Changelog
Headmaster releases
Track the latest updates and features. Headmaster ships continuously with improvements to agent capabilities, integrations, security, and performance.
Surface
June 2026
“The Surface release”
- •Desktop App — one-click install for macOS, Windows, and Linux with in-app updates, drag-and-drop file support, and keyboard shortcuts
- •Full Admin Panel — manage messaging channels, model configs, credentials, webhooks, and agent memory from your browser
- •Quick Setup — pick a model and start working locally
- •Smart Model Search — type a few letters and find the right model instantly
- •Undo — back up recent turns, edit a message, keep the conversation going
- •Simplified Chinese language support across Desktop and Dashboard
Velocity
May 2026
“The Velocity release”
- •Architecture overhaul — core agent engine streamlined and redistributed across focused modules for reliability and speed
- •Multi-Agent Platform — automatic task breakdown, swarm coordination, per-task model selection, and drag-to-delete task management
- •Cold-Start Performance — launch time cut from 700ms to under 260ms. Mobile launch from 2.9s to under 1s
Interface
April 2026
“The Interface release”
- •Complete interface redesign with live streaming and clipboard support
- •AWS Bedrock cloud models — native integration
- •GPT-5.5 support with automatic model discovery
- •Two more messaging platforms — now supporting 17 total
- •Plugin system — custom slash commands, tool dispatch, pre-call filters, result transforms, dashboard tabs
- •Mid-run steering — redirect an agent mid-task without breaking context
- •Shell hooks — trigger scripts on agent lifecycle events
- •Push notification delivery for zero-latency alerts
- •Smarter subagent delegation — orchestrator role, concurrent coordination, configurable depth limits
- •Extensible dashboard with themes, language support, and mobile-responsive layout
Tool
April 2026
“The Tool Gateway release”
- •Built-in tool suite — web search, image generation, text-to-speech, browser automation — available locally, no extra API keys needed for the bundled tools
Everywhere
April 2026
“The Everywhere release”
- •Native mobile support — run Headmaster on Android devices
- •iMessage integration — reach your agent through Apple Messages
- •Chinese messaging platforms fully supported
- •Local web dashboard for managing agents, sessions, and skills
- •Fast Mode — priority processing for time-sensitive tasks
- •Background process monitoring with real-time pattern detection
- •Pluggable context engine via plugin system
- •Full backup and restore — export and import your entire agent state
- •14 messaging platforms supported
- •Comprehensive security hardening
Intelligence
April 2026
“The Intelligence release”
- •Auto-notifications — agent picks up results when background tasks finish, no polling needed
- •Live model switching — change models mid-session on any platform
- •Self-healing tool use — agent diagnoses and patches its own failure modes
- •Google AI Studio (Gemini) native integration
- •Smart timeouts — only truly idle agents expire
- •Approval buttons on Slack and Telegram with native platform UI
- •OAuth 2.1 security with malware scanning for external tools
- •Plugin system — CLI subcommands, session lifecycle hooks, API hooks with event tracking
Resilience
April 2026
“The Resilience release”
- •Pluggable memory providers — connect vector stores, custom databases, or managed memory services
- •Credential rotation — automatic least-used key selection across providers
- •Anti-detection browser backend for persistent web sessions
- •Inline diff previews on file edits
- •Editor integration — VS Code, Zed, and JetBrains agents pipe directly into Headmaster
- •Secret exfiltration blocking — URL encoding, base64, and prompt injection attacks all stopped
- •Continuous API session handling with real-time tool streaming
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