The Basilisk Journal

Python typing

Writing collected under this topic.

Python type checker conformance leaderboard showing Basilisk at a perfect 100 percent score

Announcements July 11, 2026

Basilisk Hits 100% on the Python Typing Conformance Suite

Basilisk joined the official python/typing conformance results this week, and it landed at a perfect score. It is the only Python type checker on the board at 100%. Here is what that number actually means, who else is on the board, and why we are not going to oversell it.

Abstract Basilisk type-checking pipeline with validation nodes and strict analysis panels

Announcements February 28, 2026

Introducing Basilisk: Python's Type System, Actually Enforced

The Python type annotation ecosystem has a dirty secret: nobody enforces it by default. We built Basilisk to fix that.