OpenSandbox
General-purpose sandbox platform for AI agent workloads with multi-language SDKs, an MCP server interface, and Docker/Kubernetes runtimes supporting gVisor, Kata Containers, and Firecracker isolation. Covers coding agents, GUI agents, agent evaluation, and RL training scenarios.
Connects to: Claude Code, Playwright, Docker, Kubernetes, Python SDK, TypeScript SDK, Java SDK, Go SDK · · Apache-2.0 12,074★
Use it with an AI agent
Loadbay is an MCP server, so an agent can search the catalog and find this harness:
claude mcp add --transport http loadbay https://loadbay.xyz/api/mcp
- Source: https://github.com/opensandbox-group/OpenSandbox
- This harness as JSON: /api/harnesses/opensandbox
- Agent setup: /setup.md
- Browse all 700+ harnesses on Loadbay