session_id}/resources/{resource_id}` Delete Session Resource ### Parameters - `ResourceDeleteParams parameters` - `required string sessionID` Path param: Path parameter session_id - `required string resourceID` Path param: Path parameter resource_id - `IReadOnlyList betas` Header param: Optional header to specify the beta version(s) you want to use. - `"message-batches-2024-09-24"MessageBatches2024_09_24` - `"prompt-caching-2024-07-31"PromptCaching2024_07_31` - `"computer-use-2024-10-22"ComputerUse2024_10_22` - `"computer-use-2025-01-24"ComputerUse2025_01_24` - `"pdfs-2024-09-25"Pdfs2024_09_25` - `"token-counting-2024-11-01"TokenCounting2024_11_01` - `"token-efficient-tools-2025-02-19"TokenEfficientTools2025_02_19` - `"output-128k-2025-02-19"Output128k2025_02_19` - `"files-api-2025-04-14"FilesApi2025_04_14` - `"mcp-client-2025-04-04"McpClient2025_04_04` - `"mcp-client-2025-11-20"McpClient2025_11_20` - `"dev-full-thinking-2025-05-14"DevFullThinking2025_05_14` - `"interleaved-thinking-2025-05-14"InterleavedThinking2025_05_14` - `"code-execution-2025-05-22"CodeExecution2025_05_22` - `"extended-cache-ttl-2025-04-11"ExtendedCacheTtl2025_04_11` - `"context-1m-2025-08-07"Context1m2025_08_07` - `"context-management-2025-06-27"ContextManagement2025_06_27` - `"model-context-window-exceeded-2025-08-26"ModelContextWindowExceeded2025_08_26` - `"skills-2025-10-02"Skills2025_10_02` - `"fast-mode-2026-02-01"FastMode2026_02_01` - `"output-300k-2026-03-24"Output300k2026_03_24` - `"user-profiles-2026-03-24"UserProfiles2026_03_24` - `"advisor-tool-2026-03-01"AdvisorTool2026_03_01` - `"managed-agents-2026-04-01"ManagedAgents2026_04_01` - `"cache-diagnosis-2026-04-07"CacheDiagnosis2026_04_07` - `"thinking-token-count-2026-05-13"ThinkingTokenCount2026_05_13` - `"server-side-fallback-2026-06-01"ServerSideFallback2026_06_01` - `"fallback-credit-2026-06-01"FallbackCredit2026_06_01` ### Returns - `class BetaManagedAgentsDeleteSessionResource:` Confirmation of resource deletion. - `required string ID` - `required Type Type` - `"session_resource_deleted"SessionResourceDeleted` ### Example ```csharp ResourceDeleteParams parameters = new() { SessionID = "sesn_011CZkZAtmR3yMPDzynEDxu7", ResourceID = "sesrsc_011CZkZBJq5dWxk9fVLNcPht", }; var betaManagedAgentsDeleteSessionResource = await client.Beta.Sessions.Resources.Delete(parameters); Console.WriteLine(betaManagedAgentsDeleteSessionResource); ``` #### Response ```json { "id": "sesrsc_011CZkZBJq5dWxk9fVLNcPht", "type": "session_resource_deleted" } ``` ## Domain Types ### Beta Managed Agents Delete Session Resource - `class BetaManagedAgentsDeleteSessionResource:` Confirmation of resource deletion. - `required string ID` - `required Type Type` - `"session_resource_deleted"SessionResourceDeleted` ### Beta Managed Agents File Resource - `class BetaManagedAgentsFileResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string FileID` - `required string MountPath` - `required Type Type` - `"file"File` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format ### Beta Managed Agents GitHub Repository Resource - `class BetaManagedAgentsGitHubRepositoryResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string MountPath` - `required Type Type` - `"github_repository"GitHubRepository` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `required string Url` - `Checkout? Checkout` - `class BetaManagedAgentsBranchCheckout:` - `required string Name` Branch name to check out. - `required Type Type` - `"branch"Branch` - `class BetaManagedAgentsCommitCheckout:` - `required string Sha` Full commit SHA to check out. - `required Type Type` - `"commit"Commit` ### Beta Managed Agents Memory Store Resource - `class BetaManagedAgentsMemoryStoreResource:` A memory store attached to an agent session. - `required string MemoryStoreID` The memory store ID (memstore_...). Must belong to the caller's organization and workspace. - `required Type Type` - `"memory_store"MemoryStore` - `Access? Access` Access mode for an attached memory store. - `"read_write"ReadWrite` - `"read_only"ReadOnly` - `string Description` Description of the memory store, snapshotted at attach time. Rendered into the agent's system prompt. Empty string when the store has no description. - `string? Instructions` Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars. - `string? MountPath` 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. - `string? Name` Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource. ### Beta Managed Agents Session Resource - `class BetaManagedAgentsSessionResource: A class that can be one of several variants.union` A memory store attached to an agent session. - `class BetaManagedAgentsGitHubRepositoryResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string MountPath` - `required Type Type` - `"github_repository"GitHubRepository` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `required string Url` - `Checkout? Checkout` - `class BetaManagedAgentsBranchCheckout:` - `required string Name` Branch name to check out. - `required Type Type` - `"branch"Branch` - `class BetaManagedAgentsCommitCheckout:` - `required string Sha` Full commit SHA to check out. - `required Type Type` - `"commit"Commit` - `class BetaManagedAgentsFileResource:` - `required string ID` - `required DateTimeOffset CreatedAt` A timestamp in RFC 3339 format - `required string FileID` - `required string MountPath` - `required Type Type` - `"file"File` - `required DateTimeOffset UpdatedAt` A timestamp in RFC 3339 format - `class BetaManagedAgentsMemoryStoreResource:` A memory store attached to an agent session. - `required string MemoryStoreID` The memory store ID (memstore_...). Must belong to the caller's organization and workspace. - `required Type Type` - `"memory_store"MemoryStore` - `Access? Access` Access mode for an attached memory store. - `"read_write"ReadWrite` - `"read_only"ReadOnly` - `string Description` Description of the memory store, snapshotted at attach time. Rendered into the agent's system prompt. Empty string when the store has no description. - `string? Instructions` Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars. - `string? MountPath` 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. - `string? Name` Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource.