Fredrik Ekstrand

We built the CodeHealth™ MCP Server using the CodeHealth™ MCP Server

From the very first version, we ran it on itself. The MCP kept our code quality high from day one, which meant the agent always had clean, well-structured code to build on. The feedback loop was tight enough that we could ship feature-complete in a fraction of the time we'd expected.

Then we hit a wall. Performance wasn't where it needed to be, and it was baked into our choice of language (Python). There was no patching our way out of it.

So two weeks before the release deadline, we did something I genuinely didn't think was possible: we had our agentic workflow rewrite the entire product in Rust.

It worked. We shipped on time.

What made it possible wasn't just the agent. It was the combination of high Code Health (so the agent could actually understand what it was rewriting) and extensive automated tests (so we'd know immediately if something broke). The MCP gave us the code quality to make the rewrite tractable. The tests gave us the confidence to move fast.

I never expected to be able to say "we rewrote our product in a new language two weeks before launch." Now I can.

We're live on Product Hunt. If you want to better code from you LLM's, an upvote would help:
https://www.producthunt.com/products/codescene-codehealth-mcp-server

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