Report: GPT-6 Astra Tops FrontierSWE Benchmark

ProximalHQ reports that GPT-6 Astra leads the FrontierSWE leaderboard at 65.5%, beating Fable 5.1 (56.3%) and the previous GPT-5.6 Sol (32.2%), with claims it can compress a 600MB audio file down to 20KB.

2026-09-18 ~ 2026-09-18 · 2 related posts

• GPT-6 Astra reportedly tops FrontierSWE at 65.5%, nearly doubling predecessor — charliermarsh · 2026-09-18
• Leaked GPT-6 Astra tops FrontierSWE at 65.5%, compresses 600MB audio to 20KB — soumitrashukla9 · 2026-09-18