Anthropic and OpenAI cut flagship AI model prices as OpenAI claims math breakthroughs
Summary
Anthropic and OpenAI slash flagship AI model prices—Claude Opus 5.5 costs 40% less and GPT-6 Sol and Luna half as much—while OpenAI says an internal system has solved more than 100 open math problems since Aug. 28.
Key Points
- Anthropic launches Claude Opus 5.5 at 40% less than its predecessor as OpenAI releases GPT-6 Sol and Luna at half the price of the models they replace.
- OpenAI says an internal model has resolved more than 100 open math problems since Aug. 28 and appoints nine mathematicians, including Timothy Gowers and Martin Hairer, to advise on vetting results.
- Andreessen Horowitz launches the $42 million Horowitz Andreessen Academy, a one-year, degree-free program for about 50 high-school graduates starting in fall 2027.