Weavel is an AI prompt engineer that assists users in optimizing applications of large language models (LLMs) through features like tracking, dataset management, batch testing, and evaluation. Combined with the Weavel SDK, it seamlessly integrates by automatically recording and adding LLM-generated data to your datasets, ensuring continuous improvement for specific use cases. Additionally, Weavel can automatically generate evaluation code, utilizing LLMs as unbiased judges for complex tasks, simplifying the evaluation process and ensuring accurate and detailed performance metrics.