GPT-5.6 Benchmarks Leak: Sol Leads Performance, Luna Excels in Cost-Efficiency
Leaked benchmarks for OpenAI's upcoming GPT-5.6 models reveal strong performance across the board. While the Sol variant ranks in the top ten on the LMSYS Arena, the Luna Max model offers exceptional cost-efficiency, matching higher-tier performance in knowledge work at a fraction of the cost.
2026-08-01 ~ 2026-08-01 · 3 related posts
- Episode 1: GPT-5.6 Luna Price Cut 80%: Benchmark Shows Superior Cost-Efficiency(2026-07-30, 15 posts)
- Episode 2: Enabling Codex Max Reasoning Boosts Performance and Cuts Costs(2026-07-31, 3 posts)
- Episode 3: GPT-5.6 Benchmarks Leak: Sol Leads Performance, Luna Excels in Cost-Efficiency(2026-08-01, 3 posts)
- Episode 4: OpenAI Slashes GPT-5.6 Prices, Luna Down 80%(2026-08-01, 7 posts)
- GPT-5.6 Series Benchmarks Leak: Sol Hits Top 10, Luna Wins on Cost-Efficiency — arena · 2026-08-01
- Hands-on with GPT-5.6 Luna: Matches Sol in Knowledge Work at a Fraction of the Cost — BenBajarin · 2026-08-01
- GPT-5.6 Cost-Performance Debate: Luna Max at $0.61 per Task — skrr2 · 2026-08-01