Pair AI
YC W23New York City, US · Founded 2022 · 2 employees · Hiring · 9 known investors
Find your way into Pair AI
Sign up to see every warm intro you have to Pair AI
- Paths you didn't know you had: your email and LinkedIn already hold routes to the Pair AI team. We find them for you
- 2nd- and 3rd-degree connections: the friend-of-a-friend routes that take hours to manually find through your inbox or LinkedIn
- Answers now, not in days: momentum is everything in a raise. Skip asking around whether someone knows someone
Days of research, done the moment you sign in, with every route ranked by how warm it is.
Pair AI offers practical coding competitions to assess software engineering candidates at scale, replacing traditional resume-based and LeetCode-style hiring. The platform targets companies seeking to hire top technical talent globally through performance-based assessments.
Also known as Reign labs, Inc. · Reign Labs, Inc. · AI · CopyRite · CopyRite AI · CopyRite, CopyRite AI, AI
Founders & leadership· Y Combinator alumni (W23)
Pair AI was founded in 2022 by Parth Detroja.

Investors · 9
How we know: GSV Ventures's portfolio page · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · rebelfund.vc · Not right? Tell us
How we know: Roble Ventures's portfolio page · the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
How we know: SLVC's portfolio page · Not right? Tell us
How we know: the Y Combinator directory · funding news · open dataset · 5k.vc investor directory · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: Y Combinator's founder network · Not right? Tell us
How we know: the VCSheet dataset · Y Combinator's founder network · Not right? Tell us
Related companies · 7
Companies working in the same space as Pair AI.
Legal entities · 2
corporate structureIn the news
Frequently asked questions
- What does Pair AI do?
- Pair AI offers practical coding competitions to assess software engineering candidates at scale, replacing traditional resume-based and LeetCode-style hiring. The platform targets companies seeking to hire top technical talent globally through performance-based assessments.
- Who founded Pair AI?
- Pair AI was founded by Parth Detroja in 2022.
- Who are Pair AI's investors?
- Pair AI's investors include GSV Ventures, Rebel Fund, Roble Ventures, SLVC, Y Combinator, 645 Ventures, Sandhill (ex Stonks), XG Ventures and 1 more.
- Where is Pair AI headquartered?
- Pair AI is headquartered in New York City, US.











