Introducing Claude Managed Agents with Modal Sandboxes | Modal Blog
May 19, 2026

Summary
This post details the integration of Modal Sandboxes with Anthropic's Claude Managed Agents. It highlights how Modal Sandboxes provide a secure and isolated environment for running tool calls within agentic workflows. The post emphasizes Modal's capabilities such as fast startup with custom images (demonstrated with an example of installing ffmpeg, imagemagick, and mediainfo), persistence options (Volumes and various snapshot types), cost-efficient burst pricing, network security (connect tokens), and scalable compute resources (CPU, memory, GPU). It also includes testimonials from Mason AI, DoorDash, and Blend, showcasing the benefits of this integration for enterprise AI agent development.
More from the Sandboxed Code Execution trail
- Runtime Roundup: VM Sandboxes, Multi-node clusters, and more | Modal Blog
- VM Sandboxes: Full computers for agents | Modal Blog
- Sidecars: A low-latency trust boundary for Sandboxes | Modal Blog
- Product updates: Sandbox Sidecars, new models, a refreshed dashboard, and more | Modal Blog
- Devin Outposts on Modal | Modal Blog