v2026.9.25.4

cloudflare/agentsv2026.9.25.4Sep 26, 2026by synoet

Upgrading?

AI Summary

This release includes fixes for agent composer behavior, agent harness routing, and web feature flags initialization to improve stability during load states.

Key Highlights

  • Fixed composer growing from zero after an offscreen mount.
  • Fixed keeping the last agent available while its status loads.
  • Fixed agent harness routing to direct commands away from draining replicas.
  • Fixed web feature flags to start from PostHog's cache.

Full Release Notes

## What's Changed
* fix(agents): don't grow the composer from zero after an offscreen mount by @synoet in https://github.com/macro-inc/macro/pull/7030
* fix(agents): keep the last agent while its availability loads by @synoet in https://github.com/macro-inc/macro/pull/7029
* fix(agent_harness): route commands away from a draining replica by @404Wolf in https://github.com/macro-inc/macro/pull/7024
* fix(web): start feature flags from PostHog's cache by @synoet in https://github.com/macro-inc/macro/pull/7027


**Full Changelog**: https://github.com/macro-inc/macro/compare/v2026.9.25.3...v2026.9.25.4

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