Get Session Graph Element

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POST /revisions/:id/data/query (Command: get_session_graph_element)

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Request Body

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Response

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Errors

• invalid_graph_envelope — the alias does not exist or its value.type is not "graph".
• not_found (404) — no element with that element_id exists in the graph.

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Example

{
  "engine": "workflow_blobhub",
  "command": "get_session_graph_element",
  "session_id": "sess_001",
  "alias": "task_graph",
  "element_id": "task:1"
}

{
  "element": {
    "element_id": "task:1",
    "type": "vertex",
    "labels": ["task"],
    "props": { "title": "Research", "status": "in_progress" },
    "rev": 2,
    "created_at": "2026-06-06T10:00:00.000000+00:00",
    "updated_at": "2026-06-06T10:00:01.000000+00:00",
    "user_id": "usr_001"
  }
}

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See also

• Graph session object — envelope shape and element schema.
• Apply Session Graph Mutations — write vertices and edges.
• Get Session Graph Elements — fetch multiple elements by id in one call.
• List Session Graph Elements — paginate all elements.
• List Session Graph Neighbors — fetch neighbors of a set of vertices.
• Query Session Graph — traverse the graph with a query AST.