renue Adds Parts Information Pre-reference Feature to 'Drawing Agent,' Improving 3D Model Generation Accuracy via Knowledge Base

renue Inc. has updated its web application 'Drawing Agent' to generate 3D models from 2D drawings. New features include editable STEP format output, OCR-based automatic dimension checking, and a built-in industrial parts knowledge base.
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📋 Article Processing Timeline

  • 📰 Published: April 3, 2026 at 21:00
  • 🔍 Collected: April 3, 2026 at 12:30
  • 🤖 AI Analyzed: April 21, 2026 at 04:24 (423h 53m after Collected)
renue Inc. (Headquarters: Minato-ku, Tokyo, Representative: Yusuke Yamamoto) has added three features to 'Drawing Agent,' a web application that autonomously generates 3D models from 2D drawings: STEP format output editable in CAD software, automatic OCR dimension checking, and an industrial parts knowledge base. This strengthens both CAD data compatibility and generation accuracy required at manufacturing sites.

## Update Overview

Drawing Agent is a web application that automatically generates 3D models simply by uploading 2D drawing images.

Since its initial release in March 2026, the following requests have been received from multiple companies in the manufacturing industry:

- Output in STEP format that can be edited with CAD software
- Support for PDF drawings
- Improvement of dimensional accuracy

In this update, the following three new features have been added:

- Fully migrated the 3D generation engine to a CadQuery base, supporting output in STEP format editable by CAD software.
- Implemented a pipeline for automatic comparison between dimension text extracted by OCR and actual 3D model measurements.
- Pre-loaded an industrial parts knowledge base of 100 items across 10 categories, allowing the AI agent to dynamically reference optimal generation patterns.

As a result, generated 3D data can now be directly imported into CAD software for editing.
It also supports drawing input in PDF format.

## Related Releases

In the initial release of Drawing Agent (March 2026), we released the basic function of autonomously generating 3D models from 2D drawing images.
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## Details of New Features

### 3D Model Output in STEP Format

In the previous release, we supported output in GLB and STL formats. While these are suitable for web viewers and 3D printing, their mesh format prevents adding faces or changing dimensions in CAD software.

This time, we fully migrated the 3D generation engine to be CadQuery-based.

- Because CadQuery constructs solid models using B-Rep (Boundary Representation), it can output in STEP format, which is editable in major CAD software.
- CadQuery uses B-Rep (Boundary Representation)...