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How We Automate Altium AI PCB Routing. Is it any good?

August 29, 2025By Manav Marwah
How We Automate Altium AI PCB Routing. Is it any good?

Context: Why We Built This

In our previous posts, we analyzed why traditional autorouting is broken and autoplacement requires manual intervention. Today, we're sharing our honest assessment of what we've built to address these challenges.

The reality is that existing autorouting and autoplacement tools have fundamental limitations that prevent them from delivering production-ready results. Rather than just critiquing existing solutions, we decided to build our own automation technology specifically designed for embedded hardware applications. But the question remains: Is it actually any good?

We have divided this article into two sections: Component Placement: What we have achieved and Autorouting Results.

Component Placement: What We've Achieved

Features

🎯 Target Applications

Our algorithms are best fit for IoT, industrial, and general embedded hardware.

📊 Capacity and Board Fill

  • We can achieve good placement up to 75% board fill. By board fill we mean the density of component outlines to board outline
  • Currently able to handle 1000+ components board's without breaking constraints

🧠 Intelligent Circuit Recognition

Our system understands Circuit designs . We use your data and constraints to generate the PCB placement design.

🔧 Tool Compatibility

Algorithm works for Cadence and KiCad platforms.

1000+
Components Handled
75%
Max Board Fill Density
IoT/Embedded
Target Applications

Limitations

Scalability and Testing

For larger designs, our tests are still ongoing.

Complex Board Limitations

Higher packing ratio wherein we cannot do super complex boards yet.

Placement Results

Altium Designer Autoplace Interface
Automatic Placement Generated by Autocuro

Our Routing Results

These are the images of our routing output. The engineer did not have to setup the project. It took 30 minutes to complete the routing. The engineer had to spend 6 hours to further correct the routing and improve the traces for the above board.

Results: The Good and The Bad

✅ What Works Well

Speed and Completion Rate

We use our own autorouting algorithms to complete routing for the board within 30 minutes. We achieve 80% routing completion compared to mixed up non-controlled routing flow.

Automated Gerber Generation

Automatic Gerber generation once the design is approved for release.

DFA and DFM Integration

DFA checks are automated and reports get generated automatically, ensuring manufacturing compatibility.

Altium Designer Autoplace Interface
Top layer
Altium Designer Autoplace Interface
Bottom Layer
Altium Designer Autoplace Interface
Power Polygon
Altium Designer Autoplace Interface
Signal Layer 1
Altium Designer Autoplace Interface
Signal Layer 2

What Still Needs Work

Manual Intervention Required

Need for manual intervention due to incomplete traces and additional via removal. Manual refinement typically requires 6 hours compared to several hours for traditional autorouters.

Power Plane Optimization

Power planes need some more tweaking to achieve optimal performance.

How We Compare

Traditional Autorouters

  • Extensive configuration setup required
  • 80-90% typical completion rates
  • Several hours of manual refinement
  • Generic algorithms not optimized for embedded hardware
  • Poor component placement integration

Our Automation Approach

  • Minimal configuration - data from schematic
  • 80% completion with embedded-optimized algorithms
  • 6 hours manual refinement needed
  • Specifically designed for IoT/embedded hardware
  • Integrated placement and routing optimization

Want to See More Examples?

If you'd like to see our tool flow with more examples or have specific questions about our automation approach, we'd be happy to share more details.

Request Technical Demo View More Examples

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