---
title: "12.12.2025: Support for Gemini Tool Calls"
description: Available in Phoenix 12.25+
---

Phoenix now supports Google Gemini tool calls, enabling you to trace function calling and tool definitions with Gemini models. This update includes full Playground integration, allowing you to test and experiment with Gemini tools directly in the UI.

**Key Features:**

* Full support for Gemini function calling and tool usage
* Playground tool editor now supports Google Gemini tool definitions
* Automatic conversion between OpenAI and Gemini tool formats for seamless interoperability


<Card title="Pull Request #10358" href="https://github.com/Arize-ai/phoenix/pull/10358" icon="github" horizontal>
  GitHub
</Card>
