2026年9月值得投资的基础模型趋势

for September 2026 This month we look at the best foundation models actually worth your money in September 2026 — from premium reasoning engines to budget open-weight releases. Skip the benchmark scores; here’s what each one is actually for, what it costs, and where it falls short. GPT-5.6 Sol — OpenAI Think of GPT-5.6 Sol as the model you hand a messy, multi-step problem to and then walk away from your desk. It chains tools, pulls sources, and holds a plan together across a dozen steps without losing the thread — that’s the actual use case, not an abstract reasoning score. …