Updated March 27, 2026
E2B provides secure cloud sandboxes for AI agents to execute code.
Turns any software into agent-first APIs — reverse-engineers browser workflows into clean REST endpoints for AI agents.
Core capabilities each platform advertises.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Pros
Cons
Choose E2B if you wantChoose if you want
Choose Zatanna if you wantChoose if you want
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.