0.4.0 v2026.8.31
siteboon/claudecodeuiAug 31, 2026 → Aug 31, 20260 days between releases
What's New
Bot Mode is now bundled and enabled by default, shifting from browser automation to an AI agent platform.
Breaking Changes
- Bot Mode is now bundled and enabled by default (previously opt-in).
- Agent-instruction files now require write approval.
New Features
- Bot Mode Society with avatars and group chats.
- Peer-to-peer messaging via `hermes peer`.
- Persistent Cron Memory for scheduled agents.
- Live Subagent Steering capabilities.
- MCP Command Center with drag-and-drop import.
Upgrade Notes
Bot Mode is now enabled by default; previously it was likely opt-in. Agent instruction files now require explicit write approval. Use `hermes peer` for new bot-to-bot messaging.
The Two Releases
0.4.0
Aug 31, 2026· 2 months ago
A major feature release introducing WebDriver BiDi, PDF dumping, Ad blocker support, and changes default resource loading behavior for iframes and workers.
Full release notesHermes Agent v0.21.0 (v2026.8.31)
Aug 31, 2026· 2 months ago
The 'Pantheon Release' is a major update bundling Bot Mode into the desktop app, introducing persistent cron jobs, live subagent steering, and a unified MCP dashboard.
Full release notes