精选75Decrypt（RSS）研究与分析
Perplexity微调中国AI模型，以三分之一成本媲美Claude Opus 4.8
Perplexity Fine-Tuned a Chinese AI Model to Match Claude Opus 4.8 at One-Third the Cost
The company's post-trained GLM 5.2 preview pairs a cheaper open-source base with a frontier advisor—and it's already live in production.
更进一步：量化金融体系
看懂新闻只是起点——沿量化金融路径，把它变成能交付的工程能力