Hardware-isolated cloud computers for AI agents, with browser, desktop, shell and file access, pause, resume and forking, via CLI and SDK; Apache-2.0 microVM core you can self-host.
Pricing as listed on the vendor site on Oct 20, 2026: free tier One-time $5 runtime credit for 30 days, no card required (one retained Micro sandbox); paid from $0.015 per hour (Micro, 1 vCPU, 2 GB), prepaid usage, no monthly fee. Compare code sandboxes pricing.
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Head to head
Code Sandboxes
Isolated cloud machines for agents to run code, browse, and use tools.
Secure sandboxes for running AI-generated code. Its public GitHub repo is archived: core development moved to a private codebase in June 2026.
Serverless cloud for running, training, and serving AI workloads, including sandboxes.
Isolated Linux microVMs on Vercel for untrusted or agent-generated code.
Code sandboxes (Devboxes) for AI coding agents, plus evaluations.
Run untrusted or generated code in Linux VMs or isolated Workers on Cloudflare.
Cloud sandboxes for running AI agents, positioned as lower-cost agent infrastructure.
All-in-one agent sandbox with browser, shell, file access, VSCode Server, and MCP in one container.
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.
Isolated microVM sandboxes where AI agents and developers run untrusted code, via REST API, TypeScript and Python SDKs, and an MCP server (beta).