Motion Graphics Without After Effects: Remotion + Codex Tested
Creating motion graphics with Codex, GPT-5.5 and Remotion via prompt — without After Effects. Does this workflow work for real animations? A practical test.
Imagine describing an animation in natural language and having code generate a finished video from it. No After Effects, no keyframes, no manual animation.
That’s exactly what the workflow combining Codex, GPT-5.5, and Remotion promises. I put it to the test: from the first prompt to the final render.
What Is Remotion?
Remotion is essentially React for video. Instead of rendering websites or dynamic content, it generates animated content frame by frame as code.
Normally you’d need to write React code to describe an animation. But coding agents like Codex excel at exactly that. Codex has even published a plugin that integrates Remotion directly.
The workflow: You describe your desired scene via prompt → Codex generates the Remotion code → Remotion renders the animation. Done.
The Test: An Animated Intro
For the test, I created an animated intro for the WEUX channel. The entire workflow ran in five steps and took about 20 minutes.
Step 1: Define the Composition
The first prompt sets the canvas. Codex then creates the entire Remotion composition: root file, composition, styles — and starts a dev server where I can see the result live.
Result: Rock solid. The animation played, the text built up smoothly.
Step 2: Integrate Logos
Codex handled this precisely. The logos fly in synchronously, stop in place, pulse visibly. Exactly as requested — no manual animation needed.
Step 3: Terminal Animation
This is where it gets complex. A terminal opening, a prompt being typed in, precise timing — a 30-minute job in After Effects. Codex handled it in a single prompt. Result: impressive.
Step 4: Browser Mockup
An animation within an animation. A meta layer. Codex solved this cleanly too. The browser mockup appears, and the described animation plays inside it.
Step 5: Final Sequence
The last prompt rounds off the intro. Everything fades out cleanly, and the animation is ready for export.
Conclusion
Does this workflow replace After Effects? No. But it completely changes the barrier to entry for motion design.
- For simple to moderately complex animations, this is a massive productivity leap that pays off directly on modern websites with animated elements
- For first drafts, mood animations, and concepts, it replaces the manual effort
- For highly complex, finely tuned motion design projects, traditional tools are still needed
“Remotion + Codex doesn’t replace the motion designer. But it makes the path from idea to first animation so short that experimentation suddenly becomes worthwhile.”
I covered this whole topic in detail on my YouTube channel:
