Open Source Alternatives LogoOpen Source Alternatives
AlternativesBlogAdvertise
Open Source Alternatives LogoOpen Source Alternatives

Stay Updated

Subscribe to our newsletter for the latest news and updates about Alternatives

Open Source Alternatives LogoOpen Source Alternatives

Handpicked Open Source Alternatives to Paid Softwares

Product
  • Search
  • Categories
  • Tag
  • Sign In
Resources
  • Blog
  • Collection
  • Submit
  • Advertise your tool
Company
  • Privacy Policy
  • Terms of Service
  • Refund Policy
  • Sitemap
Copyright © 2026 All Rights Reserved.
Home/Categories/AI & Machine Learning/Hermes Agent
Logo of Hermes Agent

Hermes Agent

Runs a self-hosted AI agent with persistent memory, tool use, and multi-channel chat across CLI and messaging apps. Best for teams that want ChatGPT-like workflows without vendor lock-in.

183.3K starsPythonMITActive this week
Visit websiteGitHub repo
Screenshot of Hermes Agent
Contents
  1. 01Who Hermes Agent is for
  2. 02The problem it solves
  3. 03How it solves it
  4. 04Strengths and trade-offs
  5. 05Install and self-host
  6. 06Tech stack
  7. 07FAQ
  8. 08Similar open-source tools
TL;DR

Hermes Agent is a self-hosted AI agent from Nous Research with persistent memory, skill creation, tool use, and multi-channel chat. It replaces hosted assistant workflows like ChatGPT Projects, Claude, or single-device coding agents when you need an agent that learns across sessions and can run on your own server. MIT licensed and installable on Linux, macOS, WSL2, native Windows beta, and Termux.MIT · Python · 183.3K stars · Active this week

who it's for

Who Hermes Agent is for#

AI power users building a personal operating agent

Hermes can remember context, create skills, and work from messaging apps.

Skip if:

you want a hosted chat account with minimal setup.

Research teams testing agent memory and skills

the project exposes a practical loop for persistent agent improvement.

Skip if:

you need a locked-down enterprise admin console first.

Developers running cloud-based agents

Hermes can live on a VPS or sandbox while users talk to it from chat.

Skip if:

all work must stay on a local laptop.

the problem

The problem it solves#

Most AI assistants forget too much between sessions or trap memory inside a vendor product. That limits long-running work, personal operating context, and team-specific procedures, especially when the assistant needs to act from a server instead of a single laptop.

The second pain is channel sprawl. Users want the same agent in CLI, Telegram, Discord, Slack, WhatsApp, and voice workflows, but each integration usually becomes a separate bot with its own context and maintenance burden.

how Hermes Agent solves it

How it solves it#

Persistent memory system

Persistent memory system grows across sessions, with nudges to store useful context and retrieve past conversations.

Reusable skills system

Skills system can create and reuse procedural knowledge after complex tasks, following the agentskills.io standard.

Messaging gateway

Messaging gateway supports CLI plus channels such as Telegram, Discord, Slack, WhatsApp, Signal, and Teams.

Model-provider choice

Model-provider choice includes Nous Portal, OpenRouter, NovitaAI, NVIDIA NIM, Hugging Face, OpenAI, and compatible endpoints.

Flexible terminal backends

Terminal backends include local, Docker, SSH, Singularity, Modal, Daytona, and Vercel Sandbox for different deployment models.

strengths · trade-offs

Strengths and trade-offs#

Strengths

  • Long-term agent growthHermes Agent focuses on long-term agent growth, which makes it stronger for recurring work than one-off chatbot sessions.
  • One agent across chat appsThe multi-channel gateway lets a single agent meet users in chat apps without splitting context across separate bots.
  • Provider flexibilityProvider choice helps teams tune cost, latency, model capability, and data policy without rewriting the agent workflow.
  • MIT licenseThe MIT license makes the project easier to adapt for research labs, internal automation, and custom agent environments.

Trade-offs

  • -Operational setup requiredHermes Agent is more operationally involved than a hosted assistant. You need to manage the runtime, credentials, messaging channels, and model providers.
  • -Memory hygiene mattersPersistent memory is valuable only if users curate it. Poor memory hygiene can create stale context or incorrect assumptions over time.
  • -Broad surface can be excessiveThe broad capability surface can be too much for teams that only need a simple coding copilot or chat interface.
install · self-host

Install and self-host#

bash
curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.sh | bash
tech stack · detected from GitHub

What it's built on#

Languages
JavaScriptPythonTypeScript
Frameworks
React
Tooling
esbuild
frequently asked

FAQ#

What makes Hermes Agent different from a chatbot?

Hermes Agent is designed to keep improving across sessions through persistent memory, reusable skills, and tool workflows. A normal chatbot usually answers in the moment and forgets most operating context.

Can Hermes Agent run on my own server?

Yes. Hermes Agent can run on a VPS, local machine, GPU cluster, or serverless-style environment, depending on the backend you choose. You still need credentials for model providers and messaging channels.

Which models does Hermes Agent support?

Hermes Agent can use many providers, including Nous Portal, OpenRouter, NovitaAI, NVIDIA NIM, Hugging Face, OpenAI, and compatible endpoints. You can switch providers without rebuilding the agent workflow.

also worth a look

Similar open-source tools#

jcode

jcode

Next-gen coding agent harness for efficient workflows

6KRustMIT
9Router

9Router

Smart AI Router with 3-Tier Fallback

9.8KJavaScriptMIT
Tabby

Tabby

Self-hosted AI coding assistant server for private team deployment

33.6KRustApache-2.0
OpenHands

OpenHands

Delegate scoped coding tasks in isolated, reviewable agent sessions

75.9KPythonMIT
OpenCode

OpenCode

OpenCode is an open-source AI coding agent that assists developers in

159.7KTypeScriptMIT
RAG-Anything

RAG-Anything

Comprehensive multimodal document processing framework

20.1KPythonMIT

Repository

Stars
183.3K
Forks
31.4K
License
MIT
Latest
v2026.6.5
Last commit
today
Last verified
Jun 6, 2026
Repo
NousResearch/hermes-agent ↗

Additional details

Language
Python
Open issues
18,309
Contributors
1,453
First release
2025

Categories

AI & Machine LearningLLMOps & AI ToolingDeveloper Tools

Tags

AI AgentsLLMSelf HostedCLIWorkflow AutomationPrompt EngineeringAI SDK