Engineering Blog

Technical deep-dives, development logs, and tutorials from the 3we team.

Engineering Featured

Dev Log #1: Why ESP32-S3, Mecanum Wheels, and PBC-34

The engineering decisions behind our microcontroller choice, drive system selection, and the creation of a standardized payload bus for modular robotics.

calendar_today May 2025
schedule 8 min read
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Engineering

Sim2Real in Practice

A consistent Python API across backends is necessary but not sufficient — what actually transfers, and what needs task-specific tuning.

May 2025 6 min read
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Tutorial

Build a $300 Robot

Complete step-by-step assembly walkthrough with cost optimization tips for the Standard SKU.

Apr 2025 12 min read
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Tutorial AI

VLM Robot Control in 30 Lines

Using GPT-4o to control a physical robot with natural language instructions via the 3we SDK.

Apr 2025 5 min read
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Research

Platform Paper Deep Dive

A guided walkthrough of our academic paper: problem statement, architecture, and benchmark results.

Mar 2025 10 min read
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Research

Benchmarking Embodied AI

How we designed standardized benchmarks for PointNav, ObjectNav, and Exploration tasks.

Mar 2025 7 min read
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