macOS
brew install hermes-agentlocal Homebrew formula metadata
brew
Self-improving AI agent that creates skills from experience. Version 2026.7.7 via Homebrew; verified 2026-07-08.
install
brew install hermes-agentlocal Homebrew formula metadata
sudo apk add hermesAlpine Linux edge package indexes · hermes · source: dl-cdn.alpinelinux.org
sudo dnf install HermesFedora Rawhide package metadata · Hermes · source: dl.fedoraproject.org
overview
Self-improving AI agent that creates skills from experience
history
Hermes Agent is Nous Research's open-source AI agent runtime, distributed as a CLI and companion desktop/messaging workflow. Its distinctive historical theme is not just tool use, but agent memory and self-improving skills stored across sessions.
The GitHub repository was created on July 22, 2025. The README describes Hermes as a self-improving AI agent with a built-in learning loop that creates skills from experience, improves them during use, searches past conversations, and builds cross-session user context.
By 2026, the documentation and README described a broad runtime rather than a narrow terminal chatbot: a full TUI, model-provider switching, messaging gateways, scheduled automations, subagents, terminal backends, memory, MCP integrations, and research-oriented trajectory generation.
Hermes Agent sits in the post-2024 generation of coding and task agents where the package is expected to install not only an executable, but also a managed runtime, provider configuration, skills, memory, and optional gateways. Its installer documentation says it handles Python, Node.js, ripgrep, ffmpeg, repository checkout, virtual environment, and global command setup.
The project's packaging story includes multiple command names in Homebrew and a managed install layout under `~/.hermes`, which reflects the way agent CLIs blurred the line between a local package and a persistent personal runtime.
A user typically starts with `hermes`, chooses or configures a model provider, and then works through a terminal UI or messaging gateway. The README documents provider flexibility through Nous Portal, OpenRouter, OpenAI, user endpoints, and other backends.
Skills are central to day-to-day use. Official docs describe user and agent-created skills under `~/.hermes/skills/`, a bundled skills catalog, hub-installed skills, and a write-approval gate for users who want review before background self-improvement writes skill changes.
Hermes Agent is package-nerd interesting because it makes a local CLI behave like an extensible operating environment: it owns configuration, skills, memory, provider keys, optional messaging integrations, and tool execution backends. Installing the package is therefore closer to bootstrapping a development workstation than installing a single-purpose Unix command.
It also shows how AI-agent distributions began to depend on language-package managers and runtime bootstrapping. The installer leans on Python and Node ecosystems while exposing a single `hermes` command, making the package a wrapper around a larger managed environment.
security posture
No matching local secret-handling manifest was found for hermes-agent. Nucleus package metadata is still published here so future coverage has a stable package URL.
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
hermes | cli | global executable | |
hermes-acp | cli | global executable | |
hermes-agent | cli | global executable |
freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
https://github.com/NousResearch/hermes-agent
install metadata
| Package key | brew:hermes-agent |
|---|---|
| Version | 2026.7.7 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/hermes-agent |
| Homepage | https://hermes-agent.nousresearch.com |
| Repository | https://github.com/NousResearch/hermes-agent |
| Upstream docs | https://hermes-agent.nousresearch.com/docs |
| License | MIT |
| Source archive | https://github.com/NousResearch/hermes-agent/archive/refs/tags/v2026.7.7.tar.gz |
| Last updated | 2026-07-08T03:44:44Z |
| Pulse | updated |
| Dependencies | certifi, cryptography, libyaml, pillow, pydantic, python@3.14 |
| Build dependencies | pkgconf, rust |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | hermes-agent |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
hermes 1.9-r10
Hermes is an anti-spam transparent SMTP proxy
sudo apk add hermeshermes-doc 1.9-r10
Hermes is an anti-spam transparent SMTP proxy (documentation)
sudo apk add hermes-docHermes 1.3.3-52.fc44
Pixel format conversion library
http://web.archive.org/web/20040202225109/http://www.clanlib.org/hermes/
sudo dnf install HermesHermes-devel 1.3.3-52.fc44
Development libraries and header files for Hermes
http://web.archive.org/web/20040202225109/http://www.clanlib.org/hermes/
sudo dnf install Hermes-develsource trail
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View the package source record on GitHub.