Manufact (formerly mcp-use) YC Application

Summer 2025Active

Manufact (formerly mcp-use) went through Y Combinator in the Summer 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: Summer 2025
Industry: B2BInfrastructure
Team size: 5
Status: Active
Launched: 2025

Founders

Pietro ZulloFounder
Luigi PederzaniFounder

What Manufact (formerly mcp-use) does

Manufact provides open-source dev tools and infrastructure for MCP to help dev teams quickly build and deploy MCP Servers for AI agents & MCP Apps for ChatGPT and Claude. We developed the mcp-use SDK, which has over 7M downloads and 10,000 GitHub stars, and is used by 20% of the US 500. Create MCP servers/apps in minutes, connect your GitHub repo, and make them immediately available to AI agents and ChatGPT.

Manufact (formerly mcp-use)'s YC application, reconstructed

Y Combinator application

Manufact (formerly mcp-use), Summer 2025 batch. The real form questions, answered from public data.

Founders2
Company7
Progress7
Idea4
Equity3
Curious2
Batch Preference1

Company

Company name

Manufact (formerly mcp-use)

Describe what your company does in 50 characters or less.

Open source SDK & cloud for MCP Servers & ChatGPT Apps

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

We built the mcp-use SDK, open-source developer tools and cloud infrastructure that let teams create MCP Servers and apps that run on AI agents like ChatGPT and Claude. Our tools make it possible to build, deploy, and connect MCP apps to GitHub repos in minutes, enabling AI to interact with real-world services and data. The SDK alone has 7 million downloads and 10,000 GitHub stars, with deployments by 20% of the US 500 companies.

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

We live in San Francisco, CA, and will stay based here after YC.

Explain your decision regarding location.

San Francisco has the concentration of AI and developer infrastructure talent and customers we need. Being here keeps us close to early adopters and partners in the AI tooling space.

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 Manufact (formerly mcp-use) YC application?

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

What YC batch was Manufact (formerly mcp-use) in?

Manufact (formerly mcp-use) was part of the Y Combinator Summer 2025 batch.

Who founded Manufact (formerly mcp-use)?

Manufact (formerly mcp-use) was founded by Pietro Zullo, Luigi Pederzani.

What does Manufact (formerly mcp-use) do?

Open source SDK & cloud infrastructure for MCP Servers & ChatGPT Apps

How do I read the full reconstructed application?

Create a free Round Funded account. The full 26-answer version of Manufact (formerly mcp-use)'s application, and every other YC batch, is in YC Insights.