Great breakdown of the key factors enterprises should evaluate before selecting an LLM API for production. One aspect that often gets overlooked is the importance of planning the implementation architecture alongside model evaluation. Factors like prompt engineering, RAG integration, security, scalability, monitoring, and cost optimization can significantly impact long-term success. For anyone looking to move beyond API comparisons and understand the complete development process, this guide on building an LLM offers a practical perspective: bigdatacentric.com/blog/how-to-build-an-llm. Thanks for sharing such an insightful article!