/dev/fast (YC Winter 2026)

TL;DR: /dev/fast is a Y Combinator Winter 2026 startup the AI-native code forge, currently active with a team of 4.

/dev/fast is the AI-native code forge

YC ID
31118
YC Batch
Winter 2026
Status
Active
Team size
4
Industry
B2B
Tags
Developer Tools
YC profile
https://www.ycombinator.com/companies/devfast

Last verified:

/dev/fast is the AI-native code forge. We're building 'Review', an open-source Cursor for code review. The Review app is designed to give you confidence in your code. Critique interactive visualizations, diffs, and agent traces, all from one interface. Learn more at https://dev.fast

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Frequently asked questions

Is /dev/fast a YC (Y Combinator) company?

Yes. /dev/fast was funded by Y Combinator in the Winter 2026 batch. /dev/fast is the AI-native code forge

What does /dev/fast do?

/dev/fast is the AI-native code forge. We're building 'Review', an open-source Cursor for code review. The Review app is designed to give you confidence in your code. Critique interactive visualizations, diffs, and agent traces, all from one interface. Learn more at https://dev.fast

What YC batch was /dev/fast in?

/dev/fast was part of Y Combinator's Winter 2026 batch.

How big is /dev/fast?

/dev/fast has a team of 4 people according to Y Combinator's directory.

Is /dev/fast still active?

/dev/fast is currently listed as Active with a team of 4 in Y Combinator's directory.

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