
GPT-6 Astra vs Claude Fable 5.1 vs Gemini 3.8 Flash: Which Frontier Model Fits Your Workflow?
A practical 2026 comparison of GPT-6 Astra, Claude Fable 5.1, and Gemini 3.8 Flash covering pricing, coding agents, computer use, safety twins, and a clear decision tree.
- Comparison
- Models & LLMs





