Query session details¶

Read the display information of a visible session and associate it with the current task. Query parameters can be used to limit the range of agents read.

GET https://moi.matrixorigin.cn/newmoi/workspaces/{workspace_id}/conversations/{conversation_id}

Preparation before calling¶

First query the session list or create session] to obtain the session ID. Prepare the personal access token, target workspace ID, and session ID that have access to the target workspace.

The example below uses:

$AI_STUDIO_API_KEY: The actual personal access token, passed through the X-API-Key Header.
$WORKSPACE_ID: Target workspace ID, passed through X-Workspace-ID Header.
$CONVERSATION_ID: The session ID to query.
$AGENT_ID: Optional agent filter ID.

Request example¶

curl --get "https://moi.matrixorigin.cn/newmoi/workspaces/$WORKSPACE_ID/conversations/$CONVERSATION_ID" \
  -H "X-API-Key: $AI_STUDIO_API_KEY" \
  -H "X-Workspace-ID: $WORKSPACE_ID" \
  --data-urlencode "agent_id=$AGENT_ID"

Path parameters¶

Parameters	Type	Is it required	Description
`workspace_id`	string	Yes	Current workspace ID, must be consistent with `X-Workspace-ID`.
`conversation_id`	string	Yes	The session ID to query.

Query parameters¶

Parameters	Type	Is it required	Description
`agent_id`	string	No	Only sessions belonging to this agent are returned. Does not filter by agent ID when not provided.
`agent_workspace_id`	string	No	ID of the workspace to which the agent belongs. When not provided, and `agent_id` is specified, the current workspace is used; only the current workspace or the system workspace can be specified.

Successful response¶

Returns 200 on success. data is the complete display information of the current session.

{
  "code": 0,
  "data": {
    "id": "conv_01",
    "workspace_id": "ws_01",
    "agent_workspace_id": "ws_01",
    "agent_id": "agent_01",
    "agent_summary": {
      "id": "agent_01",
      "display_name": "销售分析助手",
      "available": true
    },
    "title": "销售分析",
    "status": "active",
    "purpose": "chat",
    "visibility": "visible",
    "pinned": true,
    "head_message_id": "msg_01",
    "active_task_id": "task_01",
    "last_message_at": "2026-01-02T15:04:05Z",
    "created_at": "2026-01-02T15:04:05Z",
    "updated_at": "2026-01-02T15:04:05Z"
  }
}

The response fields are as follows.

Field	Type	Description
`code`	integer	`0` on success.
`data.id`	string	Session ID.
`data.workspace_id`	string	ID of the workspace to which the session belongs.
`data.agent_workspace_id`	string	ID of the workspace to which the agent belongs.
`data.agent_id`	string	Agent ID.
`data.agent_summary`	object	Agent display summary; can contain `id`, `display_name`, `avatar_ref`, `status`, `available`, and `unavailable_reason`.
`data.title`	string	Session title; not returned if not set.
`data.status`	string	Session status.
`data.purpose`	string	Session use.
`data.visibility`	string	Session visibility.
`data.pinned`	boolean	Whether to pin it to the top.
`data.head_message_id`	string	Recent message ID; does not return if there is no message yet.
`data.active_task_id`	string	Current active task ID; does not return if there is no active task.
`data.last_message_at`	string	Last message time; does not return if there is no message yet.
`data.created_at`	string	Creation and last update times, in RFC 3339 format.
`data.updated_at`	string	Creation and last update times, in RFC 3339 format.

Error response¶

{
  "code": 3,
  "message": "会话不存在"
}

Common HTTP errors¶

HTTP status code	error code	Common causes	Recommended actions
`400`	`2`（`INVALID_ARGUMENT`）	The path parameter or agent query parameter is empty, contains disallowed path separators, or the agent workspace is outside the allowed range.	Check the session IDs, `agent_id` and `agent_workspace_id`.
`404`	`3`（`NOT_FOUND`）	The session does not exist, is not visible, or does not belong to the specified agent scope.	Confirm the session ID and filter conditions; remove the agent filter if necessary and try again.
`500`	`1`（`INTERNAL`）	The server cannot read the session or generate agent display information.	Record the request time and error message and try again.
`503`	`15`（`UNAVAILABLE`）	Session service is temporarily unavailable.	Try again later.

Follow-up operations¶

Use Query session messages to read the saved messages in the conversation, or use Update session to modify the title, status and pinned status.

Last updated on Sep 3, 2026