Kent C. Dodds 3/11/2026

Simplifying Containers with Cloudflare Sandboxes

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The article describes a technical migration from Cloudflare Containers to Cloudflare Sandboxes for an FFmpeg audio processing pipeline. It explains the initial complexity of managing container lifecycles with heartbeats and shutdown signals, and how the new Sandboxes API (sandbox.exec()) simplified the architecture by removing this orchestration overhead, integrating the sandbox directly into an existing Worker.

Simplifying Containers with Cloudflare Sandboxes

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