Compare code sandboxes
Cosmonic vs Daytona
Two code sandboxes tools for AI agents, side by side. Facts come from each tool's own site.
Cosmonic
cosmonic.comWebAssembly sandboxes for agent code, MCP servers and tools, with no access until you grant it: the free Cosmonic Desktop app (public beta) and Cosmonic Control for Kubernetes. Open source core: CNCF wasmCloud.
Visit Cosmonic
Daytona
daytona.ioSecure sandboxes for running AI-generated code. Its public GitHub repo is archived: core development moved to a private codebase in June 2026.
Visit Daytona| Cosmonic | Daytona | |
|---|---|---|
| What it does | WebAssembly sandboxes for agent code, MCP servers and tools, with no access until you grant it: the free Cosmonic Desktop app (public beta) and Cosmonic Control for Kubernetes. Open source core: CNCF wasmCloud. | Secure sandboxes for running AI-generated code. Its public GitHub repo is archived: core development moved to a private codebase in June 2026. |
| In their words | Cosmonic: Sandbox AI agents and tools | Daytona - Secure Infrastructure for Running AI-Generated Code |
| Open source | No | No |
| Website | cosmonic.com | daytona.io |
| Link checked | 2026-10-20 | 2026-10-20 |
More options:Alternatives to CosmonicAlternatives to DaytonaGuide: Best code sandboxes for AI agents
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