diff --git a/index.ts b/index.ts
index 9d11179..f958e86 100644
--- a/index.ts
+++ b/index.ts
@@ -330,18 +330,21 @@ async function runPlugin(ctx: any, options: any, dataDir: string) {
         parts.push(`<details>\n<summary>Thinking</summary>\n\n${step.reasoning}\n\n</details>`)
       }
 
-      // Tool calls
+      // Tool calls — all in one spoiler with tool names in summary
       if (step.tools.length > 0) {
+        const toolNames = step.tools.map(t => t.name).join(", ")
+        parts.push(`<details>\n<summary>🔧 ${toolNames}</summary>\n\n`)
         for (const tool of step.tools) {
-          parts.push(`<details>\n<summary>🔧 ${tool.name}</summary>\n\n`)
-          parts.push(`<b>Args:</b>\n\`\`\`\n${tool.args}\n\`\`\`\n\n`)
+          parts.push(`<b>${tool.name}</b>\n`)
+          parts.push(`<b>Args:</b>\n\`\`\`\n${tool.args}\n\`\`\`\n`)
           if (tool.failed) {
-            parts.push(`<b>Failed:</b> ${tool.result}\n\n`)
+            parts.push(`<b>Failed:</b> ${tool.result}\n`)
           } else {
-            parts.push(`<b>Result:</b>\n\`\`\`\n${tool.result}\n\`\`\`\n\n`)
+            parts.push(`<b>Result:</b>\n\`\`\`\n${tool.result}\n\`\`\`\n`)
           }
-          parts.push(`</details>`)
+          parts.push("\n")
         }
+        parts.push(`</details>`)
       }
 
       // Separator before text