Code reviews 2026 Rank: #2978
delta.dev ✓
Review code alongside the agent.
Verdict
A quick read before you dig into the full page.
- Best if
- Review code alongside the agent
- Skip if
- Limited public documentation so far
- Pick this when
- Full context behind every change
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Overview
Delta is a multiplayer coding environment built around agents, from the creators of the Zed editor. The premise is that agents now write code faster than teams can review it, so Delta keeps the full context behind every change — the conversation, prompts, searches, and reasoning that produced a diff — instead of handing reviewers a cold diff.
Teammates and agents work together in shared threads: you invite people in to comment, review, and work alongside the agent in real time, and every code change stays linked to the thread that created it so you can trace how and why the code came to be.
Comments anchor to the conversation or to any line of code and stay pinned as the work evolves. Threads are portable across desktop, web, and cloud runners, staying synchronized throughout.
It's built on DeltaDB, a replicated store that treats the conversation and the worktree as one shared space for developers and agents. Currently in beta with waitlist access.
Access & connections
Where you can use delta.dev.
Platforms
Pros & cons
Pros
- Full context behind every change
- Real-time multiplayer agent threads
- Review starts with reasoning
- Comments anchor to code
- Threads portable across desktop, cloud
- Conversation and worktree synchronized
- Built by Zed's creators
- Granular per-collaborator access controls
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- Traceable prompt-to-code history
- Purpose-built for agent workflows
Cons
- Beta, waitlist only
- No pricing disclosed
- New unproven DeltaDB foundation
- Team/collaborative use assumed
- Likely developer-only audience
- Ecosystem maturity behind incumbents
- Unclear model/agent flexibility
- Cloud runner data considerations
Show 2 more
- Small early-access user base
- Limited public documentation so far
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