The FastAPI webapp Python code is good with logical integration of HTMX routes and partials, but Opus 4.5 had fun with the “YouTube-themed” aspect of the prompt: the video thumbnail simulates a YouTube thumbnail with video duration that loads an embedded video player when clicked! The full code is open-source in this GitHub repository.
That’s still quite far from Vapi’s ~840ms latency for a comparable configuration - more than twice as slow. At that point, the delay becomes noticeable. Conversations start to feel hesitant. Pauses stretch just long enough to feel awkward.
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数据显示，截至2026年2月27日，国证石油天然气指数(399439)前十大权重股分别为中国石油、中国海油、中国石化、杰瑞股份、招商轮船、中远海能、广汇能源、洲际油气、九丰能源、新奥股份，前十大权重股合计占比67.92%。
ModelScope: https://modelscope.cn/models/YuanLabAI/Yuan3.0-Ultra-int4