diff --git a/packages/coding-agent/examples/extensions/README.md b/packages/coding-agent/examples/extensions/README.md
index 5e5da8f5..52a7be37 100644
--- a/packages/coding-agent/examples/extensions/README.md
+++ b/packages/coding-agent/examples/extensions/README.md
@@ -33,6 +33,7 @@ cp permission-gate.ts ~/.pi/agent/extensions/
 | `question.ts` | Demonstrates `ctx.ui.select()` for asking the user questions with custom UI |
 | `questionnaire.ts` | Multi-question input with tab bar navigation between questions |
 | `tool-override.ts` | Override built-in tools (e.g., add logging/access control to `read`) |
+| `minimal-mode.ts` | Override built-in tool rendering for minimal display (only tool calls, no output in collapsed mode) |
 | `truncated-tool.ts` | Wraps ripgrep with proper output truncation (50KB/2000 lines) |
 | `antigravity-image-gen.ts` | Generate images via Google Antigravity with optional save-to-disk modes |
 | `ssh.ts` | Delegate all tools to a remote machine via SSH using pluggable operations |