diff --git a/conformance_test.go b/conformance_test.go
index 3372b38..988a256 100644
--- a/conformance_test.go
+++ b/conformance_test.go
@@ -63,7 +63,7 @@ func TestGoldenDomain(t *testing.T) {
 	golden(t, "message", sampleMessage())
 	golden(t, "run", sampleRun())
 	golden(t, "project", Project{ID: "prj_abc123def456", Name: "示例项目"})
-	golden(t, "conversation", Conversation{ID: "cnv_abc123def456", ProjectID: "prj_abc123def456", Title: "新会话"})
+	golden(t, "conversation", Conversation{ID: "cnv_abc123def456", ProjectID: "prj_abc123def456", Title: "新会话", AllowCrossRead: true, CrossPrivate: true})
 	golden(t, "artifact", Artifact{ID: "art_abc123def456", ProjectID: "prj_abc123def456", Name: "报告.md", Kind: "document", MIME: "text/markdown", Size: 128})
 }
 
diff --git a/model.go b/model.go
index c64f24e..08f028e 100644
--- a/model.go
+++ b/model.go
@@ -33,6 +33,8 @@ type Conversation struct {
 	ProfileID ID           `json:"profileId,omitempty"` // 空为默认画像
 	Pinned    bool         `json:"pinned,omitempty"`    // 侧栏置顶（方案 A P6/P8：本端组织偏好，服务端权威）
 	Archived  bool         `json:"archived,omitempty"`  // 归档：列表默认隐藏，数据保留
+	AllowCrossRead bool    `json:"allowCrossRead,omitempty"` // 跨会话出站：本会话读取同项目其他会话记录（需项目开关 crossSession.read）
+	CrossPrivate    bool    `json:"crossPrivate,omitempty"`   // 跨会话入站：私有会话，不被他读、不出现在他方列表
 	CreatedAt time.Time    `json:"createdAt"`
 	UpdatedAt time.Time    `json:"updatedAt"`
 }
diff --git a/testdata/golden/conversation.json b/testdata/golden/conversation.json
index 5a2c2b8..7be2dc8 100644
--- a/testdata/golden/conversation.json
+++ b/testdata/golden/conversation.json
@@ -2,6 +2,8 @@
   "id": "cnv_abc123def456",
   "projectId": "prj_abc123def456",
   "title": "新会话",
+  "allowCrossRead": true,
+  "crossPrivate": true,
   "createdAt": "0001-01-01T00:00:00Z",
   "updatedAt": "0001-01-01T00:00:00Z"
 }
diff --git a/ts/types.ts b/ts/types.ts
index e754c42..ef4927b 100644
--- a/ts/types.ts
+++ b/ts/types.ts
@@ -14,6 +14,7 @@ export interface Project {
 export interface Conversation {
   id: ID; projectId: ID; owner?: ID; title: string; profileId?: ID;
   pinned?: boolean; archived?: boolean;
+  allowCrossRead?: boolean; crossPrivate?: boolean;
   createdAt: string; updatedAt: string;
 }