Following the launch of Opus 5.5, a multitude of users have enthusiastically put it to the test. The brainchild of MiaAI Lab, this model was employed to create 100 HTML files, each boasting unique styles and a wealth of creative elements. The outcomes were truly impressive, showcasing the model's remarkable autonomy in creative ideation, task breakdown, and the ultimate realization of the final product. Anthropic recommends that, when utilizing this model, users should clearly outline the entire task, specify the completion criteria, and identify scenarios that necessitate inquiry all in one go. This approach enables the model to progress the work autonomously. In comparison to its forerunner, Opus 5, the Opus 5.5 model has markedly enhanced its execution efficiency for prolonged, multi-step tasks. Nevertheless, during real-world testing, the model did reveal certain shortcomings. For instance, it occasionally prioritized non-essential tasks, causing delays in the delivery of core outputs. Additionally, errors were detected on key pages post-application development. In terms of written communication, Opus 5.5 has shed its former 'Claude-esque' style, opting instead for a more succinct and natural tone that prioritizes crucial information and even omits the use of dashes. Its ability to parse PDF tables has seen an improvement of over 7 percentage points compared to the previous iteration. However, there remains ample scope for enhancement in its comprehension of charts, formats, and layouts. Moreover, Opus 5.5 is capable of directly generating fluid and aesthetically pleasing animations through code, or producing executable JavaScript code with simple prompts to create satisfactory electronic music.