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.
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