Hermes AI Video Generator: Free Animated Explainers in Minutes

The Hermes AI video generator just dropped and it's the most impressive free video automation I've seen in 2026.

One text prompt in.

Fully animated explainer video out.

Free.

Nous Research just shipped a new Manim skill for the Hermes agent that completely changes what's possible with AI video creation.

Let me show you exactly what it does and how to get it working today.

Video notes + links to the tools 👉

What Is the Hermes AI Video Generator?

The Hermes AI video generator is a new skill for the Hermes agent.

Hermes is an open-source AI agent framework from Nous Research.

The new skill plugs Manim into the toolkit.

If you've never heard of Manim, it's the animation engine made famous by the YouTube channel 3Blue1Brown — those gorgeous math videos with shapes morphing and equations building on screen.

That's Manim.

And now Hermes can use it automatically.

You type a prompt.

Hermes plans the video.

Writes the Python code.

Renders the scenes.

Stitches them together.

Refines the output.

The entire pipeline handled by an AI agent.

This is the first genuinely production-ready AI video agent I've tested.

How It Actually Works

Let me walk through the workflow I used.

Step 1: Update Hermes

Make sure you're on the latest version:

hermes update

Step 2: Install the Manim Prerequisite

From your terminal, install Manim:

pip install manim

Follow any system-specific requirements (Manim needs some rendering dependencies on macOS/Linux).

Step 3: Launch Hermes

hermes

Step 4: Give It a Prompt

Something like:

"Create an explainer video using Manim about how Hermes agent works."

That's literally it.

What Hermes Does Next

Loads the Manim skill
References GitHub documentation for Manim
Writes a plan — topic, hook, target audience, length
Builds out the scenes — including colours and branding
Writes the Python code for each scene
Renders the video
Stitches the clips together
Outputs the final file

Takes a few minutes for a 90-second explainer.

Default resolution isn't 1080p — you can export at 1080p but it takes longer.

What People Are Already Building With Hermes Video Generation

Within hours of release, users were shipping impressive outputs.

Jean (Prompt Terminal) combined the Manim skill with a math reasoning tool and had Hermes explain Jordan's Lemma as a fully animated video — from one prompt. Claude Sonnet running inside Hermes handled everything.

Subho Ghosh created an animated explainer for a GPU kernel — a genuinely complex technical concept rendered as a single-shot animated video.

These aren't demos.

These are real outputs from a brand-new free skill.

If you want to understand the broader Hermes ecosystem before diving into the video generator, my Ollama + Hermes setup guide covers the fundamentals.

Use Cases That Actually Matter

The Hermes AI video generator shines for anything where you need motion + building concepts.

Concept explainers — breaking down complex ideas visually
Algorithm walkthroughs — step-by-step animated code explanations
Data visualisations — charts and graphs with animated reveals
Client explainers — polished videos to onboard clients
Architectural diagrams — systems that assemble on screen
Before/after comparisons — visual transformation videos
Performance charts — animated metrics
Math and science content — anywhere formulas build

Anywhere you need to show something moving and building, this skill handles it.

The creative possibilities are genuinely enormous.

🔥 Want my full Hermes setup tutorial including the new Manim video skill?

Inside the AI Profit Boardroom, I've added a complete walkthrough of installing and using the Hermes AI video generator. Plus my full 2-hour Hermes course covers every skill in the ecosystem. 2,800+ members experimenting with the new video agent right now. Weekly coaching calls to help you nail your specific video output style.

→ Get the full Hermes video training here

Why This Is a Bigger Deal Than It Looks

Most AI video tools are glorified stock footage mashups.

They generate text-to-video with existing footage or low-quality AI rendering.

The Hermes AI video generator is genuinely different.

Because it's using Manim:

Everything is programmatically generated — pure code-based animations
Quality is consistent — no hallucinated visuals
Customisable — you can edit the Python if needed
Deterministic — same prompt produces similar structure every time
Professional-looking — Manim animations look seriously polished

You're not getting AI-slop videos.

You're getting genuine animated explainers that look like they were made by a professional motion designer.

The Business Impact

Think about what this changes.

For Consultancies and Agencies

Client needs a complex process explained to their team?

Spin up Hermes, run the Manim skill, done.

Polished animated video in minutes.

No animator. No After Effects. No freelancer halfway across the world.

For Content Creators

Explainer-heavy content (tech, science, finance) becomes trivial to produce.

What used to require motion graphic expertise is now a text prompt.

For SaaS Founders

Onboarding videos, feature explainers, tutorial content — all animated, all free.

For Educators

Course content with animated concepts becomes accessible to solo creators.

The cost barrier to high-quality explainer videos just collapsed to effectively zero.

My Hermes VS OpenClaw comparison covers the broader ecosystem decision — the Manim skill is a strong argument for the Hermes side right now.

Setting Up the Hermes AI Video Generator Properly

Here's the full setup in detail.

Prerequisites

Hermes agent installed (latest version)
Python 3.10+
Manim dependencies (Cairo, FFmpeg, LaTeX for math rendering)

Installation Commands

# Update Hermes to latest
hermes update

# Install Manim
pip install manim

# On macOS, you may need:
brew install cairo ffmpeg

# On Linux:
sudo apt install libcairo2-dev ffmpeg texlive-full

First Test

hermes
# Inside the agent:
"Create an explainer using Manim about how neural networks work"

Hermes will ask clarifying questions or start immediately.

Wait 2-5 minutes for render.

You'll get a rendered MP4 at the output path Hermes provides.

Quality Tips

Start with shorter videos (30-60 seconds) to iterate faster
Specify brand colours in the prompt for branded output
Review the plan Hermes generates before letting it render
Ask for revisions via chat — Hermes can adjust scenes

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Iterating With the Hermes AI Video Generator

One of the best features — you can refine in conversation.

After Hermes produces the first version, you can say things like:

"Make the intro 5 seconds shorter"
"Use our brand colours: #f59e0b and #ef4444"
"Add a section about X between sections 2 and 3"
"Export at 1080p"
"Change the voice-over tone to be more professional"

Hermes iterates through these adjustments.

You get the final video you want without touching any code yourself.

This iterative capability is what makes it feel like working with a motion designer.

Combining With Other Hermes Skills

The Hermes AI video generator works best combined with other skills.

Math Reasoning + Manim

Like Jean's Jordan's Lemma example — math reasoning solves the problem, Manim animates the explanation.

Research + Manim

Research skill gathers info, Manim turns it into an animated explainer.

Content Pipeline + Manim

Script writing skill creates the narration, Manim handles the visuals.

Client Work + Manim

Automated client onboarding where Hermes generates custom videos per client.

The composability is where Hermes really shines.

For context on what else you can build with Hermes, see my Ollama + Hermes free setup guide.

Comparing to Other AI Video Tools

Quick honest comparison:

Tool	Output Style	Cost	Customisation	Best For
Runway	AI-generated visuals	£15-95/mo	Moderate	Stock-style video
Synthesia	AI avatars talking	£22-67/mo	Limited	Training videos
Pika Labs	AI-generated animation	Free tier + paid	Moderate	Creative short clips
Hermes + Manim	Code-based animation	Free	Full control	Explainer content

For explainer-style content specifically, the Hermes AI video generator destroys the competition on value.

Free + high quality + full control = unbeatable.

Limitations to Know About

Being honest about what it doesn't do well.

Not Great For

Realistic video (no photorealistic rendering)
Voice-over natural audio (relies on text-to-speech or silent)
Live-action footage (Manim is animation-only)
Heavy post-production needs (editing is basic)

Shines For

Animated explainers (perfect)
Technical content (excellent)
Educational videos (outstanding)
Diagram-heavy content (brilliant)

Match the tool to the use case.

Don't expect it to replace every video workflow — but for its sweet spot, nothing beats it.

🔥 Want to turn the Hermes AI video generator into a business?

Inside the AI Profit Boardroom, I share monetisation playbooks for using free AI tools like this to build premium services. Members are charging £500-2000 for animated explainer videos that take 20 minutes to generate. Plus my full Hermes training covers the Manim skill specifically. 2,800+ entrepreneurs turning AI capabilities into real revenue.

→ Get the monetisation playbook here

Hermes AI Video Generator: Frequently Asked Questions

Is the Hermes AI video generator really free?

Yes, completely free. Hermes is open-source, Manim is open-source, and the integration via the new skill is included with the Hermes toolkit. You only pay for the AI model running inside Hermes (Claude, local models, etc.) — and even that has free tier options.

What quality can I expect from the Hermes AI video generator?

Manim produces professional-grade animations — think 3Blue1Brown quality. Default renders aren't 1080p but you can export at 1080p with longer render times. The visual quality is genuinely comparable to hand-crafted motion graphics.

Do I need coding skills to use the Hermes AI video generator?

Minimal. You need to run a few terminal commands for setup. After that, it's entirely prompt-based. Hermes writes the Python code itself — you just describe what you want.

How long does rendering take with the Hermes AI video generator?

Depends on video length and complexity. A 30-60 second simple explainer renders in 2-5 minutes. More complex or longer videos take proportionally longer. 1080p export adds more time.

Can I use this for commercial projects?

Yes. Both Hermes and Manim have permissive open-source licences. Output videos are yours to use for client work, monetised content, or anything commercial.

What's the biggest limitation of the Hermes AI video generator?

It's animation-only — no photorealistic video, no live footage. If you need realistic visuals, you'll need to combine it with other tools. For animated explainers, it's unbeatable.