general-purpose sandbox platform for AI applications. supports Python, TypeScript, Go. unified API for Docker and Kubernetes runtimes.
use cases
- coding agents
- GUI agents
- agent evaluation
- AI code execution
- RL training
why it matters
every agent that writes code needs isolation. OpenAI’s codex has sandboxing. Claude Code has it. OpenSandbox is the open-source stdlib for safe code execution.
the paradigm: safe execution is infrastructure, not a feature.