Mstro vs Windsurf
Mstro vs Windsurf: Codeium's agentic IDE
Windsurf is a VS Code fork with Cascade agent mode. Mstro is a browser-based orchestration platform for parallel agents.
Summary
Windsurf (from Codeium) ships a VS Code fork with Cascade, an agent that plans and edits across a project. It lives on your desktop, similar to Cursor. Mstro is architecturally different: a CLI runs on each of your machines, and you drive them all from a single browser tab. The killer feature Windsurf can't match: parallel agents on separate git worktrees, supervised from any device.
Feature-by-feature
| Feature | Mstro | Windsurf |
|---|---|---|
| Interface | Browser + CLI | Local VS Code fork |
| Parallel agents on git worktrees | PM Board | No |
| AI backend | Claude (BYOK) | Codeium / GPT / Claude |
| Remote machine support | Yes | Local only |
| Pricing | Free for first 1,000 users + BYOK | Paid subscription |
When Windsurf wins
- You want an AI-native local editor with strong in-file reasoning
- You prefer a Codeium-family product
When Mstro wins
- You want to orchestrate N agents in parallel, not one Cascade session
- You want to supervise AI from your phone or a second machine
- You want Claude-first pricing with BYOK
- You need the Security Bouncer to auto-approve safe tool calls
Our take
Windsurf is another great AI-native local editor. Mstro is the orchestration layer above it. Use Windsurf when you're typing; use Mstro when you want to walk away.
Try Mstro
Free for the first 1,000 users. No credit card. Bring your own Anthropic API key.