Published September 23, 2026 at 08:17 Comment 1 𝕏 Print © Geralt - Pixabay. In quick succession, OpenAI and Anthropic have launched new AI systems that are much cheaper than the previous ones. GPT-6 Sol and Luna on one side, Claude Opus 5.5 on the other. The AI price war is intensifying amid controversy over the slowdown of AI. Just minutes apart on Tuesday, OpenAI and Anthropic unveiled new artificial intelligence models. They are all sold for far less th