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v2026.8.16.2

FerrisMind/omnivoice-rsv2026.8.16.2Aug 17, 2026by teknium1

AI Summary

A patch release focusing on infrastructure upgrades, protocol support, and runtime hardening for the agent core.

Key Highlights

  • MCP 2.x SDK migration
  • Stateless protocol support
  • Bundled Bot Mode plugin
  • Python runtime hardening
  • Cron scheduler self-heal

New Features

  • MCP 2.x SDK
  • Stateless protocol
  • Bot Mode plugin
  • Runtime hardening

Full Release Notes

# Hermes Agent v0.20.3 (v2026.8.16.2)

**Release Date:** August 16, 2026

> Patch release. This tag rolls up the ~125 PRs merged since v0.20.2 into a stable tagged release for downstream consumers (Docker images, hosted deployments, fresh installs).

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## About this release

Since v0.20.2 (v2026.8.16, tagged earlier today), this window landed **~250 commits** across **~461 files** (+42,613 / −1,641) — **~125 merged PRs** including the MCP 2.x SDK migration and 2026-07-28 stateless protocol support, the bundled Bot Mode (hermes-bots) plugin with the core teammate protocol, the CommandCode provider plugin, subprocess Python runtime ownership hardening (PYTHONHOME/PYTHONPATH isolation), Cua Driver 0.20 runtime contracts for computer use, kanban worktree/dispatch fixes, cron continuity flags, desktop remote-gateway headers and connection self-healing, cron scheduler self-heal (EMFILE recovery, stale-claim reconciliation, wedged-job re-arm), session handoff data-loss fixes, plus a wave of ports from the ecosystem scout slate (plugin install security scanning, /worktree, /rollback hand-edit preservation, UTF-16 file reads, Gemini 3 tool-call ID preservation, and more).

**Full curated release notes for this window will ship with v0.21.0**, which will document everything from v0.20.0 onward — highlights, feature areas, and complete contributor credits. Nothing in this window is skipped.

## Updating

- `hermes update` from an existing install
- Fresh install: `curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.sh | bash`

**Full Changelog**: https://github.com/NousResearch/hermes-agent/compare/v2026.8.16...v2026.8.16.2