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# CUDA Oxide 0.3 Vastly Improves Rust Support For NVIDIA CUDA Programming

**[Phoronix](https://daily.dev/sources/phoronix)** · 1 min read · 1 upvotes · 0 comments

## Summary

CUDA Oxide 0.3 now works with stable Rust instead of requiring nightly builds. The release uses Rust 1.99.1 and unifies the host runtime with cutile-rs inside the cuda-rust monorepo. It also ships an experimental 'cute-rs' as the CUTLASS CuTe in Rust, which it runs end to end with Qwen3-8B at BF16 plus NVFP4 and Qwen3-TTS, with those models being tested on NVIDIA Blackwell GPUs. The update adds full cuda-gdb DWARF debugging support, in-kernel event tracing, register and spill diagnostics, and performance and compiler optimizations for Blackwell and Hopper GPUs.

## Full article

daily.dev links to this article rather than hosting it. Read it at the original source: <https://www.phoronix.com/news/CUDA-Oxide-0.3>

## Questions this post answers

### Does cuda-oxide still require Rust nightly to compile CUDA code?

No, as of cuda-oxide 0.3 the project works with the official stable Rust toolchain, specifically Rust 1.99.1, rather than requiring nightly builds as earlier versions did. This release also unifies the host runtime with cutile-rs inside the cuda-rust monorepo and adds full cuda-gdb DWARF debugging support.

_Rust developers tracking GPU tooling changes can follow CUDA ecosystem updates like this on daily.dev._

### What is cute-rs in the cuda-rust project?

Cute-rs is an experimental Rust implementation of CUTLASS CuTe shipped with cuda-oxide 0.3. It can run end-to-end inference for Qwen3-8B at BF16 plus NVFP4 precision and Qwen3-TTS, with these models being tested on NVIDIA Blackwell GPUs as part of the release's performance work.

_Engineers evaluating Rust-based CUDA tooling can keep up with releases like this on daily.dev._

## Similar posts on daily.dev

- [CUDA-Oxide 0.2 Brings Early Improvements To Pure Rust CUDA Kernels](https://daily.dev/posts/cuda-oxide-0-2-brings-early-improvements-to-pure-rust-cuda-kernels-glwfh6z2x) · Phoronix · 1 upvotes · 0 comments
- [Introducing CUDA Rust: Two Tracks for Writing GPU Kernels](https://daily.dev/posts/introducing-cuda-rust-two-tracks-for-writing-gpu-kernels-a7096aegg) · NVIDIA Developer · 49 upvotes · 4 comments
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---

Tags: [#rust](https://daily.dev/tags/rust), [#nvidia](https://daily.dev/tags/nvidia), [#gpu](https://daily.dev/tags/gpu), [#cuda](https://daily.dev/tags/cuda)

[View this post on daily.dev](https://daily.dev/posts/cuda-oxide-0-3-vastly-improves-rust-support-for-nvidia-cuda-programming-ub9eg72qu)

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