Cline's Explain Changes: Your AI Slop Detector

TL;DR

• Cline's new Explain Changes feature auto-generates plain-English explanations for every code modification
• Cuts PR review time from hours to minutes; catches over-engineering and AI slop before production
• Available now via the Explain Changes button or /explain-changes command for any git diff

What Dropped

Cline just shipped Explain Changes—a feature that automatically explains what your AI assistant (or anyone else) changed in code, why they changed it, and whether it's actually a good idea. It works on Cline's own output or any git diff: commits, branches, PRs, staged changes, even uncommitted work.

The Dev Angle

AI coding assistants write code faster than humans can review it. That creates a trust problem: you either spend 4 hours forensically analyzing a 2,000-line PR, or you approve it based on vibes and hope it doesn't explode in production.

Explain Changes bridges that gap. After Cline completes a task, hit the button and get inline comments explaining every change. Or point the /explain-changes command at any git diff—a teammate's monster PR, yesterday's commits, a feature branch you're merging—and get context-aware explanations instantly.

The real value: it catches AI slop before it ships. Over-engineered solutions, cargo-culted patterns, unnecessary abstractions, breaking changes disguised as improvements—the kind of code that technically works but quietly increases cognitive load and technical debt. If the AI can't explain why it did something in plain English, it probably shouldn't have done it.

Two modes make it flexible. The Explain Changes button works on Cline's own output—perfect for reviewing before merge. The /explain-changes command works on any git diff—perfect for PR reviews, debugging, onboarding, or figuring out what you accidentally changed in the last hour.

Should You Care?

If you're using AI coding assistants (Cline or otherwise), this saves you real time. PR reviews that took 45 minutes now take 5. Junior developers stop approving code they don't understand. Senior developers stop wasting hours on forensic analysis. Teams catch architectural mistakes before they become production incidents.

If you're not using AI coding assistants yet, this is a reason to reconsider. The bottleneck isn't code generation anymore—it's code review and trust. Explain Changes solves that.

The feature is available now. Start with /explain-changes for my last commit and see what you learn about your own code.

How to Use It

For Cline's work: Let Cline complete a task, click Explain Changes, review the inline explanations before merging.

For any git diff: Type /explain-changes [describe what you want explained]. Examples:

• /explain-changes for my last 3 commits
• /explain-changes for PR #666
• /explain-changes between main and feature-auth
• /explain-changes for my uncommitted work
• /explain-changes from v1.0.0 to v2.0.0

The explanations are interactive—click any one to ask follow-up questions about intent, trade-offs, or whether there's a simpler approach.

Why This Matters

AI-assisted development has made code review harder, not easier. PRs are longer, more frequent, and harder to understand. Reviewers either spend hours analyzing diffs or approve based on faith. Junior developers approve code they don't understand because they trust the AI more than themselves. Teams accumulate technical debt as mysterious changes pile up.

Explain Changes flips that dynamic. It makes AI-generated code transparent and reviewable. It turns code review from a bottleneck into a learning opportunity. It catches slop before it reaches production.

This is especially valuable if you're already using Cline's Skills and Websearch features, which let the AI tackle more complex tasks autonomously. More autonomy means more code to review. Explain Changes makes that review actually feasible.

Get started: Read the Explain Changes docs or just try /explain-changes for my last commit right now.

Source: Cline