What’s New in Python 3.14? Free Threads, t‑Strings, and More
Python 3.14, released on October 7 2025, introduces free threading, t‑strings, multiple interpreters, delayed annotation evaluation, enhanced UUIDs, zero‑cost debugging, improved error messages, experimental JIT, Android‑embeddable binaries, built‑in HMAC, Sigstore signing, and several C‑API changes, reshaping both beginner and advanced development.
