Python 3.14 with modal fails unless grpclib is upgraded past 0.4.8
On Python 3.14 you need grpclib 0.4.9 or newer; 0.4.8 is incompatible and modal run fails with a blank error. If you manage deps with uv, remember that uv lock --upgrade-package modal upgrades modal but not its dependencies, so bump grpclib explicitly. Fresh installs are fine because they resolve to 0.4.9. Maintai…
Problem outcome: unknown