Mundo AI YC Application

Winter 2025Active

Mundo AI went through Y Combinator in the Winter 2025 batch as a B2B company. Below: what the company does, who founded it, and its application to YC, reconstructed question by question in the real YC form.

YC batch: Winter 2025
Industry: B2BInfrastructure
Team size: 4
Status: Active
Launched: 2025

Founders

Jason LiaoCEO and Founder
Naijide AnwaerFounder
Garreth LeeFounder
Kenneth WuFounder

What Mundo AI does

AI models are terrible in non-English languages because it's nearly impossible to find training data in other languages. So, we're building the world's largest and highest-quality multilingual data library.

Mundo AI's YC application, reconstructed

Y Combinator application

Mundo AI, Winter 2025 batch. The real form questions, answered from public data.

Founders2
Company7
Progress7
Idea4
Equity3
Curious2
Batch Preference1

Company

Company name

Mundo AI

Describe what your company does in 50 characters or less.

High Quality Multilingual Training Data

What is your company going to make? Please describe your product and what it does or will do.

We are building the world's largest, highest-quality multilingual data library. Our platform provides AI teams with training data in languages other than English, solving the scarcity problem that makes models underperform internationally.

Where do you live now, and where would the company be based after YC?

We live in San Francisco, and the company is based here.

Explain your decision regarding location.

San Francisco gives us access to top AI talent and customers who need multilingual data. Our founders are already here, so it's natural to base the company here.

21 more answers in the full application

Founders, Progress, Idea, Equity, Curious, Batch Preference are in the full version. Create a free account to open it in YC Insights, next to every other YC batch.

See full application

Frequently Asked Questions

Is this the real Mundo AI YC application?

No. Y Combinator keeps submitted applications private. This is a reconstruction: the real YC form questions, answered from Mundo AI's public data (launch notes, founder backgrounds, product description). It shows how a company like Mundo AI would present itself to YC, not the text they submitted.