Create Chat Completion

Generates chat completions using specified AI models with support for text, images, structured output, and tool calling. This tool supports nano banana model but nano banana model's ID is gemini-2.5-flash-image and nano banana pro model's ID is gemini-3-pro-image-preview. Model ID list: "deepseek-r1", "gemini-2.5-flash-image", "gemini-3-pro-image-preview", "claude-3-7", "claude-opus-4-5", "claude-opus-4-6", "deepseek-v3.2", "deepseek-v3.2-think", "doubao-seed-1-8-251228", "gpt-5.2", "gpt-4.1"