{"id":27173,"library":"nixl-cu13","title":"NIXL Python API (CUDA 13)","description":"Python bindings for the NIXL library, providing GPU-accelerated operations on CUDA 13. Current version: 1.0.1. Release cadence: initial release.","status":"active","version":"1.0.1","language":"python","source_language":"en","source_url":"https://github.com/NVIDIA/nixl","tags":["cuda","gpu","nixl"],"install":[{"cmd":"pip install nixl-cu13","lang":"bash","label":"pip"}],"dependencies":[{"reason":"CUDA runtime backend","package":"cupy-cuda13x","optional":false}],"imports":[{"note":"Module name is 'nixl', not 'nixl_cu13'","wrong":"from nixl_cu13 import NIXL","symbol":"NIXL","correct":"from nixl import NIXL"}],"quickstart":{"code":"from nixl import NIXL\nimport cupy as cp\n\ndevice = cp.cuda.Device(0)\nwith device:\n    nixl = NIXL()\n    print(nixl.version())","lang":"python","description":"Initialize NIXL with default CUDA device and print version."},"warnings":[{"fix":"Install matching CuPy version: pip install cupy-cuda13x","message":"CUDA 13.x required; older CUDA versions will cause import errors.","severity":"breaking","affected_versions":">=1.0.0"},{"fix":"Use 'from nixl import NIXL'.","message":"Import path is 'from nixl import NIXL', not 'from nixl-cu13 import ...'. The PyPI package name and import module differ.","severity":"gotcha","affected_versions":"all"}],"env_vars":null,"last_verified":"2026-05-01T00:00:00.000Z","next_check":"2026-07-30T00:00:00.000Z","problems":[{"fix":"Run 'pip install nixl-cu13' and use 'from nixl import NIXL'.","cause":"Package not installed or wrong import path.","error":"ModuleNotFoundError: No module named 'nixl'"},{"fix":"Install NVIDIA driver 545+ and ensure LD_LIBRARY_PATH includes CUDA libs.","cause":"CUDA drivers not installed or mismatched.","error":"ImportError: libcuda.so.1: cannot open shared object file"}],"ecosystem":"pypi","meta_description":null,"install_score":null,"install_tag":null,"quickstart_score":null,"quickstart_tag":null}