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2026

Making Pyrefly Diagnostics 18x Faster
4 Pyrefly Type Narrowing Patterns that make Type Checking more Intuitive

2025

Fly through data validation with Pyrefly’s new Pydantic integration
Pyrefly Beta is here!
Bringing NumPy's type-completeness score to nearly 90%
Give your Python IDE a Glow-Up with Pyrefly
Why Today’s Python Developers Are Embracing Type Hints
Introducing Pyrefly - A new type checker and IDE experience for Python

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