diff --git a/crates/df-ai/src/coordinator.rs b/crates/df-ai/src/coordinator.rs
index 502a0c9..3f3a6f9 100644
--- a/crates/df-ai/src/coordinator.rs
+++ b/crates/df-ai/src/coordinator.rs
@@ -10,6 +10,62 @@
 
 use crate::persona::PersonaRegistry;
 use crate::planner::{Plan, SubTask};
+use std::sync::atomic::{AtomicU64, Ordering};
+use std::sync::Arc;
+
+// ---- Token 预算池 ------------------------------------------------------------
+
+/// 全局 Token 预算池(CAS 无锁并发安全)
+/// 多个 SubTask 启动前向预算池申请估算额度,超限时降级串行(不拒绝执行)。
+#[derive(Debug)]
+pub struct TokenBudgetPool {
+    total: AtomicU64,
+    consumed: AtomicU64,
+}
+
+impl TokenBudgetPool {
+    /// 创建预算池。total=0 表示不限制(等价无限)。
+    pub fn new(total: u64) -> Arc<Self> {
+        Arc::new(Self {
+            total: AtomicU64::new(total),
+            consumed: AtomicU64::new(0),
+        })
+    }
+
+    /// 尝试预占额度。成功返回 true,超限返回 false。
+    /// total=0 时不限制,始终返回 true。
+    pub fn try_reserve(&self, estimate: u64) -> bool {
+        let total = self.total.load(Ordering::SeqCst);
+        if total == 0 {
+            return true;
+        }
+        let mut consumed = self.consumed.load(Ordering::SeqCst);
+        loop {
+            if consumed + estimate > total {
+                return false;
+            }
+            match self.consumed.compare_exchange_weak(
+                consumed,
+                consumed + estimate,
+                Ordering::SeqCst,
+                Ordering::SeqCst,
+            ) {
+                Ok(_) => return true,
+                Err(actual) => consumed = actual,
+            }
+        }
+    }
+
+    /// 已消耗额度
+    pub fn consumed(&self) -> u64 {
+        self.consumed.load(Ordering::SeqCst)
+    }
+
+    /// 总预算(0=不限制)
+    pub fn total(&self) -> u64 {
+        self.total.load(Ordering::SeqCst)
+    }
+}
 
 // ---- 枚举 --------------------------------------------------------------------
 
@@ -192,32 +248,140 @@ impl Coordinator {
         DecompositionResult { subtasks, plan }
     }
 
-    /// 分发执行：按 Plan 逐层执行 SubTask
+    /// 分发执行:按 Plan 分层执行 SubTask(层间串行 + 层内并行)
     ///
-    /// Phase 1：串行执行（层内层间均串行），后续可改为 `JoinSet` 并行。
+    /// - 层间串行:上层全部 done 才进下一层(DAG 依赖保证)
+    /// - 层内并行:同层 SubTask 用 tokio::task::JoinSet 并发执行
+    /// - Token 预算超限时降级为串行(不拒绝执行)
     ///
     /// ## 参数
     /// - `plan`: 待执行的 DAG Plan
-    /// - `executor`: 子任务执行函数，
-    ///   签名 `fn(SubTask, AgentPersona) -> Future<Output = ExecutionResult>`
-    ///   传入 owned SubTask 和 AgentPersona 副本，避免生命周期约束。
+    /// - `executor`: 子任务执行函数(接收 SubTask + persona_id 字符串)
+    /// - `budget`: Token 预算池(None=不限制)
     ///
     /// ## 返回值
-    /// 按 Plan 原始顺序排列的执行结果列表。
+    /// 按 Plan 原始 tasks 顺序排列的执行结果列表。
+    pub async fn dispatch_with_budget<F, Fut>(
+        &self,
+        plan: &Plan,
+        executor: F,
+        budget: Option<&Arc<TokenBudgetPool>>,
+    ) -> Vec<ExecutionResult>
+    where
+        F: Fn(SubTask, String) -> Fut + Clone + Send + Sync + 'static,
+        Fut: std::future::Future<Output = ExecutionResult> + Send,
+    {
+        let layers = match plan.to_layers() {
+            Ok(l) => l,
+            Err(_) => {
+                tracing::warn!("[COORDINATOR] DAG 分层失败,降级串行");
+                let mut results = Vec::new();
+                for task in &plan.tasks {
+                    let persona_id = self.registry.recommend_for_intent(&task.intent).id.clone();
+                    let result = executor(task.clone(), persona_id).await;
+                    results.push(result);
+                }
+                return results;
+            }
+        };
+
+        // 预分配每个 SubTask 的 persona_id(避免在 JoinSet 内借用 self)
+        let task_persona: std::collections::HashMap<String, String> = plan
+            .tasks
+            .iter()
+            .map(|t| {
+                (t.id.clone(), self.registry.recommend_for_intent(&t.intent).id.clone())
+            })
+            .collect();
+
+        let mut results_map: std::collections::HashMap<String, ExecutionResult> =
+            std::collections::HashMap::new();
+
+        for (layer_idx, layer) in layers.iter().enumerate() {
+            if layer.len() <= 1 {
+                for task in layer {
+                    let pid = task_persona.get(&task.id).cloned().unwrap_or_default();
+                    let result = executor(task.clone(), pid).await;
+                    results_map.insert(result.subtask_id.clone(), result);
+                }
+                continue;
+            }
+
+            let can_parallel = budget
+                .map(|b| b.try_reserve(10_000))
+                .unwrap_or(true);
+
+            if can_parallel {
+                tracing::info!(
+                    layer = layer_idx,
+                    count = layer.len(),
+                    "[COORDINATOR] 层 {} 并行执行 {} 个子任务",
+                    layer_idx,
+                    layer.len()
+                );
+
+                let mut join_set: tokio::task::JoinSet<ExecutionResult> =
+                    tokio::task::JoinSet::new();
+
+                for task in layer {
+                    let pid = task_persona.get(&task.id).cloned().unwrap_or_default();
+                    let exec = executor.clone();
+                    let task = task.clone();
+                    join_set.spawn(async move {
+                        exec(task, pid).await
+                    });
+                }
+
+                while let Some(join_result) = join_set.join_next().await {
+                    match join_result {
+                        Ok(result) => {
+                            results_map.insert(result.subtask_id.clone(), result);
+                        }
+                        Err(e) => {
+                            tracing::error!("[COORDINATOR] 子任务 panic: {}", e);
+                        }
+                    }
+                }
+            } else {
+                tracing::info!(
+                    layer = layer_idx,
+                    "[COORDINATOR] Token 预算超限,层 {} 降级串行", layer_idx
+                );
+                for task in layer {
+                    let pid = task_persona.get(&task.id).cloned().unwrap_or_default();
+                    let result = executor(task.clone(), pid).await;
+                    results_map.insert(result.subtask_id.clone(), result);
+                }
+            }
+        }
+
+        plan.tasks
+            .iter()
+            .filter_map(|t| results_map.remove(&t.id))
+            .collect()
+    }
+
+    /// 串行 dispatch(降级/Phase 1 兼容路径)
     pub async fn dispatch<F, Fut>(&self, plan: &Plan, executor: F) -> Vec<ExecutionResult>
     where
         F: Fn(SubTask, crate::persona::AgentPersona) -> Fut,
         Fut: std::future::Future<Output = ExecutionResult>,
     {
-        let mut results = Vec::new();
+        self.dispatch_serial(plan, &executor).await
+    }
 
-        // Phase 1：串行逐任务执行（忽略 to_layers 分层，纯顺序执行）
+    /// 内部串行执行(无并行)
+    async fn dispatch_serial<F, Fut>(&self, plan: &Plan, executor: &F) -> Vec<ExecutionResult>
+    where
+        F: Fn(SubTask, crate::persona::AgentPersona) -> Fut,
+        Fut: std::future::Future<Output = ExecutionResult>,
+    {
+        let mut results = Vec::new();
         for task in &plan.tasks {
             let persona = self.registry.recommend_for_intent(&task.intent);
             let result = executor(task.clone(), persona.clone()).await;
             results.push(result);
         }
-
         results
     }
 
@@ -511,4 +675,152 @@ mod tests {
             );
         }
     }
+
+    // -- Token 预算池 --
+
+    #[test]
+    fn tok_01_budget_sufficient() {
+        let pool = TokenBudgetPool::new(100_000);
+        assert!(pool.try_reserve(10_000), "预算充足时应允许");
+        assert_eq!(pool.consumed(), 10_000);
+        assert!(pool.try_reserve(50_000), "剩余充足时应允许");
+        assert_eq!(pool.consumed(), 60_000);
+    }
+
+    #[test]
+    fn tok_02_budget_exceeded() {
+        let pool = TokenBudgetPool::new(100_000);
+        assert!(pool.try_reserve(98_000));
+        assert!(!pool.try_reserve(5_000), "超限应拒绝");
+        assert_eq!(pool.consumed(), 98_000, "拒绝后 consumed 不增");
+    }
+
+    #[test]
+    fn tok_03_concurrent_reserve() {
+        let pool = TokenBudgetPool::new(15_000);
+        // 模拟两个并发申请各 10k,总额 20k > 15k,只有第一个应成功
+        let pool1 = pool.clone();
+        let pool2 = pool.clone();
+        let r1 = pool1.try_reserve(10_000);
+        let r2 = pool2.try_reserve(10_000);
+        // 至少一个成功一个失败(顺序由调度决定)
+        assert!(r1 || r2, "至少一个成功");
+        assert!(!r1 || !r2, "不能两个都成功(总超预算)");
+    }
+
+    #[test]
+    fn tok_04_zero_means_unlimited() {
+        let pool = TokenBudgetPool::new(0);
+        assert!(pool.try_reserve(999_999_999), "total=0 不限制");
+    }
+
+    // -- 并行调度 --
+
+    #[tokio::test]
+    async fn par_01_diamond_dependency() {
+        // A → {B, C} → D,B/C 同层应并行,D 等 B+C 都 done
+        let coord = make_coord();
+        let plan = Plan::from_tasks(vec![
+            SubTask::new("A", "base"),
+            SubTask::new("B", "branch1").with_deps(vec!["A".into()]),
+            SubTask::new("C", "branch2").with_deps(vec!["A".into()]),
+            SubTask::new("D", "final").with_deps(vec!["B".into(), "C".into()]),
+        ]);
+
+        let results = coord.dispatch_with_budget(&plan, |task, persona_id: String| {
+            async move {
+                ExecutionResult {
+                    subtask_id: task.id,
+                    persona_id,
+                    output: format!("executed {}", task.intent),
+                    success: true,
+                }
+            }
+        }, None).await;
+
+        assert_eq!(results.len(), 4, "全部 4 个子任务应有结果");
+        // 结果按 plan.tasks 原始顺序
+        assert_eq!(results[0].subtask_id, "A");
+        assert_eq!(results[1].subtask_id, "B");
+        assert_eq!(results[2].subtask_id, "C");
+        assert_eq!(results[3].subtask_id, "D");
+    }
+
+    #[tokio::test]
+    async fn par_02_parallel_layer_executed() {
+        // 3 个无依赖任务应在同层并行执行
+        let coord = make_coord();
+        let plan = Plan::from_tasks(vec![
+            SubTask::new("t1", "read file1"),
+            SubTask::new("t2", "read file2"),
+            SubTask::new("t3", "read file3"),
+        ]);
+
+        let results = coord.dispatch_with_budget(&plan, |task, persona_id: String| {
+            async move {
+                ExecutionResult {
+                    subtask_id: task.id.clone(),
+                    persona_id,
+                    output: format!("done {}", task.id),
+                    success: true,
+                }
+            }
+        }, None).await;
+
+        assert_eq!(results.len(), 3);
+        for r in &results {
+            assert!(r.success, "所有子任务应成功");
+        }
+    }
+
+    #[tokio::test]
+    async fn par_03_budget_exceeded_degrades_to_serial() {
+        // Token 预算仅够 1 个并行,第 2 个应降级串行(不拒绝)
+        let coord = make_coord();
+        let plan = Plan::from_tasks(vec![
+            SubTask::new("t1", "task1"),
+            SubTask::new("t2", "task2"),
+            SubTask::new("t3", "task3"),
+        ]);
+        let pool = TokenBudgetPool::new(5_000); // 不够 3×10k
+
+        let results = coord.dispatch_with_budget(&plan, |task, persona_id: String| {
+            async move {
+                ExecutionResult {
+                    subtask_id: task.id,
+                    persona_id,
+                    output: String::new(),
+                    success: true,
+                }
+            }
+        }, Some(&pool)).await;
+
+        // 预算超限应降级串行,不拒绝执行
+        assert_eq!(results.len(), 3, "降级串行也应全部执行");
+    }
+
+    #[tokio::test]
+    async fn par_04_single_task_layer_serial() {
+        // 线性链(每层 1 任务)不走并行路径
+        let coord = make_coord();
+        let plan = Plan::from_tasks(vec![
+            SubTask::new("a", "step1"),
+            SubTask::new("b", "step2").with_deps(vec!["a".into()]),
+        ]);
+
+        let results = coord.dispatch_with_budget(&plan, |task, persona_id: String| {
+            async move {
+                ExecutionResult {
+                    subtask_id: task.id,
+                    persona_id,
+                    output: String::new(),
+                    success: true,
+                }
+            }
+        }, None).await;
+
+        assert_eq!(results.len(), 2);
+        assert_eq!(results[0].subtask_id, "a");
+        assert_eq!(results[1].subtask_id, "b");
+    }
 }
diff --git a/src-tauri/src/commands/ai/agentic/mod.rs b/src-tauri/src/commands/ai/agentic/mod.rs
index a59ba53..a89c677 100644
--- a/src-tauri/src/commands/ai/agentic/mod.rs
+++ b/src-tauri/src/commands/ai/agentic/mod.rs
@@ -838,8 +838,9 @@ pub(crate) async fn run_agentic_loop(
     let behavior_prompt = "\n## AI 定位\n你是 DevFlow 的 AI 助手,拥有完整的工具链。用户只负责提需求和审批,所有执行由你完成——读写文件、运行命令、创建项目、搜索代码等都是你直接调用工具完成的。**绝不输出“请在终端执行以下命令”这类指令——你自己用 run_command 工具执行即可。**\n\n## 行为准则\n- 所有操作都通过工具完成,用户不参与执行\n- 优先使用开发工具 IPC,非必要不写独立脚本\n- 脚本需要审批通过才执行,会拖慢工作流\n- 已有 40+ 工具覆盖绝大多数场景,先查工具列表再决定\n- 如果现有工具无法完成任务,告知用户缺少什么能力,建议向 DevFlow 反馈以开发新工具";
     system_prompt = format!("{}\n\n{}\n\n{}", system_prompt, env_prompt, behavior_prompt);
 
-    // ── P0 Coordinator 分解(plan_execution_enabled 时) ──
-    let coordinator_plan =
+    // ── 多 Agent 并行执行:Coordinator 分解(plan_execution_enabled 时) ──
+    // 关闭时退单 Agent(等价原行为);开启时分解意图→Plan,后续 dispatch+merge 走 Coordinator
+    let _coordinator_plan =
         if df_ai::plan_executor::plan_execution_enabled() && conf >= INTENT_CONF_THRESHOLD {
             let coord = Coordinator::new(PersonaRegistry::new());
             let result = coord.decompose(intent.as_str(), &user_text);
diff --git a/src-tauri/src/commands/ai/audit/mod.rs b/src-tauri/src/commands/ai/audit/mod.rs
index 88ba5eb..c8278ef 100644
--- a/src-tauri/src/commands/ai/audit/mod.rs
+++ b/src-tauri/src/commands/ai/audit/mod.rs
@@ -26,7 +26,7 @@ mod diff;
 // path_auth(audit/path_auth.rs):F-260619-03 Phase B/C 路径授权预校验。
 // 第六批从本文件抽离，行为零变更。pub(super) use 供 tests 子模块引用 + process_tool_calls 裸名调用。
 mod path_auth;
-pub(super) use path_auth::{check_file_tool_auth, extract_file_tool_paths, FileToolAuthOutcome};
+pub(super) use path_auth::{check_file_tool_auth, FileToolAuthOutcome};
 
 // approval(audit/approval.rs):F-#97/AE-04/阶段4 审批门控逻辑。
 // 第六批从本文件抽离，行为零变更。use 保持 process_tool_calls 裸名调用。
@@ -38,7 +38,9 @@ use approval::{detect_retry_count, handle_approval_tool};
 // approval.rs 裸名调用 audit_tool_call；pub use 保持 commands::ai::audit::* 路径透明
 // （list_tool_executions 是 #[tauri::command]，ToolExecutionDto 供前端 DTO 序列化）。
 pub mod record;
+#[allow(unused_imports)]
 pub(crate) use record::{audit_tool_call, query_audit_history, record_audit};
+#[allow(unused_imports)]
 pub use record::{list_tool_executions, ToolExecutionDto};
 
 // reason 拼装（resolve_project_label / resolve_task_label / build_approval_reason）
diff --git a/src-tauri/src/commands/ai/audit/record.rs b/src-tauri/src/commands/ai/audit/record.rs
index 00849d5..964414e 100644
--- a/src-tauri/src/commands/ai/audit/record.rs
+++ b/src-tauri/src/commands/ai/audit/record.rs
@@ -73,6 +73,7 @@ pub(crate) async fn audit_tool_call(
 
 /// `audit_tool_call` 的语义别名，功能完全相同。
 /// 命名更符合"记录一条审计"的调用意图，供新代码使用。
+#[allow(dead_code)]
 pub(crate) async fn record_audit(
     repo: &AiToolExecutionRepo,
     conv_id: &str,
@@ -91,6 +92,7 @@ pub(crate) async fn record_audit(
 /// 查询审计历史记录（分页，按 requested_at 倒序）。
 ///
 /// 封装 `list_recent` 添加一层可读语义，方便未来扩展筛选条件。
+#[allow(dead_code)]
 pub(crate) async fn query_audit_history(
     repo: &AiToolExecutionRepo,
     limit: u32,
diff --git a/src-tauri/src/commands/ai/mod.rs b/src-tauri/src/commands/ai/mod.rs
index 3a4024c..6f51560 100644
--- a/src-tauri/src/commands/ai/mod.rs
+++ b/src-tauri/src/commands/ai/mod.rs
@@ -105,9 +105,10 @@ pub enum ErrorType {
     Unknown,
 }
 
-/// AI 聊天事件（推送到前端）
+/// AI 聊天事件(推送到前端)
 #[derive(Debug, Clone, Serialize)]
 #[serde(tag = "type")]
+#[allow(clippy::large_enum_variant, dead_code)]
 pub enum AiChatEvent {
     /// 流式文本片段
     AiTextDelta { delta: String, conversation_id: Option<String> },
@@ -306,6 +307,65 @@ pub enum AiChatEvent {
         /// 灵感全量列表(list_by_query 空 query,等价 list_all)
         ideas: Vec<df_storage::models::IdeaRecord>,
     },
+    /// 多 Agent 并行执行:Plan 创建(Coordinator.decompose 完成后 emit)。
+    /// 前端 PlanProgress 据此展示 DAG 层结构。
+    AiPlanCreated {
+        plan_id: String,
+        /// 按 layer 分组的子任务列表(layer 0 在前)
+        layers: Vec<PlanLayerInfo>,
+        conversation_id: Option<String>,
+    },
+    /// 多 Agent 并行执行:SubTask 状态变更。
+    AiSubTaskStatusChanged {
+        subtask_id: String,
+        plan_id: String,
+        status: String,
+        persona_id: Option<String>,
+        conversation_id: Option<String>,
+    },
+    /// 多 Agent 并行执行:Plan 合并完成。
+    AiMergeCompleted {
+        plan_id: String,
+        /// 合并后的最终产出(前端展示为单条可展开消息)
+        merged_output: String,
+        /// 检测到的冲突列表(空=无冲突)
+        conflicts: Vec<ConflictInfo>,
+        conversation_id: Option<String>,
+    },
+    /// 多 Agent 并行执行:冲突已解决。
+    AiConflictResolved {
+        conflict_id: String,
+        plan_id: String,
+        resolution: String,
+        resolved_by: String,
+        conversation_id: Option<String>,
+    },
+}
+
+/// Plan 层信息(AiPlanCreated 事件的载荷)
+#[derive(Debug, Clone, serde::Serialize)]
+pub struct PlanLayerInfo {
+    /// 本层的子任务列表
+    pub items: Vec<SubTaskInfo>,
+}
+
+/// SubTask 信息(事件载荷)
+#[derive(Debug, Clone, serde::Serialize)]
+pub struct SubTaskInfo {
+    pub id: String,
+    pub persona_id: Option<String>,
+    pub intent: String,
+    pub status: String,
+}
+
+/// 冲突信息(AiMergeCompleted 事件的载荷)
+#[derive(Debug, Clone, serde::Serialize)]
+pub struct ConflictInfo {
+    pub id: String,
+    pub file_path: String,
+    pub conflict_type: String,
+    pub subtask_a: Option<String>,
+    pub subtask_b: Option<String>,
 }
 
 // ============================================================
diff --git a/src/api/types.ts b/src/api/types.ts
index 0e6c68d..c01d94b 100644
--- a/src/api/types.ts
+++ b/src/api/types.ts
@@ -734,3 +734,81 @@ export interface KnowledgeConfig {
   /** embedding 模型名(如 embedding-3) */
   embedding_model: string | null
 }
+
+// ============================================================
+// 多 Agent 并行执行(Plan/SubTask/Conflict)
+// ============================================================
+
+/** Plan 执行状态 */
+export type PlanStatus = 'planning' | 'executing' | 'merging' | 'done' | 'error'
+
+/** SubTask 执行状态 */
+export type SubTaskStatus = 'pending' | 'running' | 'done' | 'error'
+
+/** 冲突解决状态 */
+export type ConflictResolution = 'pending' | 'a' | 'b' | 'merged' | 'manual'
+
+/** 冲突类型 */
+export type ConflictType = 'file' | 'semantic'
+
+/** Plan 记录 */
+export interface PlanRecord {
+  id: string
+  conversation_id: string
+  user_message_id: string | null
+  status: PlanStatus
+  subtask_count: number
+  created_at: string
+  completed_at: string | null
+}
+
+/** SubTask 记录 */
+export interface SubTaskRecord {
+  id: string
+  plan_id: string
+  persona_id: string | null
+  intent: string
+  status: SubTaskStatus
+  layer: number
+  /** 依赖的 SubTask id 列表(JSON 数组字符串,需 parse) */
+  deps: string | null
+  /** Git worktree 分支名(null=非 Git 工程降级串行) */
+  branch: string | null
+  created_at: string
+  completed_at: string | null
+}
+
+/** 冲突记录 */
+export interface ConflictRecord {
+  id: string
+  plan_id: string
+  file_path: string
+  conflict_type: ConflictType
+  subtask_a: string | null
+  subtask_b: string | null
+  diff_a: string | null
+  diff_b: string | null
+  resolution: ConflictResolution
+  resolved_by: 'reviewer' | 'user' | null
+  created_at: string
+  resolved_at: string | null
+}
+
+/** PlanProgress 展示用 DAG 层结构(事件载荷) */
+export interface PlanLayerInfo {
+  items: Array<{
+    id: string
+    persona_id: string | null
+    intent: string
+    status: SubTaskStatus
+  }>
+}
+
+/** 冲突信息(AiMergeCompleted 事件载荷) */
+export interface ConflictInfo {
+  id: string
+  file_path: string
+  conflict_type: ConflictType
+  subtask_a: string | null
+  subtask_b: string | null
+}
diff --git a/src/components/ai/PlanProgress.vue b/src/components/ai/PlanProgress.vue
index 82921ed..4b1c755 100644
--- a/src/components/ai/PlanProgress.vue
+++ b/src/components/ai/PlanProgress.vue
@@ -1,7 +1,7 @@
 <template>
-  <div class="plan-progress" v-if="visible">
+  <div class="plan-progress" v-if="visible && layers.length > 0">
     <div class="plan-progress-header">
-      <span class="plan-progress-title">{{ t('aiChat.planProgress') }}</span>
+      <span class="plan-progress-title">📋 {{ t('aiChat.planProgress') }}</span>
       <span class="plan-progress-count">{{ doneCount }}/{{ totalCount }}</span>
     </div>
     <div class="plan-progress-layers">
@@ -9,45 +9,73 @@
         <div class="plan-layer-label">{{ t('aiChat.planLayer', { n: li + 1 }) }}</div>
         <div class="plan-layer-items">
           <div
-            v-for="(item, ii) in layer"
+            v-for="(item, ii) in layer.items"
             :key="ii"
             class="plan-item"
             :class="'plan-item--' + item.status"
           >
-            <span class="plan-item-icon">
-              <template v-if="item.status === 'done'">&#x2713;</template>
-              <template v-else-if="item.status === 'running'">&#x25B6;</template>
-              <template v-else-if="item.status === 'error'">&#x2717;</template>
-              <template v-else>&#x25CB;</template>
+            <span class="plan-item-icon" :class="'persona-' + (item.persona_id || 'default')">
+              {{ personaIcon(item.persona_id) }}
             </span>
-            <span class="plan-item-label">{{ item.label }}</span>
+            <span class="plan-item-label">{{ item.intent }}</span>
+            <span class="plan-item-status">{{ statusIcon(item.status) }}</span>
           </div>
         </div>
-        <div v-if="li < layers.length - 1" class="plan-layer-arrow">&#x2193;</div>
+        <div v-if="li < layers.length - 1" class="plan-layer-arrow">↓</div>
       </div>
     </div>
+    <!-- 冲突徽章 -->
+    <div v-if="conflicts.length > 0" class="plan-conflicts-badge" @click="emit('show-conflicts')">
+      ⚠ {{ conflicts.length }} 处冲突待处理
+    </div>
   </div>
 </template>
 
 <script setup lang="ts">
 import { computed } from 'vue'
 import { useI18n } from 'vue-i18n'
+import type { PlanLayerInfo, ConflictInfo } from '@/api/types'
 
 const { t } = useI18n()
 
-interface PlanItem {
-  id: string
-  label: string
-  status: 'pending' | 'running' | 'done' | 'error'
-}
-
 const props = defineProps<{
   visible: boolean
-  layers: PlanItem[][]
+  layers: PlanLayerInfo[]
+  conflicts?: ConflictInfo[]
 }>()
 
-const totalCount = computed(() => props.layers.reduce((s, l) => s + l.length, 0))
-const doneCount = computed(() => props.layers.reduce((s, l) => s + l.filter(i => i.status === 'done').length, 0))
+const emit = defineEmits<{
+  (e: 'show-conflicts'): void
+}>()
+
+const conflicts = computed(() => props.conflicts || [])
+
+const totalCount = computed(() =>
+  props.layers.reduce((s, l) => s + l.items.length, 0)
+)
+const doneCount = computed(() =>
+  props.layers.reduce((s, l) => s + l.items.filter(i => i.status === 'done').length, 0)
+)
+
+function personaIcon(personaId: string | null): string {
+  switch (personaId) {
+    case 'coder': return '🔵'
+    case 'reviewer': return '🔍'
+    case 'architect': return '📐'
+    case 'tester': return '🧪'
+    case 'analyst': return '📊'
+    default: return '⚪'
+  }
+}
+
+function statusIcon(status: string): string {
+  switch (status) {
+    case 'done': return '✓'
+    case 'running': return '▶'
+    case 'error': return '✗'
+    default: return '○'
+  }
+}
 </script>
 
 <style scoped>
@@ -67,9 +95,7 @@ const doneCount = computed(() => props.layers.reduce((s, l) => s + l.filter(i =>
 }
 .plan-progress-title { color: var(--df-text); }
 .plan-progress-count { color: var(--df-text-dim); }
-.plan-layer {
-  margin-bottom: 4px;
-}
+.plan-layer { margin-bottom: 4px; }
 .plan-layer-label {
   font-size: 11px;
   color: var(--df-text-dim);
@@ -94,5 +120,19 @@ const doneCount = computed(() => props.layers.reduce((s, l) => s + l.filter(i =>
 .plan-item--running { border-color: var(--df-primary); color: var(--df-primary); }
 .plan-item--error { border-color: var(--df-danger); color: var(--df-danger); }
 .plan-item-icon { font-size: 10px; }
+.plan-item-status { font-size: 10px; font-weight: 700; }
 .plan-layer-arrow { text-align: center; color: var(--df-text-dim); font-size: 10px; }
+.plan-conflicts-badge {
+  margin-top: 8px;
+  padding: 4px 8px;
+  background: var(--df-warning-bg, rgba(255, 193, 7, 0.1));
+  border: 1px solid var(--df-warning, #ffc107);
+  border-radius: 4px;
+  color: var(--df-warning, #ffc107);
+  cursor: pointer;
+  font-size: 11px;
+}
+.plan-conflicts-badge:hover {
+  opacity: 0.8;
+}
 </style>
diff --git a/src/i18n/en/aiChat.ts b/src/i18n/en/aiChat.ts
index f3dbfdc..978b8c6 100644
--- a/src/i18n/en/aiChat.ts
+++ b/src/i18n/en/aiChat.ts
@@ -1,5 +1,9 @@
 export default {
   aiChat: {
+    // ── Multi-Agent parallel execution ──
+    planProgress: 'Execution Plan',
+    planLayer: 'Layer {n}',
+
     // ── Conversation sidebar ──
     sidebarTitle: 'Chats',
     newConversation: 'New chat',
diff --git a/src/i18n/zh-CN/aiChat.ts b/src/i18n/zh-CN/aiChat.ts
index e1d02d3..08bdba4 100644
--- a/src/i18n/zh-CN/aiChat.ts
+++ b/src/i18n/zh-CN/aiChat.ts
@@ -1,5 +1,9 @@
 export default {
   aiChat: {
+    // ── 多 Agent 并行执行 ──
+    planProgress: '执行计划',
+    planLayer: '第 {n} 层',
+
     // ── 对话侧栏 ──
     sidebarTitle: '对话',
     newConversation: '新对话',