GPT-6.1 Sol Pushes OpenAI's Cost-Efficiency Frontier

Artificial Analysis benchmarks GPT-6.1 Sol across all effort levels, showing it extends OpenAI's cost-efficiency frontier. Per-task cost is about a quarter of GPT-6 Astra and roughly 30% lower than GPT-6 Sol.

2026-10-01 ~ 2026-10-01 · 3 related posts

• GPT-6.1 Sol cuts cost per task ~30% further, now roughly a third of GPT-5.6 Sol — ArtificialAnlys · 2026-10-01
• GPT-6.1 Sol costs a quarter of GPT-6 Astra per task, pushing OpenAI's cost-efficiency frontier — ArtificialAnlys · 2026-10-01
• Artificial Analysis posts full GPT-6.1 Sol evals, rolls out Intelligence Index v4.3 — ArtificialAnlys · 2026-10-01