OpenClaw vs Hermes Agent: Which Open-Source Personal AI Agent Should You Run?

Short answer: both are free, MIT-licensed personal AI agents you run on your own hardware, and both are excellent. OpenClaw is the better fit if you want your assistant in as many chat apps as possible, including iMessage, with companion apps on your devices and everything kept on your machine. Hermes Agent is the better fit if you want an agent that improves itself by writing and refining its own skills, and that can run its work in isolated cloud sandboxes instead of on your computer. If you don't want to run a server at all, consider a hosted agent instead.

These are the two most popular open-source personal agents in the world right now, with roughly 392,000 and 253,000 GitHub stars respectively as of October 11, 2026. They also come up together constantly: "openclaw vs hermes" is a common search, and Hermes ships a command to migrate from OpenClaw. Here is how they actually differ.

At a glance (as of October 11, 2026)

OpenClaw in brief

OpenClaw describes itself as "your assistant, on your devices, in your chats." You install it with a one-line script or npm, run an onboarding wizard, and it sets up a local Gateway: the control plane for your sessions, tools, events and connected chat apps. You talk to it from WhatsApp, Telegram, iMessage, Slack or wherever you've connected it, through native apps for macOS, iOS, Android, Windows and Linux, or through its web Control UI and terminal interface. Companion apps add voice, a canvas, camera and screen access on supported devices, and its automations run on cron schedules, webhooks or Gmail triggers.

Its philosophy is ownership. In the README's words, "state, memory, and credentials live on your hardware," and models and agent harnesses are plugins you can swap. Its website goes further: "No subscription. No hosted tier. No token." You may remember it under its earlier names, Clawdbot and Moltbot. It became one of the fastest-growing projects on GitHub in early 2026, and US search interest peaked in March. Its creator, Peter Steinberger, joined OpenAI in February 2026, and the project is now stewarded by an independent nonprofit.

Hermes Agent in brief

Hermes Agent, from Nous Research, calls itself "the self-improving AI agent." Its distinguishing feature is a learning loop: it curates its own memory, gets periodic nudges to save what it learned, creates skills from experience after complex tasks, improves those skills as it uses them, and searches its own past conversations.

You run it as a terminal app (hermes) or start its gateway and talk to it from Telegram, Discord, Slack, WhatsApp, Signal or email. It can schedule work with a built-in cron, spawn isolated subagents for parallel tasks, and, unusually, run its commands on seven different backends, from your own machine to Docker, SSH, or cloud sandboxes on Modal, Daytona and Vercel Sandbox. The Modal and Daytona options hibernate when idle.

Nous Research raised a $90 million Series B at a $1.5 billion valuation on October 7, 2026, and is launching Hermes for Businesses. The company estimates Hermes has been cloned more than 24 million times.

Where they really differ

1. Reach vs self-improvement

OpenClaw's center of gravity is reach: more chat channels, including iMessage, and companion apps on your devices. Hermes's is learning: an agent that gets better at your recurring tasks by writing its own procedures. Neither ignores the other's strength, but you can feel the priority in the docs.

2. Where the work runs

This is the most practical difference. By default OpenClaw runs tools on the host for your main session, which is powerful (it can touch your real files and apps) and risky unless you configure sandboxing. Hermes makes the execution backend a first-class choice, so you can keep the agent's commands in Docker or a cloud sandbox and away from your machine. If the idea of an agent running shell commands on your laptop makes you nervous, Hermes's backends are a real advantage. See what is an agent VM for why that matters.

3. Models and tools

Both work with any major model provider and with local models. Hermes adds an optional shortcut: a Nous Portal subscription bundles 300+ models plus a tool gateway for web search, image generation, text-to-speech and a cloud browser, so you don't collect five separate API keys. OpenClaw leans on its plugin and skills ecosystem, including the ClawHub registry.

4. Who's behind it

OpenClaw is stewarded by a nonprofit and promises no hosted tier. Hermes is backed by a venture-funded company that also sells a business product. Both are MIT-licensed, so either can be forked, but the incentives differ, and some people care about that a lot.

Security: what self-hosting asks of you

Running your own agent means you're the security team. Whichever you choose:

• Treat every inbound message as untrusted. OpenClaw's own README says so. Anyone who can message your agent can try to instruct it.
• Restrict who can talk to it. OpenClaw pairs unknown senders by default, so keep pairing and allowlists on.
• Sandbox command execution. Configure OpenClaw's sandboxing, or point Hermes at Docker or a remote sandbox.
• Keep secrets out of reach. Don't leave API keys and passwords where a prompt-injected agent can read them. See what is an agent vault.
• Don't expose the gateway to the internet without reading the project's exposure guidance, and keep it updated. OpenClaw publishes security guides and, in September 2026, a recap of an engagement with the security firm Trail of Bits.

Switching between them

Hermes includes hermes claw migrate, which imports OpenClaw settings, memories (MEMORY.md and USER.md entries), your skills and API keys, with dry-run previews. That makes trying Hermes low-risk if you already run OpenClaw. There's no equivalent tool in the other direction listed in OpenClaw's README.

Which should you run?

Choose OpenClaw if you want your assistant in iMessage and the widest set of chat apps, you like companion apps on your phone and computer, and you want a project with no hosted tier and no company upsell.

Choose Hermes Agent if you want an agent that writes and improves its own skills, you'd rather run its commands in Docker or a cloud sandbox than on your laptop, you work in Python, or you want a supported business path.

Choose neither if you don't want to run and secure a daemon, manage API keys, watch for updates and debug the occasional broken channel. That's a real job, and it's fine not to want it.

If you'd rather not self-host

Agentastic is a hosted personal agent with a similar shape: a chief of staff you text on iMessage and WhatsApp, the same agent on mobile and the web, and co-working agents inside your Mac apps, all sharing one memory you can edit. Passwords live in an end-to-end encrypted vault and are filled into pages without the model ever seeing them. Anything that commits you waits for your approval. The trade-off is honest: you trust us to run it instead of running it yourself. The Hobby plan is free if you want to compare.

For the bigger picture on what makes any of these agents personal, see what is a personal AI agent.

Sources

• OpenClaw on GitHub, openclaw.ai, OpenClaw security guide, accessed Oct. 11, 2026
• OpenClaw, Trail of Bits engagement recap (Sept. 2026) and automations documentation
• Forbes, What Is OpenClaw, Formerly Moltbot? Everything You Need To Know (Feb. 6, 2026) and Mashable, OpenClaw founder Peter Steinberger joins OpenAI (Feb. 16, 2026)
• Hermes Agent on GitHub and documentation, accessed Oct. 11, 2026
• TechCrunch, Nous Research confirms it hit $1.5B valuation, launches AI agents for business users (Oct. 7, 2026)
• Google Trends, US search interest for "openclaw," Oct. 2025 to Oct. 2026