Hermes GPT 6 is what you get when you stop treating a chat model as a chatbot and plug it into an open source agent that can actually build, click, speak and remember things for you.
That's the whole idea in one sentence.
Hermes agent is the harness, and the GPT model is the brain you drop into it.
I want to be straight with you before we go any further, because there's a lot of nonsense flying around about model numbers right now.
I'm not going to make up benchmark claims about a specific GPT release I haven't tested end to end.
What I can show you is the part that actually matters, which is the Hermes side — because the harness is what turns any decent model into something that does work while you're making a coffee.
Here's the system running as my Jarvis build, so you can see what "Hermes GPT 6" actually looks like in practice.
What Hermes GPT 6 actually is
Hermes agent is an open source agent project.
It gives a language model hands, a memory and a place to live on your machine.
On its own the model can only talk to you, and that's the bit most people never get past.
Once it's inside Hermes, the same model can open a browser, build a working web app, read your notes, speak back to you and log everything it did.
So "Hermes GPT 6" is not a separate product you download.
It's a configuration — Hermes agent as the body, a GPT-class model as the brain, and a couple of optional bolt-ons for voice and memory.
That distinction matters because it means you are never locked to one model.
When a better model lands next month, you change one setting in the model manager and the whole system gets smarter without you rebuilding anything.
That's the reason I stopped chasing model releases and started investing in the harness instead.
What it costs and who makes it
Hermes agent itself is open source, so the agent layer costs you nothing.
You pay for the model you point it at, which is normal API pricing from whichever provider you choose.
If you don't want to pay for tokens at all, you can run a local model through Ollama instead, which I'll cover further down.
The voice layer I use is ElevenLabs, and that's optional too.
So the honest cost breakdown is: agent free, model pay-as-you-go or free locally, voice optional.
| Layer | What it does | Cost |
|---|---|---|
| Hermes agent | The agent harness, tools, memory, dashboard | Free (open source) |
| GPT model (API) | The reasoning brain | Pay per token |
| Local model via Ollama | Free offline brain | Free |
| ElevenLabs voice | Spoken replies, Jarvis feel | Optional, from free tier |
| Claude in the background | Helps you improve the system itself | Your existing plan |
The problem this solves
Before I built this, my AI work was scattered across six browser tabs.
I'd ask a model for a plan, copy the output, paste it somewhere else, then lose the whole thing by Thursday.
Nothing remembered anything and nothing shipped on its own.
With Hermes running the show, I ask out loud and the thing gets built, saved and logged in one place.
I asked it to build me a galaxy I could swirl with my mouse, and it came back with "Built and running, sir" and a working page.
I don't code, and that still happened.
That's the gap this closes.
🔥 Want the exact setup I used to get these results? Inside the AI Profit Boardroom, I've got a full Hermes agent section with step-by-step video tutorials, the Agent OS zip file and the prompts. Plus weekly coaching calls + 2,800+ members building real automations. → Get access here
How to set up Hermes with a GPT model
This is the part you came for, so here's the order I do it in.
Step 1 — install Hermes agent
Grab the open source Hermes agent project and get it running locally first.
Don't add voice, don't add memory, don't add anything else yet.
You want the plain chat mode working before you bolt anything on, because every bug after this point is easier to find when the base is known good.
If you want the shortcut, my full install walkthrough is in the Hermes agent installation guide.
Step 2 — pick your model in the model manager
Hermes has a model manager and a dashboard where you choose which brain it uses.
Drop your API key in, select the GPT model you have access to, and save.
This is the single setting that turns a generic Hermes install into your "Hermes GPT 6" build.
If you're not sure which one to pick for your budget, I compared the realistic options in best Hermes agent LLM.
Step 3 — test it in chat mode before anything else
Ask it something boring and verifiable.
Ask it what you've been working on this week, or ask it to build a tiny page.
When I ask mine what I've been working on, it tells me I've been tinkering with thumbnail work because the thumbnails log shows recent edits there.
That's the moment you know the model is actually reading your environment and not guessing.
Step 4 — add the voice layer
This is where it stops feeling like software and starts feeling like Jarvis.
I plugged Hermes into ElevenLabs so it generates the spoken reply.
You get a wake word, so you can say "Jarvis" or "Hermes" and it switches on, then switch it off when you're done.
That means you can leave it running in the background as a wall-mode assistant and just talk to it when you need it.
Step 5 — let Claude improve the system in the background
The third piece of my build is the improvement loop.
Hermes does the agentic work, ElevenLabs does the voice, and Claude helps me build and refine the system itself.
That's how a rough first build turns into something you actually use daily.
I broke that combination down properly in Agent OS Hermes.
Here's the Agent OS build in full if you want to see the Hermes plus Claude side working together.
How to actually use it day to day
Setup is the easy bit, so here's what the thing does once it's alive.
It builds things on request
I say "build me a galaxy I can swirl with my mouse" and it builds and runs it.
I've had it build a habit tracker, a full website, a Japanese flashcard game and a meditation timer.
It has even generated videos.
Every one of those was voice-first, and I didn't write a line of code.
It keeps a build gallery
Scroll down in the interface and there's a section with everything you've previously built.
You can open any of them again, which sounds small until the day you want that flashcard game back.
I ask it "show me everything I've built" and it pulls the list up.
It has computer use and browser use
I said "Jarvis, open up juliangoldie.com" and it opened the site.
Computer use and browser use are built into the system, which is a big part of why the agent side is worth more than the model side.
A model that can only talk can't check its own work, and this one can.
It remembers, because it writes to my second brain
My Hermes conversations are linked to my Obsidian memory, which I call the memory galaxy.
Everything I do with Jarvis lands in a log I can go back to later.
That's how it answers "what have I been working on this week" without hallucinating.
If you want that piece on its own, here's the Obsidian memory build.
It shows you your team of agents
I say "Jarvis, show me my team" and it pulls up the agents ready inside the system.
That's Claude, the open core agents, Hermes itself, all sitting together.
There's a mission control view, a goal mode, an agent group chat where Hermes can talk to Claude and Gemini, and a chat mode when you just want to type.
You can also connect MCPs, which is how you bolt on tools it doesn't ship with.
I went deeper on that view in Hermes agent mission control.
The free local route if you don't want API bills
I built something similar with free Claude Code and an agent factory that builds live while you talk to it.
That whole setup runs on Qwen 2.5 Coder through Ollama, which means a free local model.
It's genuinely mind-blowing that it works at all, and local models keep getting better every few months.
So if the token cost is what's stopping you, run local first and upgrade the brain later.
The model manager makes that swap a one-click change, not a rebuild.
| Route | Cost | Best for |
|---|---|---|
| GPT model via API | Pay per token | Best reasoning, fewest retries |
| Local model via Ollama | Free | Privacy, unlimited experimenting |
| Mixed setup | Low | Local for drafts, API for hard jobs |
🔥 Want my full Hermes Jarvis + Agent OS setup? The AI Profit Boardroom has the full video tutorial, the zip file to install, the prompts, and daily new tutorials. Ask questions and get help in real time from me and 2,800+ members. → Get the setup here
Honest limits you should know about
It doesn't always work.
Sometimes it's not that smooth, and I'd rather tell you that than sell you a fantasy.
It's a system you improve daily rather than a finished product you install once.
For pure get-things-done work, I'd honestly reach for something like the agent teams setup instead.
The voice Jarvis build is my favourite party trick with AI, and it's a serious tool, but those are two different jobs.
And this is the worst it's ever going to be, which is the part people forget.
Hermes GPT 6 FAQ
Is Hermes GPT 6 an official product?
No, and that's important.
Hermes agent is an open source project, and the GPT model is whatever you select in the model manager.
"Hermes GPT 6" just describes running a current GPT-class model inside the Hermes harness.
Do I need to code to run Hermes with a GPT model?
You don't.
I don't code, and I built the entire Jarvis system by talking to it and letting Claude help me improve it in the background.
Everything in this article was built that way.
Can Hermes run a free model instead of a paid GPT one?
Yes.
I run a parallel setup on Qwen 2.5 Coder through Ollama, and it's free and local.
Swap the model in the model manager and the rest of your setup stays exactly as it is.
Does Hermes remember previous conversations?
Mine does, because I've linked it to my Obsidian vault as a second brain.
It keeps a full history of conversations plus a gallery of everything it has built.
That's how it can tell me what I worked on this week instead of guessing.
What can Hermes actually build with a GPT model?
Working web apps, games, trackers, timers, full websites and videos, in my own testing.
A habit tracker, a Japanese flashcard game, a meditation timer and an interactive galaxy are all sitting in my build gallery right now.
Each one came from a spoken request.
Is voice required for a Hermes GPT 6 setup?
No, voice is optional.
You can run it in chat mode and type, or add ElevenLabs for spoken replies and a wake word.
I'd get chat mode working first, then add voice once the base is solid.
About Julian
I'm Julian Goldie — AI entrepreneur, SEO expert, and founder of the AI Profit Boardroom (2,800+ members). I help business owners scale with AI agents, automation, and SEO.
- 400K+ YouTube subscribers
- 7-figure AI agency (Goldie Agency)
- Daily training inside the Boardroom
- Author of multiple AI automation playbooks
→ Get my best AI training inside the AI Profit Boardroom
Also On Our Network
- 🌐 Read on aiprofitboardroom.com
- 🌐 Read on juliangoldieaiautomation.com
- 🌐 Read on aisuccesslabjuliangoldie.com
- 🌐 Read on aimoneylabjuliangoldie.com
Related reading
- Hermes agent installation guide — get the base install right first.
- Best Hermes agent LLM — which brain to plug in.
- Hermes agent use cases — the seven I use daily.
Get the harness right, pick your brain in the model manager, and a Hermes GPT 6 setup will do more real work for you in a week than a chat window does in a month.
📺 Video notes + links to the tools 👉
