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brew

Install hermes-agent with Homebrew, apk, dnf

Self-improving AI agent that creates skills from experience. Version 2026.7.7 via Homebrew; verified 2026-07-08.

install

Additional install commands

macOS

Homebrewverified · 100%
brew install hermes-agent

local Homebrew formula metadata

overview

Package summary

Self-improving AI agent that creates skills from experience

Commands and aliases

  • hermes
  • hermes-acp
  • hermes-agent

history

Project history and usage

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.

Project history

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.

Adoption history

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.

How it is used

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.

Why package nerds care

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.

Timeline

  • 2025-07-22: Public GitHub repository creation date recorded by GitHub.
  • 2026: Documentation described installer-managed dependencies, managed checkout, virtual environment, and global `hermes` command setup.
  • 2026: Official skills documentation described background self-improvement review and optional write approval for skill changes.

Related projects

  • Hermes Agent is related to autonomous coding and task agents such as Claude Code, Codex-style terminal agents, OpenClaw, and other tool-calling shells. The README explicitly documents migration from OpenClaw.
  • Its skills model is related to agentskills.io and to the broader agent-memory pattern in which reusable procedures are stored outside the prompt and loaded only when relevant.

Sources

  • GitHub README for scope, install model, provider support, and migration notes.
  • Official documentation home and installation page for product positioning and installer behavior.
  • Official skills and skills-catalog pages for self-improvement and bundled skill behavior.

security posture

No protected-tool coverage found yet

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.

Install behavior

  • No Homebrew post-install hook is recorded in formula metadata.
  • Homebrew bottle metadata is available for 6 platform targets.
  • Installs with 6 runtime dependencies.
  • Build metadata lists 2 build dependencies.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

executables

Installed executables

CommandKindExposureNote
hermescliglobal executable
hermes-acpcliglobal executable
hermes-agentcliglobal executable

freshness

Version and 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.

page generated2026-07-08
manager version2026.7.7
manager updated2026-07-08
local dataok
upstreamcurrent
latest detectedv2026.7.7

https://github.com/NousResearch/hermes-agent

  • okNo freshness warnings were generated.

install metadata

Package metadata

Package keybrew:hermes-agent
Version2026.7.7
Package managerHomebrew
Package manager pagehttps://formulae.brew.sh/formula/hermes-agent
Homepagehttps://hermes-agent.nousresearch.com
Repositoryhttps://github.com/NousResearch/hermes-agent
Upstream docshttps://hermes-agent.nousresearch.com/docs
LicenseMIT
Source archivehttps://github.com/NousResearch/hermes-agent/archive/refs/tags/v2026.7.7.tar.gz
Last updated2026-07-08T03:44:44Z
Pulseupdated
Dependenciescertifi, cryptography, libyaml, pillow, pydantic, python@3.14
Build dependenciespkgconf, rust
Bottleavailable (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux)
Homebrew post-installnot defined
Servicenone declared

registry facts

Source database details

Source DatabaseHomebrew formula API
Taphomebrew/core
Full Namehermes-agent
Version Scheme0
Revision0
Head VersionHEAD
Bottle Stable Root URLhttps://ghcr.io/v2/homebrew/core
Deprecatedno
Disabledno
Keg Onlyno
URL Keys
  • head
  • stable

source database matches

Other package-manager records

Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.

apk92%

hermes 1.9-r10

Hermes is an anti-spam transparent SMTP proxy

https://hermes-project.com/

sudo apk add hermes
  • License: GPL-2.0-only
  • Architecture: x86_64
  • Source Package: hermes
  • 1 dependencies
  • 1 provides
  • installed executable or alias match
  • Matched by: Hermes
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: hermes from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
apk92%

hermes-doc 1.9-r10

Hermes is an anti-spam transparent SMTP proxy (documentation)

https://hermes-project.com/

sudo apk add hermes-doc
  • License: GPL-2.0-only
  • Architecture: x86_64
  • Source Package: hermes
  • installed executable or alias match
  • Matched by: Hermes
Alpine Linux edge package indexes · dl-cdn.alpinelinux.org · Alpine Linux edge package indexes: hermes-doc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz
dnf92%

Hermes 1.3.3-52.fc44

Pixel format conversion library

http://web.archive.org/web/20040202225109/http://www.clanlib.org/hermes/

sudo dnf install Hermes
  • License: LicenseRef-Callaway-LGPLv2+
  • Category: Unspecified
  • Architecture: i686
  • Source Package: Hermes
  • 2 dependencies
  • 2 provides
  • installed executable or alias match
  • Matched by: Hermes
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: Hermes from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst
dnf92%

Hermes-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-devel
  • License: LicenseRef-Callaway-LGPLv2+
  • Category: Unspecified
  • Architecture: i686
  • Source Package: Hermes
  • 2 dependencies
  • 1 provides
  • installed executable or alias match
  • Matched by: Hermes
Fedora Rawhide package metadata · dl.fedoraproject.org · Fedora Rawhide package metadata: Hermes-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Used sources

  • Geiger risk classifier
  • Nucleus package database
  • av.db category and tag curation
  • cross-ecosystem install command graph
  • curated package history
  • external package-manager database matches
  • package relationship graph
  • package version freshness
  • package-page enrichment