读取会话资源
读取会话上一份附加资源的详情。
先调用「创建会话」，用返回的会话 ID 替换示例 ID。 先调用「添加会话资源」，用返回的资源 ID 替换 sesrsc_123。
/agent/v1/sessions/{session_id}/resources/{resource_id}◐ 部分支持请求参数
session_idstring必填path: Session id (sesn_...), as returned by sessions.create or sessions.list. The same id is also accepted as the session_id query parameter on resource and thread calls, where it must equal the path value.
resource_idstring必填path: Id of a resource attached to the session, as returned by sessions.resources.add or sessions.resources.list.
session_idstring必填query: Session id (sesn_...), as returned by sessions.create or sessions.list. The same id is also accepted as the session_id query parameter on resource and thread calls, where it must equal the path value.
返回
200
支持 file 类型资源的持久化、查询和解除关联，单会话最多 500 条。文件须属于当前租户且有效。默认路径为 /mnt/session/uploads/<file_id>，自定义路径归一到该目录，拒绝父目录遍历。不修改文件内容；本批尚不将资源同步到沙箱。
错误按 Anthropic 错误格式返回（type / message / request_id），参见 错误码
响应
HTTP 200
Successful response
application/json
| 名称 | 类型 | 说明 |
|---|---|---|
| id | string | Resource id, the resource_id of sessions.resources calls. |
| created_at | string | A timestamp in RFC 3339 format |
| mount_path | string | null | string | Path inside the machine where the file is mounted; defaults to /mnt/session/uploads/<file_id>, and custom paths are rooted there. / 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. |
| type | string | Always `github_repository`. A GitHub repository resource; not supported on this platform. / Always `file`. A file resource: an uploaded file mounted into the session's machine. / Always `memory_store`. A memory store resource; not supported on this platform. |
| updated_at | string | A timestamp in RFC 3339 format |
| url | string | Repository URL. |
| checkout | null | object | Branch or commit to check out. |
| checkout.name | string | Branch name to check out. |
| checkout.type | string | Always `branch`. Check out the named branch. / Always `commit`. Check out the commit with the given SHA. |
| checkout.sha | string | Full commit SHA to check out. |
| file_id | string | Id of the uploaded file; it must exist and belong to your tenant. |
| memory_store_id | string | The memory store ID (memstore_...). Must belong to the caller's organization and workspace. |
| access | null | string | Access mode for an attached memory store. |
| 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 | null | string | Per-attachment guidance for the agent on how to use this store. Rendered into the memory section of the system prompt. Max 4096 chars. |
| name | null | string | Display name of the memory store, snapshotted at attach time. Later edits to the store's name do not propagate to this resource. |