On September 22, 2026, both Anthropic and OpenAI announced the release of new AI models aimed at reducing costs for users. OpenAI introduced the GPT-6 Sol and GPT-6 Luna models, cutting API prices by 50% compared to the previous GPT-5.6 promotional pricing.
The Sol model is designed for complex tasks such as coding, while Luna focuses on high-volume tasks like information extraction and document summarization. Meanwhile, Anthropic released Claude Opus 5.5, which is touted as a more token-efficient model that will cost approximately 40% less to operate than its predecessor, Opus 5.
This move comes amid a broader industry discussion on AI safety, initiated by Anthropic CEO Dario Amodei, who has called for a slowdown in the development of advanced AI technologies. The urgency for cost-effective solutions is driven by customer demand and competition from lower-priced, open-weight models offered by companies like Alibaba and Moonshot AI.
The strategic shift by both companies highlights the ongoing pressure to innovate while addressing safety concerns and maintaining market competitiveness