diff --git a/src/chat/planner_actions/planner.py b/src/chat/planner_actions/planner.py
index 593a458e0..c2255c26b 100644
--- a/src/chat/planner_actions/planner.py
+++ b/src/chat/planner_actions/planner.py
@@ -160,9 +160,8 @@ class ActionPlanner:
             model_set=model_config.model_task_config.planner, request_type="planner"
         )
         # --- 小脑 (新增) ---
-        # TODO: 可以在 model_config.toml 中为 planner_small 单独配置一个轻量级模型
         self.planner_small_llm = LLMRequest(
-            model_set=model_config.model_task_config.planner, request_type="planner_small"
+            model_set=model_config.model_task_config.planner_small, request_type="planner_small"
         )
 
         self.last_obs_time_mark = 0.0
@@ -496,8 +495,7 @@ class ActionPlanner:
 
             if sub_planner_actions:
                 sub_planner_actions_num = len(sub_planner_actions)
-                # TODO: 您可以在 config.toml 的 [chat] 部分添加 planner_size = 5.0 来自定义此值
-                planner_size_config = getattr(global_config.chat, "planner_size", 5.0)
+                planner_size_config = global_config.chat.planner_size
                 sub_planner_size = int(planner_size_config) + (
                     1 if random.random() < planner_size_config - int(planner_size_config) else 0
                 )
diff --git a/src/config/api_ada_configs.py b/src/config/api_ada_configs.py
index b74f1b558..5e53eec4b 100644
--- a/src/config/api_ada_configs.py
+++ b/src/config/api_ada_configs.py
@@ -113,6 +113,7 @@ class ModelTaskConfig(ValidatedConfigBase):
     voice: TaskConfig = Field(..., description="语音识别模型配置")
     tool_use: TaskConfig = Field(..., description="专注工具使用模型配置")
     planner: TaskConfig = Field(..., description="规划模型配置")
+    planner_small: TaskConfig = Field(..., description="小脑（sub-planner）规划模型配置")
     embedding: TaskConfig = Field(..., description="嵌入模型配置")
     lpmm_entity_extract: TaskConfig = Field(..., description="LPMM实体提取模型配置")
     lpmm_rdf_build: TaskConfig = Field(..., description="LPMM RDF构建模型配置")
@@ -147,9 +148,9 @@ class ModelTaskConfig(ValidatedConfigBase):
 class APIAdapterConfig(ValidatedConfigBase):
     """API Adapter配置类"""
 
-    models: List[ModelInfo] = Field(..., min_items=1, description="模型列表")
+    models: List[ModelInfo] = Field(..., min_length=1, description="模型列表")
     model_task_config: ModelTaskConfig = Field(..., description="模型任务配置")
-    api_providers: List[APIProvider] = Field(..., min_items=1, description="API提供商列表")
+    api_providers: List[APIProvider] = Field(..., min_length=1, description="API提供商列表")
 
     def __init__(self, **data):
         super().__init__(**data)
diff --git a/src/config/official_configs.py b/src/config/official_configs.py
index 3989e246c..3a8b46d03 100644
--- a/src/config/official_configs.py
+++ b/src/config/official_configs.py
@@ -92,6 +92,7 @@ class ChatConfig(ValidatedConfigBase):
         default_factory=list, description="启用主动思考的群聊范围，格式：platform:group_id，为空则不限制"
     )
     delta_sigma: int = Field(default=120, description="采用正态分布随机时间间隔")
+    planner_size: float = Field(default=5.0, ge=1.0, description="小脑（sub-planner）的尺寸，决定每个小脑处理多少个action")
 
     def get_current_talk_frequency(self, chat_stream_id: Optional[str] = None) -> float:
         """
diff --git a/template/bot_config_template.toml b/template/bot_config_template.toml
index 89c94fe86..798065b6c 100644
--- a/template/bot_config_template.toml
+++ b/template/bot_config_template.toml
@@ -179,6 +179,9 @@ delta_sigma = 120 # 正态分布的标准差，控制时间间隔的随机程度
 # 实验建议：试试 proactive_thinking_interval=0 + delta_sigma 非常大 的纯随机模式！
 # 结果保证：生成的间隔永远为正数（负数会取绝对值），最小1秒，最大24小时
 
+# --- 大脑/小脑 Planner 配置 ---
+planner_size = 5.0 # 小脑（sub-planner）的尺寸，决定每个小脑处理多少个action。数值越小，并行度越高，但单个小脑的上下文越少。建议范围：3.0-8.0
+
 [relationship]
 enable_relationship = true # 是否启用关系系统
 relation_frequency = 1 # 关系频率，MoFox-Bot构建关系的频率
diff --git a/template/model_config_template.toml b/template/model_config_template.toml
index 0c1783143..fab3ee509 100644
--- a/template/model_config_template.toml
+++ b/template/model_config_template.toml
@@ -1,5 +1,5 @@
 [inner]
-version = "1.3.0"
+version = "1.3.1"
 
 # 配置文件版本号迭代规则同bot_config.toml
 
@@ -142,6 +142,11 @@ model_list = ["siliconflow-deepseek-v3"]
 temperature = 0.3
 max_tokens = 800
 
+[model_task_config.planner_small] #决策（小脑）：负责决定具体action的模型，建议使用速度快的小模型
+model_list = ["qwen3-30b"]
+temperature = 0.5
+max_tokens = 800
+
 [model_task_config.emotion] #负责麦麦的情绪变化
 model_list = ["siliconflow-deepseek-v3"]
 temperature = 0.3