AI Price War: OpenAI and Anthropic Slash Model Prices as Replit Cools on Open Source
The AI price war just went from background noise to front-page strategy. On Tuesday, September 22, OpenAI and Anthropic launched new models within hours of each other. Both launches centered on the same selling point: cheaper AI. OpenAI priced its GPT-6 Sol and GPT-6 Luna models 50% below the promotional API rates of the GPT-5.6 models they replace. Anthropic said its Claude Opus 5.5 costs about 40% less to run than Opus 5 on typical workloads. ...