OpenAI Cuts API Prices on Its Two Cheaper GPT-5.6 Tiers
OpenAI lowered the API price of its two lower-cost GPT-5.6 models on July 30, 2026, cutting the cheapest tier by 80% and the mid-tier by 20% while leaving its flagship untouched. The change is logged in the company’s own API changelog and is already live on the published rate card. Per million input and output…