▸ Purpose-built, widely used sandboxes for agent code; open-source SDK.
Cloud sandboxes for AI agents to run code, browse and use tools.
Run agent-generated code in a sandbox
Quick answer: Best overall to run agent-generated code in a sandbox: E2B. Purpose-built, widely used sandboxes for agent code; open-source SDK. Runner-up: Daytona (Very fast sandbox startup, open source core). Also strong: Modal. We list 4 tools below, ranked by quality and fit.
Isolated cloud environments for agents to execute code and tools.
Top picks, ranked
▸ Very fast sandbox startup, open source core.
Secure, elastic sandbox infrastructure for running AI-generated code.
▸ Sandboxes plus GPUs on one serverless platform.
Serverless cloud for AI workloads including sandboxes.
▸ Hooks for Claude Code/Codex and AAP SDKs so risky tool calls wait for approval.
Open-source human approval layer that intercepts agent tool calls and routes risky ones to people.
Related use cases
Trace, debug and evaluate agentsBuild an AI agent in codeBuild agent workflows without codingLaunch a phone/voice AI agentLet an agent use a web browserGive your agent live web search and data
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