Secure, isolated computers that AI agents can use to browse, code, and get real work done.
Celesto gives AI agents their own computer. Spin up a sandbox in seconds, let your agent run untrusted code, browse the web, or use a terminal — all isolated from your infrastructure.Open-source projects
SmolVM
Open-source microVM sandbox with sub-second boot and hardware-level isolation.
Agentor
Build production-ready AI agents with tool use, MCP, and agent-to-agent communication.
Managed platform
Celesto Platform
Launch and orchestrate sandboxes at scale with the Celesto SDK. No infrastructure to manage.
Cookbook
Real-world agent templates you can use as starting points.Customer Support
Intent understanding, order tracking, refund workflows, and escalations.
E-commerce
Product discovery, order tracking, returns, and personalized recommendations.
HR & People Ops
Policy lookup, onboarding assistance, and internal HR workflows.
Sales Development
Lead research, email outreach, follow-ups, and CRM synchronization.