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Cloud Changelog
Containers changelog
26 announcements since September 2025 · 1 GA · 2 previews
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September 20265
durable_object scheduling policy lets Durable Objects choose image and instance size at runtimePreview
Snapshot APIs save and restore point-in-time container filesystem statePreview
Custom instance types no longer have a disk to memory ratio limit, up to 20 GB disk
Can serve as self-hosted execution environment for Codex sessions via the OpenAI Agents API
Observability can be set per container application in Wrangler, overriding the top-level setting
August 20261
July 20261
June 20261
May 20262
April 20264
March 20264
Containers and Sandboxes can call Workers and bindings like KV and R2 over HTTP
Docker Hub images, including private ones, usable directly without pushing to Cloudflare Registry
SSH into running instances using Wrangler for debugging and one-off commands
New command lists all instances of a Container application, with JSON output option