Rubric AI (YC Winter 2026)

TL;DR: Rubric AI is a Y Combinator Winter 2026 startup Reasoning and verification infra for AI, currently active with a team of 1.

Reasoning and verification infra for AI

YC ID
31280
YC Batch
Winter 2026
Status
Active
Team size
1
Industry
B2B
YC profile
https://www.ycombinator.com/companies/rubric-ai

Last verified:

Rubric AI (backed by Y Combinator) is the reasoning and verification infrastructure for AI. We're building the human and computational layer that turns expert judgment into training signals for the world's most consequential AI systems.

Frequently asked questions

Is Rubric AI a YC (Y Combinator) company?

Yes. Rubric AI was funded by Y Combinator in the Winter 2026 batch. Reasoning and verification infra for AI

What does Rubric AI do?

Rubric AI (backed by Y Combinator) is the reasoning and verification infrastructure for AI. We're building the human and computational layer that turns expert judgment into training signals for the world's most consequential AI systems.

What YC batch was Rubric AI in?

Rubric AI was part of Y Combinator's Winter 2026 batch.

How big is Rubric AI?

Rubric AI has a team of 1 people according to Y Combinator's directory.

Is Rubric AI still active?

Rubric AI is currently listed as Active with a team of 1 in Y Combinator's directory.

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