Blog
The blog for developers shipping on Manufact Cloud and building with the mcp-use SDK.
Cloud
5 min readWe Made MCP Testing Less Painful
Testing MCP servers is painful: slow install loops, behavior that differs across clients, and no good way to know if your agents are calling tools correctly. Here's how we fixed it.
Pietro Zullo
Co-founder
mcp-use
5 min readmcp-use Tunnel: Test Your MCP Server on ChatGPT and Claude Before Deploying
A stable public URL for your local MCP server, wired into the CLI and the Inspector, with the same subdomain across every session. No reinstalling connectors, no ngrok interstitials, no URL churn.
Enrico Toniato
CTO
Tutorial
12 min readHow to Submit an MCP App to ChatGPT
A field-by-field walkthrough of OpenAI's ChatGPT Apps submission form, with the prerequisites and rejection patterns that actually decide whether review moves quickly.
Pietro Zullo
Co-founder
Engineering
5 min readHow to Set Up OAuth in Your MCP Servers
Learn how to add OAuth authentication to your MCP server using mcp-use — from Dynamic Client Registration with WorkOS AuthKit to OAuth Proxy flows with Auth0, in just a few lines of code.
Andrew Khadder
Engineer
Tutorial
22 min readMCP Authentication: A Complete Guide
A deep dive into how authentication works in the Model Context Protocol, from OAuth 2.1 flows and client registration strategies to upstream API access patterns and what's coming next.
Pietro Zullo
Co-founder
Company
7 min readManufact Raises $6.3M Seed to Build the Cloud for MCP Servers and MCP Apps on ChatGPT and Claude
Manufact (formerly mcp-use) has raised $6.3M led by Peak XV to build the cloud for MCP servers and MCP apps — letting developers ship to the 800M+ users of ChatGPT and Claude in under 60 seconds.
Luigi Pederzani
Co-founder