hook-surface:notification

{
  "id": "hook-surface:notification",
  "_kind": "HookSurface",
  "_file": "channels-hooks/hook-surfaces/canonical/lifecycle-and-native-stubs.yaml",
  "_cluster": "channels-hooks",
  "attributes": {
    "eventName": "Notification (canonical)",
    "displayName": "Notification (canonical)",
    "kind": "canonical",
    "direction": "event",
    "blocking": false,
    "family": "in-process",
    "payloadSchema": {
      "type": "object",
      "required": [
        "session_id",
        "transcript_path",
        "message"
      ],
      "properties": {
        "session_id": {
          "type": "string"
        },
        "transcript_path": {
          "type": "string"
        },
        "cwd": {
          "type": "string"
        },
        "message": {
          "type": "string",
          "description": "Human-readable notification body shown to the user."
        }
      }
    },
    "description": "Fires when an agent emits a user-visible notification (Claude\nCode \"Notification\" hook and equivalents). Payload mirrors the\nClaude Code docs.\n"
  },
  "outgoingEdges": [],
  "incomingEdges": [
    {
      "from": "agent-runtime-impl:claude-code.runtime@1.x",
      "to": "hook-surface:notification",
      "kind": "exposes",
      "attributes": {}
    },
    {
      "from": "hook-mapping:notification-claude-code",
      "to": "hook-surface:notification",
      "kind": "maps_hook",
      "attributes": {}
    },
    {
      "from": "hook-surface:claude.notification",
      "to": "hook-surface:notification",
      "kind": "canonicalized_to",
      "attributes": {}
    },
    {
      "from": "background-monitor:example-file-watcher",
      "to": "hook-surface:notification",
      "kind": "emits_hook",
      "attributes": {}
    }
  ]
}