7th November 2025
TIL
Using Codex CLI with gpt-oss:120b on an NVIDIA DGX Spark via Tailscale
— I've written about the [DGX Spark](https://simonwillison.net/2025/Oct/14/nvidia-dgx-spark/) before. Here's how I got OpenAI's Codex CLI to run on my Mac against a gpt-oss:120b model running on the DGX Spark via a Tailscale network.
Recent articles
- Claude Opus 4.8: "a modest but tangible improvement" - 28th May 2026
- I think Anthropic and OpenAI have found product-market fit - 27th May 2026
- Notes on Pope Leo XIV's encyclical on AI - 25th May 2026