> ## Documentation index
> Fetch the complete documentation index at: https://arize.com/llms.txt
> Ask it with GET https://arize.com/ask?q=<keywords or question>. Short keywords rank best.
> Use these to discover all available pages before exploring further.

# 11.14.2025: Expanded Provider Support with OpenAI 5.1 + Gemini 3

> Available in Phoenix 12.15+

This update enhances LLM provider support by adding **OpenAI v5.1** compatibility (including reasoning capabilities), expanding support for **Google DeepMind/Gemini** models, and introducing the **gemini-3** model variant.