# \[ANN\] Numba 0.66.0 and llvmlite 0.48.0

**URL:** <https://numba.discourse.group/t/ann-numba-0-66-0-and-llvmlite-0-48-0/3261>\
**Category:** Announcements\
**Created:** [July 2, 2026, 8:27pm UTC](https://numba.discourse.group/t/ann-numba-0-66-0-and-llvmlite-0-48-0/3261 "2026-07-02T20:27:18Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![sklam](https://yyz2.discourse-cdn.com/free1/user_avatar/numba.discourse.group/sklam/32/9_2.png) [@sklam](https://numba.discourse.group/u/sklam)\
**Post date:** [July 2, 2026, 8:27pm UTC](https://numba.discourse.group/t/ann-numba-0-66-0-and-llvmlite-0-48-0/3261/1 "2026-07-02T20:27:18Z")

</div>

Numba 0.66.0 and llvmlite 0.48.0 are now released.

Numba now upgrades to llvmlite 0.48 with LLVM 22 and restores `sys.monitoring` on Python 3.14.4 and later. This release also adds support for typed `set` containers and multi-dimensional fancy indexing.

## **Numba 0.66.0**

**Install from [PyPI.org](http://pypi.org/):**

```auto

pip install numba==0.66.0

```

**Install from [anaconda.org](http://anaconda.org/):**

```auto

conda install -c numba numba=0.66.0

```

**Release notes:** [0.66.0](https://numba.readthedocs.io/en/0.66.0/release/0.66.0-notes.html)

## **llvmlite 0.48.0**

**Install from [PyPI.org](http://pypi.org/):**

```auto

pip install llvmlite==0.48.0

```

**Install from [anaconda.org](http://anaconda.org/):**

```auto

conda install -c numba llvmlite=0.48.0

```

**Release notes:** [v0.48.0](https://llvmlite.readthedocs.io/en/v0.48.0/release-notes.html#v0-48-0-june-30-2026)