Q4 2026 · United States
Robotics Startups in United States to Watch, Q4 2026
4 robotics startups based in United States ranked by GitHub engineering acceleration. Filtered from our broader Robotics sector rankings.
| # | Company | Stage | Geo | Commits (14d) | Change | Contributors | Contrib. Growth | New Repos | Signal |
|---|---|---|---|---|---|---|---|---|---|
| 1 | sint-ai Open-source AI agent security infrastructure for MCP governance, robotics and industrial policy gateways, capability tok View signal profile → | Seed | US | 156 | +2129% | 8 | +400% | 0 | Engineering hiring burst |
| 2 | reportportal AI-powered Test Automation Dashboard View signal profile → | Series A/B | US | 3 | +200% | 31 | +0% | 0 | Deploy frequency spike |
| 3 | cyberbotics Developers of Webots View signal profile → | Growth | US | 22 | +83% | 141 | +114% | 0 | Engineering hiring burst |
| 4 | drone-pluginsView signal profile → | Growth | US | 1 | +0% | 90 | +0% | 0 | Framework migration |
Sorted by commit velocity change (14-day window, descending). Data last updated Q4 2026. Geography from GitHub org profiles.
Five breakout startups, every Sunday, before the round gets crowded
The free Acceleration Watch: five startup teams accelerating on the engineering signal, translated into plain English, 21 to 47 days before the deck circulates. No code-reading, no card.
Frequently Asked Questions
Which robotics startups in United States are showing the strongest engineering signals in Q4 2026?
In Q4 2026, sint-ai leads robotics startups in United States with 156 commits over a 14-day window (+2129% change) and 8 active contributors. Across all 4 tracked United States-based startups in this sector, the average 14-day commit velocity is 46 commits. The dominant signal pattern is "Engineering hiring burst", which typically indicates rapid team expansion ahead of a product launch or fundraise.
How does the United States robotics startup ecosystem compare to other regions?
United States accounts for 4 of the robotics startups in our tracking dataset for Q4 2026. This geographic view filters the broader sector rankings to help investors focused on United States-based deal flow identify engineering acceleration patterns within their target geography. Regional concentrations often reflect local regulatory environments, talent pools, and investor networks that shape startup trajectories differently from global averages.
How is startup geography determined in these rankings?
We derive startup geography primarily from the GitHub organization profile location field, supplemented by a manually curated enrichment database of known startup headquarters. This means startups without a public GitHub location may appear in our global sector rankings but not in geographic filters. The geographic classification uses broad regions (United States, etc.) rather than city-level granularity to provide meaningful sample sizes for comparison.