# Runtime launches a simulation-based robot policy company from YC F26

> Original title: 🚨 Another .si domain coming to life!

- Source: X search: AI launch posts (introducing, just launched)
- Published: 2026-11-05T06:52:03.000Z
- Bad Influence: https://badinfluence.news/items/u1kpep7o4dae90mldv96f51kw
- Original: https://x.com/domainsea/status/2118234874511257821

## Summary

Runtime introduces itself as a robotics company building robot policies that explore in simulation before acting in the real world. The company says its approach requires no fine-tuning or teleoperation, and demonstrates the system threading a rope.

## Post

🚨 Another .si domain coming to life!

http://Runtime.si is now LIVE! 

The company is building a simulation-based robot policy, without fine tuning or teleoperation.

Another example of .si adoption by an end user. The future is taking shape! 

#si #domains #ai #robotics #superintelligence #domaininvesting #adoption

![](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Fmedia%2FHWV7Y5HXoAAMCOz.jpg&mode=thumb&exp=1794096000&sig=88e7b4d9b0dd0d06)

## Quoted post @runtimesi

> Robots shouldn't need to be fine-tuned for every new task.
> 
> Introducing Runtime (YC F26). We're reimagining robot policies: explore in simulation, then act in the real world.
> 
> Watch it thread a rope.
> 
> No fine-tuning. No teleoperation.

https://x.com/runtimesi/status/2118171593797153073