v2026.9.25.4

iii-hq/iiiv2026.9.25.4Sep 26, 2026by synoet

Upgrading?

AI Summary

This patch release addresses stability issues with the agent composer and routing logic to prevent errors during availability checks and replica draining. It also optimizes how feature flags are loaded from PostHog's cache.

Key Highlights

  • Fix for agent composer growing from zero after offscreen mount
  • Fix for agent availability loading state
  • Fix for routing commands away from draining replicas
  • Optimization for feature flag loading from PostHog 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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