Microsoft
Coding agents

Formally verifying agent-written full-stack web apps with PDD Kit

Our short summary of Microsoft’s engineering write-up. The full story, with all the detail, is on their blog.

Read the full write-up on microsoft.com (opens in a new tab)

Problem

Agent‑written code often drifts from the original specification, and tests miss many bugs.

Solution

Created PDD Kit, a toolkit that lets agents generate formal proofs from natural‑language specs, ensuring the code matches the contract for all inputs.

Want the architecture, code and numbers? They’re in the original post.

Read the full write-up on microsoft.com (opens in a new tab)

More from Coding agents

All Coding agents write-ups