Technology

GPT-5.5 vs Claude Fable 5 vs Gemini 3.1 Pro

A data-driven comparison of three frontier AI models in 2026. OpenAI's GPT-5.5 dominates agentic workflows with 82.7% on Terminal-Bench 2.0 and 78.7% on OSWorld-Verified. Anthropic's Claude Fable 5 le...