Catalog / FastAPI0.145.018 Oct 2026todaybreakingdeprecatedOriginal notesBreaking Changes 🔥 Remove deprecated openapi_prefix and unused **extra from FastAPI. PR #16518 by @tiangolo. Docs 📝 Document URL paths in templates. PR #16517 by @tiangolo. Previous: 0.144.0Next: 0.146.0