diff --git a/src/agentpool_server/opencode_server/models/events.py b/src/agentpool_server/opencode_server/models/events.py
index fa5506bf7..53936f7c2 100644
--- a/src/agentpool_server/opencode_server/models/events.py
+++ b/src/agentpool_server/opencode_server/models/events.py
@@ -91,7 +91,15 @@ def create(cls, session: Session) -> Self:
 
 
 class SessionDeletedProperties(SessionIdProperties):
-    """Properties for session deleted event."""
+    """Properties for session deleted event.
+
+    Carries the full session ``info`` so OpenCode TUI clients can read
+    ``properties.info.id`` to optimistically hide deleted sessions, matching
+    the upstream OpenCode ``session.deleted`` event schema which includes both
+    ``sessionID`` and ``info``.
+    """
+
+    info: Session
 
 
 class SessionDeletedEvent(OpenCodeBaseModel):
@@ -101,8 +109,8 @@ class SessionDeletedEvent(OpenCodeBaseModel):
     properties: SessionDeletedProperties
 
     @classmethod
-    def create(cls, session_id: str) -> Self:
-        return cls(properties=SessionDeletedProperties(session_id=session_id))
+    def create(cls, session: Session) -> Self:
+        return cls(properties=SessionDeletedProperties(session_id=session.id, info=session))
 
 
 class SessionStatusProperties(SessionIdProperties):
diff --git a/src/agentpool_server/opencode_server/routes/session_routes.py b/src/agentpool_server/opencode_server/routes/session_routes.py
index f25168e4f..79a223b9f 100644
--- a/src/agentpool_server/opencode_server/routes/session_routes.py
+++ b/src/agentpool_server/opencode_server/routes/session_routes.py
@@ -1048,7 +1048,7 @@ async def delete_session(session_id: str, state: StateDep) -> bool:
     session_pool = state.pool.session_pool
     if session_pool is not None and session_pool.sessions.store is not None:
         await session_pool.sessions.store.delete_session(session_id)
-    await state.broadcast_event(SessionDeletedEvent.create(session_id))
+    await state.broadcast_event(SessionDeletedEvent.create(session))
     return True
 
 
diff --git a/tests/servers/opencode_server/test_global_event.py b/tests/servers/opencode_server/test_global_event.py
index 6a5ccbfa8..c7e684244 100644
--- a/tests/servers/opencode_server/test_global_event.py
+++ b/tests/servers/opencode_server/test_global_event.py
@@ -843,7 +843,7 @@ def _build_handled_event(event_type: type) -> Event:  # noqa: PLR0911
     """Build a handled event with session_id='abc' using the appropriate constructor."""
     sid = "abc"
     if event_type is SessionDeletedEvent:
-        return SessionDeletedEvent.create(session_id=sid)
+        return SessionDeletedEvent.create(session=_make_session(sid))
     if event_type is SessionStatusEvent:
         return SessionStatusEvent.create(session_id=sid, status_type="busy")
     if event_type is SessionIdleEvent:
diff --git a/tests/servers/opencode_server/test_sse_compliance.py b/tests/servers/opencode_server/test_sse_compliance.py
index 2201b0c73..6f9d9d17f 100644
--- a/tests/servers/opencode_server/test_sse_compliance.py
+++ b/tests/servers/opencode_server/test_sse_compliance.py
@@ -269,7 +269,7 @@ async def test_tui_filter_all_session_events_pass() -> None:
     session_events: list[Event] = [
         SessionStatusEvent.create(session_id="s1", status_type="busy"),
         SessionCompactedEvent.create(session_id="s1"),
-        SessionDeletedEvent.create(session_id="s1"),
+        SessionDeletedEvent.create(session=_make_session("s1")),
         TodoUpdatedEvent.create(session_id="s1", todos=[]),
         PartDeltaEvent.create(session_id="s1", message_id="m1", part_id="p1", delta="x"),
     ]
@@ -473,6 +473,28 @@ async def test_session_id_in_payload_session_created() -> None:
     assert data["sessionId"] == "top3"
 
 
+@pytest.mark.anyio
+async def test_session_deleted_event_carries_info() -> None:
+    """SessionDeletedEvent carries full ``info`` for OpenCode TUI clients.
+
+    Clients read ``properties.info.id`` to hide deleted sessions.
+
+    Regression test: the event previously only carried ``sessionID`` with no
+    ``info`` field, so the OpenCode TUI's ``event.properties.info.id`` access
+    threw and deleted sessions stayed visible in the session list.
+    """
+    session = _make_session("del1")
+    event = SessionDeletedEvent.create(session=session)
+    # model-level: properties expose both sessionID and info.id
+    assert event.properties.session_id == "del1"
+    assert event.properties.info.id == "del1"
+    # wire-level: serialized payload keeps info.id reachable for the TUI
+    data = json.loads(_serialize_event(event, wrap_payload=False))
+    assert data["type"] == "session.deleted"
+    assert data["properties"]["sessionID"] == "del1"
+    assert data["properties"]["info"]["id"] == "del1"
+
+
 @pytest.mark.anyio
 async def test_session_id_in_payload_message_updated() -> None:
     """MessageUpdatedEvent payload has sessionId at top level."""
@@ -949,11 +971,11 @@ def test_session_id_consistency_command_executed() -> None:
 
 # Re-use the same event factories from test_global_event.py
 _ALL_HANDLED_EVENTS_WITH_SID: list[tuple[str, Event]] = [
-    ("session.deleted", SessionDeletedEvent.create(session_id="ex1")),
+    ("session.deleted", SessionDeletedEvent.create(session=_make_session("ex1"))),
     ("session.status", SessionStatusEvent.create(session_id="ex2", status_type="busy")),
     ("session.idle", SessionCompactedEvent.create(session_id="ex3")),
     ("session.compacted", SessionCompactedEvent.create(session_id="ex4")),
-    ("message.removed", SessionDeletedEvent.create(session_id="ex5")),
+    ("message.removed", SessionDeletedEvent.create(session=_make_session("ex5"))),
     (
         "message.part.delta",
         PartDeltaEvent.create(session_id="ex6", message_id="m1", part_id="p1", delta="x"),