Opinion

Opinion posts from the AIHubMix team.

• GPT-5.6 Is Live: Prompt Caching Billing Changes Explained — Jul 31, 2026

  July 2026: GPT-5.6 gpt-5.6-sol / terra / luna on AIHubMix: 1.05M context, 1.25x cache writes, prompt_cache_key, explicit breakpoints, vs Claude caching.