Anthropic and OpenAI launch cheaper AI models

SAN FRANCISCO – Anthropic and OpenAI on Sept 22 released new, cheaper artificial intelligence models within hours of each other, days after the heads of both companies called for a slowdown in AI development. Anthropic said its Opus 5.5 comes close to the performance of its flagship model at a significantly lower price. It matches Fable, Anthropic’s cutting-edge model, on most tasks at a 20 per cent lower price, the company said. OpenAI followed shortly after with GPT-6 Sol and GPT-6 Luna, and claimed they handle tasks substantially better than Anthropic’s top models. The new models are cheaper, faster versions…