OpenAI kernel optimizations cut GPT-5.6 Sol serving cost by 20%

In a Turing Post interview, OpenAI engineers Philippe Tillet and Matthew Ferrari revealed that kernel optimizations—increasingly done with AI itself—cut GPT-5.6 Sol serving and inference costs by 20%.

2026-09-15 ~ 2026-09-16 · 2 related posts

• OpenAI engineers: kernel optimization cut GPT-5.6 Sol serving cost by 20% — TheTuringPost · 2026-09-15

1 near-duplicate retellings: TheTuringPost