diff --git a/setup-opencode/action.yml b/setup-opencode/action.yml
index c50ee6a..7e0529d 100644
--- a/setup-opencode/action.yml
+++ b/setup-opencode/action.yml
@@ -221,12 +221,25 @@ runs:
       run: |
         PACKAGE="${{ inputs.package-name }}"
         
-        if command -v $PACKAGE &> /dev/null; then
+        # 通过 npm list 检查包是否安装，而不是检查命令（因为包名和命令名可能不同）
+        INSTALLED_INFO=$(npm list -g $PACKAGE --json --depth=0 2>/dev/null || echo '{}')
+        INSTALLED_VERSION=$(echo "${INSTALLED_INFO}" | grep -o '"version":"[^"]*"' | head -1 | cut -d'"' -f4 || echo "")
+        
+        if [[ -n "${INSTALLED_VERSION}" ]]; then
           echo "install-verified=true" >> $GITHUB_OUTPUT
-          echo "✅ 安装验证成功"
+          echo "✅ 安装验证成功 - 版本: ${INSTALLED_VERSION}"
+          
+          # 尝试查找实际的命令名
+          BIN_DIR="${{ steps.npm-paths.outputs.prefix }}/bin"
+          if [[ -d "${BIN_DIR}" ]]; then
+            COMMANDS=$(ls -1 "${BIN_DIR}" 2>/dev/null | grep -i opencode || echo "")
+            if [[ -n "${COMMANDS}" ]]; then
+              echo "📦 可用命令: ${COMMANDS}"
+            fi
+          fi
         else
           echo "install-verified=false" >> $GITHUB_OUTPUT
-          echo "❌ 安装验证失败"
+          echo "❌ 安装验证失败 - 未找到包 ${PACKAGE}"
           exit 1
         fi
 
@@ -246,16 +259,11 @@ runs:
       run: |
         PACKAGE="${{ inputs.package-name }}"
         
-        if command -v $PACKAGE &> /dev/null; then
-          # 使用 JSON 格式获取版本，更可靠
-          INSTALLED_INFO=$(npm list -g $PACKAGE --json --depth=0 2>/dev/null || echo '{}')
-          VERSION=$(echo "${INSTALLED_INFO}" | grep -o '"version":"[^"]*"' | head -1 | cut -d'"' -f4 || echo "unknown")
-          
-          if [[ "${VERSION}" == "unknown" ]]; then
-            # 备用方案：直接运行命令获取版本
-            VERSION=$($PACKAGE --version 2>/dev/null | grep -oE '[0-9]+\.[0-9]+\.[0-9]+' | head -1 || echo "unknown")
-          fi
-          
+        # 使用 JSON 格式获取版本，更可靠
+        INSTALLED_INFO=$(npm list -g $PACKAGE --json --depth=0 2>/dev/null || echo '{}')
+        VERSION=$(echo "${INSTALLED_INFO}" | grep -o '"version":"[^"]*"' | head -1 | cut -d'"' -f4 || echo "unknown")
+        
+        if [[ "${VERSION}" != "unknown" ]]; then
           echo "version=${VERSION}" >> $GITHUB_OUTPUT
           echo "✅ OpenCode 版本: ${VERSION}"
         else