On April 15th, OpenAI officially announced the release of the GPT-4.1 series models on its official blog, encompassing GPT-4.1, GPT-4.1 mini, and GPT-4.1 nano. This series showcases significant advancements in coding abilities, instruction understanding, and long-text processing, surpassing its predecessors, GPT-4.0 and GPT-4.0 mini. Notably, the model's context window has been expanded to 1 million tokens, and the knowledge base has been updated to June 2024, enabling complex...