diff --git a/src/gateway/tool_registry_factory.rs b/src/gateway/tool_registry_factory.rs
index 63b304f..d167352 100644
--- a/src/gateway/tool_registry_factory.rs
+++ b/src/gateway/tool_registry_factory.rs
@@ -7,7 +7,7 @@ use crate::storage::{MemoryRepository, SchedulerJobRepository, SkillEventReposit
 use crate::tools::{
     BashTool, CalculatorTool, FileEditTool, FileReadTool, FileWriteTool,
     HttpRequestTool, MemoryManageTool, MemorySearchTool,
-    SchedulerManageTool, SessionMessageSender, SessionSendTool, SkillActivateTool, SkillListTool,
+    SchedulerManageTool, SessionMessageSender, SessionSendTool, SkillActivateTool,
     SkillManageTool, SubAgentRuntime, TaskTool, TimeTool,
     ToolRegistry, WebFetchTool,
 };
@@ -102,9 +102,6 @@ impl ToolRegistryFactory {
                 self.skill_events.clone(),
             ));
         }
-        if self.is_enabled("skill_list") {
-            registry.register(SkillListTool::new(self.skills.clone()));
-        }
         if self.is_enabled("skill_manage") {
             registry.register(SkillManageTool::new(self.skills.clone()));
         }
@@ -180,9 +177,6 @@ impl ToolRegistryFactory {
                 self.skill_events.clone(),
             ));
         }
-        if self.is_enabled("skill_list") {
-            registry.register(SkillListTool::new(self.skills.clone()));
-        }
 
         // 进度通知工具
         if self.is_enabled("session_send") {
diff --git a/src/tools/mod.rs b/src/tools/mod.rs
index 4c62faa..2afc902 100644
--- a/src/tools/mod.rs
+++ b/src/tools/mod.rs
@@ -33,7 +33,7 @@ pub use session_send::{
 };
 pub use schema::{CleaningStrategy, SchemaCleanr};
 pub use skill_activate::SkillActivateTool;
-pub use skill_manage::{SkillListTool, SkillManageTool};
+pub use skill_manage::SkillManageTool;
 pub use task::{
     DefaultSubAgentRuntime, InMemoryTaskRepository, SubAgentRuntime, SubAgentRuntimeConfig,
     TaskError, TaskRepository, TaskTool,
diff --git a/src/tools/skill_manage.rs b/src/tools/skill_manage.rs
index 6282d86..7a511a7 100644
--- a/src/tools/skill_manage.rs
+++ b/src/tools/skill_manage.rs
@@ -10,22 +10,12 @@ pub struct SkillManageTool {
     skills: Arc<SkillRuntime>,
 }
 
-pub struct SkillListTool {
-    skills: Arc<SkillRuntime>,
-}
-
 impl SkillManageTool {
     pub fn new(skills: Arc<SkillRuntime>) -> Self {
         Self { skills }
     }
 }
 
-impl SkillListTool {
-    pub fn new(skills: Arc<SkillRuntime>) -> Self {
-        Self { skills }
-    }
-}
-
 #[async_trait]
 impl Tool for SkillManageTool {
     fn name(&self) -> &str {
@@ -33,7 +23,16 @@ impl Tool for SkillManageTool {
     }
 
     fn description(&self) -> &str {
-        "Manage PicoBot skills stored under .picobot/skills or ~/.picobot/skills, while discovery also reads .agents/skills, ~/.agents/skills, .openclaw/skills, and ~/.openclaw/skills. Supports actions: list, get, create, update, delete, disable, reload."
+        "Manage PicoBot skills. Actions: list, get, create, update, delete, disable, reload.\n\n\
+        Skill Structure:\n\
+        - Folder name: kebab-case (lowercase with hyphens, e.g., 'my-cool-skill')\n\
+        - Required: SKILL.md with YAML frontmatter + Markdown body\n\
+        - Optional folders: scripts/, references/, assets/\n\
+        - Storage: .picobot/skills/{name}/SKILL.md or ~/.picobot/skills/{name}/SKILL.md\n\n\
+        Installing from Zip:\n\
+        - Extract skill folders to skills/ directory\n\
+        - If zip contains multiple skills, extract each subfolder separately\n\
+        - Final structure: skills/{skill-name}/SKILL.md"
     }
 
     fn parameters_schema(&self) -> serde_json::Value {
@@ -52,7 +51,7 @@ impl Tool for SkillManageTool {
                 },
                 "name": {
                     "type": "string",
-                    "description": "Skill name"
+                    "description": "Skill folder name in kebab-case (e.g., 'my-cool-skill', 'code-review'). Must match the folder name under .picobot/skills/ or ~/.picobot/skills/"
                 },
                 "names": {
                     "type": "array",
@@ -241,37 +240,6 @@ impl Tool for SkillManageTool {
     }
 }
 
-#[async_trait]
-impl Tool for SkillListTool {
-    fn name(&self) -> &str {
-        "skill_list"
-    }
-
-    fn description(&self) -> &str {
-        "List currently discovered PicoBot skills as a read-only operation. Use this when you only need to inspect available skills without modifying them."
-    }
-
-    fn parameters_schema(&self) -> serde_json::Value {
-        json!({
-            "type": "object",
-            "properties": {},
-            "additionalProperties": false
-        })
-    }
-
-    fn read_only(&self) -> bool {
-        true
-    }
-
-    async fn execute(&self, _args: serde_json::Value) -> anyhow::Result<ToolResult> {
-        Ok(ToolResult {
-            success: true,
-            output: serde_json::to_string_pretty(&list_skills_payload(&self.skills))?,
-            error: None,
-        })
-    }
-}
-
 fn error_result(message: &str) -> ToolResult {
     ToolResult {
         success: false,