This commit documents the official release of **LMMS-Eval v0.5: Multimodal Expansion**, detailing significant new features including:

*   A comprehensive **audio evaluation suite** (Step2 Audio Paralinguistic, VoiceBench, WenetSpeech).
*   A production-ready **response caching system**.
*   Integration of **five new models** (e.g., GPT-4o Audio Preview, Gemma-3).
*   Addition of **numerous new benchmarks** across vision, coding, and STEM domains.
*   Support for the **Model Context Protocol (MCP)** and improvements to **Async OpenAI integration**.

Author: Luodian