BlenderGPT

by CommunityaddonFree and open source (bring your own API key)

Open-source Blender addon connecting GPT models for Python script generation inside Blender.

Not benchmarked yet — profile only. BlenderGPT has no entrant in Season 2, so there are no outputs, ratings or ballots to show. How tools enter the arena →

What is BlenderGPT?

BlenderGPT (by gd3kr) is one of the earliest AI addons for Blender: an open-source panel that sends your prompt to a GPT model, receives a Python script, and runs it inside Blender. It made 'type what you want, watch Blender build it' popular back in 2023.

Note the naming collision: this profile covers the original open-source addon. A separate commercial product at blendergpt.org offers text/image-to-3D mesh generation under the same name — they are unrelated projects.

Development has slowed considerably, and community interest has been shifting to MCP-based setups, which give models richer, two-way access to the scene instead of one-shot script execution.

Strengths and limitations

Strengths

Strength:Free and open source — bring your own OpenAI API key
Strength:Simple one-panel setup inside Blender
Strength:Historically important; lots of tutorials and forum threads reference it

Limitations

Limitation:Largely unmaintained; new Blender versions can break it
Limitation:One-shot script generation with no feedback loop — the model can't see errors or scene state
Limitation:Superseded in capability by Blender MCP and agent-based tools

How to use BlenderGPT with Blender

Install the addon from GitHub, add an OpenAI API key, type a prompt in the sidebar panel. It generates and executes a bpy script in the current scene.

Best for: Quick experiments and users who want a free, minimal way to try AI scripting in Blender.