diff --git a/server/im_http.go b/server/im_http.go
index b50781d..004275a 100644
--- a/server/im_http.go
+++ b/server/im_http.go
@@ -8332,7 +8332,18 @@ func meetingNoteListItemPayload(meeting *types.Meeting, files []types.MeetingNot
 
 func meetingNotesDetailPayload(tenantID types.TenantID, meeting *types.Meeting, files []types.MeetingNoteFile, viewer types.Uid) map[string]any {
 	userSummaries := meetingUserSummaries(tenantID, []types.Meeting{*meeting})
-	data := meetingNoteListItemPayload(meeting, files, viewer, userSummaries)
+	meetingData := meetingPayloadWithUserSummaries(meeting, viewer, userSummaries)
+	data := make(map[string]any, len(meetingData)+4)
+	for k, v := range meetingData {
+		data[k] = v
+	}
+	data["meeting"] = meetingData
+	data["note_status"] = types.MeetingNoteStatusEmpty
+	if len(files) > 0 {
+		data["note_status"] = types.MeetingNoteStatusAvailable
+	}
+	data["file_count"] = len(files)
+	data["permissions"] = meetingNotePermissionsPayload(meeting, viewer)
 	fileItems := make([]map[string]any, 0, len(files))
 	for i := range files {
 		fileItems = append(fileItems, meetingNoteFilePayload(&files[i], viewer, userSummaries))
diff --git a/server/im_http_test.go b/server/im_http_test.go
index d8f9e06..1470171 100644
--- a/server/im_http_test.go
+++ b/server/im_http_test.go
@@ -278,6 +278,7 @@ type testMeetingNotesStore struct {
 	createdMeetingID      string
 	createdFileID         string
 	createdIdempotencyKey string
+	createdFile           *types.MeetingNoteFile
 }
 
 type testDailyReportsStore struct {
@@ -685,11 +686,18 @@ func (s *testMeetingNotesStore) CreateFile(_ types.TenantID, uid types.Uid, meet
 	s.createdMeetingID = meetingID
 	s.createdFileID = fileID
 	s.createdIdempotencyKey = idempotencyKey
-	return &types.MeetingNoteFile{
+	if s.createdFile != nil && s.createdFile.MeetingID == meetingID && s.createdFile.UploaderID == uid && s.createdFile.IdempotencyKey == idempotencyKey {
+		file := *s.createdFile
+		return &file, nil
+	}
+	file := &types.MeetingNoteFile{
 		NoteFileID: noteFileID, MeetingID: meetingID, FileID: fileID, UploaderID: uid,
 		FileName: fileID, Status: types.MeetingNoteFileStatusActive, PreviewStatus: "ready", PreviewMode: "native",
 		IdempotencyKey: idempotencyKey, Version: 1, CreatedAt: now, UpdatedAt: now,
-	}, nil
+	}
+	s.createdFile = file
+	s.files = append(s.files, *file)
+	return file, nil
 }
 
 func (s *testMeetingNotesStore) ReplaceFile(_ types.TenantID, uid types.Uid, meetingID, noteFileID, fileID, idempotencyKey string, version int) (*types.MeetingNoteFile, error) {
@@ -2996,7 +3004,9 @@ func TestServeIMMeetingNotesListAndDetail(t *testing.T) {
 	}
 	data = decodeIMHTTPResponse(t, rec).Data.(map[string]any)
 	files := data["files"].([]any)
-	if data["recorder_user_id"] != viewer.UserId() || len(files) != 1 || files[0].(map[string]any)["file_id"] != "file_test" {
+	meetingData := data["meeting"].(map[string]any)
+	if data["recorder_user_id"] != viewer.UserId() || meetingData["recorder_user_id"] != viewer.UserId() || meetingData["start_at"] == "" ||
+		len(files) != 1 || files[0].(map[string]any)["file_id"] != "file_test" {
 		t.Fatalf("unexpected meeting notes detail: %#v", data)
 	}
 }
@@ -3007,9 +3017,30 @@ func TestServeIMMeetingNoteFilesCreate(t *testing.T) {
 	viewer := types.Uid(42)
 	mockStore := expectIMBearer(t, ctrl, "token-1", 7, viewer)
 	mockStore.EXPECT().GetUidString().Return("note-1")
+	mockStore.EXPECT().GetUidString().Return("note-2")
+	now := time.Now().UTC().Round(time.Millisecond)
+	meeting := types.Meeting{
+		MeetingID:   "mtg_test",
+		OrganizerID: viewer,
+		RecorderID:  viewer,
+		Title:       "纪要会",
+		StartAt:     now.Add(-2 * time.Hour),
+		EndAt:       now.Add(-time.Hour),
+		State:       types.MeetingStateEnded,
+		Version:     1,
+		CreatedAt:   now.Add(-3 * time.Hour),
+		UpdatedAt:   now,
+		Participants: []types.MeetingParticipant{
+			{MeetingID: "mtg_test", UserID: viewer, Response: types.MeetingResponseAccepted},
+		},
+	}
+	oldMeetings := store.Meetings
 	oldMeetingNotes := store.MeetingNotes
-	store.MeetingNotes = &testMeetingNotesStore{}
+	notes := &testMeetingNotesStore{}
+	store.Meetings = &testMeetingsStore{meeting: &meeting}
+	store.MeetingNotes = notes
 	defer func() {
+		store.Meetings = oldMeetings
 		store.MeetingNotes = oldMeetingNotes
 	}()
 
@@ -3025,6 +3056,34 @@ func TestServeIMMeetingNoteFilesCreate(t *testing.T) {
 	if data["note_file_id"] != "mnote_note-1" || data["file_id"] != "file_test" || data["version"].(float64) != 1 {
 		t.Fatalf("unexpected note file payload: %#v", data)
 	}
+
+	req = httptest.NewRequest(http.MethodPost, "/v1/im/meetings/mtg_test/notes/files", strings.NewReader(`{"file_id":"file_test"}`))
+	req.Header.Set("Authorization", "Bearer token-1")
+	req.Header.Set("Idempotency-Key", "note-file-1")
+	rec = httptest.NewRecorder()
+	serveIMMeetingResource(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("duplicate status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	duplicate := decodeIMHTTPResponse(t, rec).Data.(map[string]any)
+	if duplicate["note_file_id"] != "mnote_note-1" || len(notes.files) != 1 {
+		t.Fatalf("unexpected idempotent note file payload: data=%#v files=%#v", duplicate, notes.files)
+	}
+
+	req = httptest.NewRequest(http.MethodGet, "/v1/im/meetings/mtg_test/notes", nil)
+	req.Header.Set("Authorization", "Bearer token-1")
+	rec = httptest.NewRecorder()
+	serveIMMeetingResource(rec, req)
+	if rec.Code != http.StatusOK {
+		t.Fatalf("detail status=%d body=%s", rec.Code, rec.Body.String())
+	}
+	detail := decodeIMHTTPResponse(t, rec).Data.(map[string]any)
+	files := detail["files"].([]any)
+	meetingData := detail["meeting"].(map[string]any)
+	if len(files) != 1 || files[0].(map[string]any)["note_file_id"] != "mnote_note-1" ||
+		meetingData["meeting_id"] != "mtg_test" || meetingData["recorder_user_id"] != viewer.UserId() {
+		t.Fatalf("unexpected detail after create: %#v", detail)
+	}
 }
 
 func TestServeIMDailyReportsCreateAndList(t *testing.T) {