kapynAI / Models

Advancing the price-performance frontier with GPT‑5.6

OpenAI slashes API pricing by up to 80% for its GPT-5.6 model lineup. The company uses an internal model called GPT-5.6 Sol to autonomously optimize production Triton and Gluon GPU kernels and reduce serving costs. This dramatic price drop undercuts competing lightweight models from Google and Anthropic, significantly lowering the cost barrier for developers building high-volume AI applications.

Simon Willison·Jul 30, 2026

Opening Kapyn…