Agent CAD Backend

Introduction

AgentCAD Backend provides the core engine, CLI, and multi-agent orchestration layer for generating, versioning, and visualizing 3D CAD geometries directly from natural language and programmatic inputs.

Features

• Text-to-Step
• Step-to-video
• 3D model version control

Installation

Install the backend package and CLI utilities via standard package management:

pip install agentcad-backend

Server

start server

agentcad-backend-server --port 8000

make your first 3D model

#prompt only

curl -X POST http://localhost:8000/api/generate \
  -F "prompt=generate a high quality model of a quadcopter"

with reference image

curl -X POST http://localhost:8000/api/generate \
  -F "prompt=match the geometry of this part" \
  -F "image=@./reference.png"

Text to cad

quick-start to generating 3d models

agentcad-backend-cli generate "generate a high quality model of a quadcopter" --model <model-name>

Note: For best results i recommend gpt-5.5

Studio

Showroom

demo your creations

Loom