v2026.9.25.4

stepfun-ai/Step-Audiov2026.9.25.4Sep 26, 2026by synoet

Upgrading?

AI Summary

A maintenance release containing bug fixes for the agents, agent harness, and web feature flags to improve stability during availability loads and command routing.

Key Highlights

  • Fix composer growth from zero after offscreen mount
  • Keep last agent while availability loads
  • Route commands away from draining replicas

New Features

  • Agent availability stability
  • Command routing stability
  • Feature flag caching from PostHog

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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