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v2026.8.16

NousResearch/hermes-agentv2026.8.16Aug 16, 2026by teknium1

AI Summary

This patch release rolls up ~397 PRs featuring desktop multi-gateway Connections registry, profile-scoped refreshes and MCP health checks, and CLI Windows update probes. It also includes Kitty keyboard protocol, chat `-c` hardening, persisted model routes, /loop completion, Telegram DM topics, prompt caching for LiteLLM Claude, cron hardening, and installer robustness on Linux and Windows.

Key Highlights

  • Desktop multi-gateway Connections registry
  • Profile-scoped refreshes and auth resolution
  • CLI Windows update probes and Kitty keyboard protocol
  • Persisted model routes and /loop completion
  • Telegram DM topics

New Features

  • Desktop multi-gateway Connections registry
  • Profile-scoped refreshes and MCP health checks
  • CLI Windows update probes
  • Kitty keyboard protocol
  • Chat `-c` hardening
  • Persisted model routes
  • /loop completion
  • Telegram DM topics
  • Prompt caching for LiteLLM Claude on the OpenAI wire
  • Cron hardening
  • Auth resolution through profile scopes
  • Installer robustness on Linux and Windows

Full Release Notes

# Hermes Agent v0.20.2 (v2026.8.16)

**Release Date:** August 16, 2026

> Patch release. This tag rolls up the ~397 PRs merged since v0.20.1 into a stable tagged release for downstream consumers (Docker images, hosted deployments, fresh installs).

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## About this release

Since v0.20.1 (v2026.8.13, tagged August 13), this window landed **~967 commits** across **~1,279 files** (+128,522 / −7,622) — **~397 merged PRs** of fixes and improvements spanning the desktop app (multi-gateway Connections registry, profile-scoped refreshes, MCP health checks and deep links), the CLI (Windows update probes, Kitty keyboard protocol, chat `-c` hardening), the gateway (persisted model routes, /loop completion, Telegram DM topics), prompt caching for LiteLLM Claude on the OpenAI wire, cron hardening, auth resolution through profile scopes, and installer robustness on both Linux and Windows.

**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/v2026.8.13...v2026.8.16