Github iconGithubSep 17, 2026

Migrating the GitHub Copilot runtime to Rust, using Copilot

Here's what porting the Copilot agent runtime to 800,000 lines of production Rust actually took.

Migrating the GitHub Copilot runtime to Rust, using Copilot

Share this story

Send the public story page.

Useful takeaways from this story.

Here's what porting the Copilot agent runtime to 800,000 lines of production Rust actually took.

A rewrite this size wasn't affordable before agents. Here's what porting the Copilot agent runtime to 800,000 lines of production Rust actually took.

Building the complete brief

The page is ready to read now. The fuller skim-friendly version will appear here automatically.

The useful part

Here's what porting the Copilot agent runtime to 800,000 lines of production Rust actually took. A rewrite this size wasn't affordable before agents.

Details worth keeping

A rewrite this size wasn't affordable before agents.

Keep reading in the app

Open the app view to save this story, compare related coverage, and continue from the same source.

Open in app