Usage charts for my LLM tool against OpenRouter

OpenRouter provides a way to track usage statistics for various Large Language Models (LLMs) by proxying API requests. Tools that call the OpenRouter API can include specific headers to attribute token usage, which is implemented by the llm-openrouter plugin. This allows for the creation of an aggregate usage dashboard for all users of the plugin. The provided chart shows recent model popularity, with a significant amount of traffic directed towards the Qwen 3 14B model.