What the Diff vs Zed

A detailed comparison to help you choose between What the Diff and Zed.

What the Diff

What the Diff

AI code review summaries for GitHub PRs

Zed

Zed

High-performance multiplayer code editor with AI

Rating4.9 (186 reviews)4.8 (236 reviews)
Pricing Modelfreemiumfreemium
Starting PriceFree tier availableFree tier available
Best ForEngineering teams wanting AI to summarize PRs for faster code reviewPerformance-focused developers wanting the fastest editor with integrated AI
Free Tier
API Access
Team Features
Open Source
Tags
free tierteam features
free tieropen sourcebyok
Visit What the Diff →Visit Zed →

What the Diff

Pros

  • + Automatic PR summaries
  • + Saves review context-setting time
  • + Easy GitHub integration

Cons

  • - Summary only — no deep review
  • - Limited to GitHub
View full What the Diffreview →

Zed

Pros

  • + Blazing fast performance
  • + Native multi-model AI
  • + Real-time collaboration built-in

Cons

  • - Mac only (Linux beta)
  • - Smaller extension ecosystem vs VS Code
View full Zedreview →

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What the Diff vs Zed — Comparison 2026 | ToolSpotter