OpenAI Price War: DeepSeek's Cost Advantage & Anthropic Gains

OpenAI is considering significant price cuts for its services, anticipating similar moves from Anthropic. This comes as both companies are racing towards initial public offerings. What's interesting is that open-source providers are already offering DeepSeek V4 at a much lower cost than closed models. This gives corporate customers other options before any price war even begins. OpenAI's CEO, Sam Altman, has indicated a desire to help people get more value for less money. This is against a backdrop of OpenAI posting a negative 122% adjusted operating margin in the first quarter of 2026. ChatGPT's share of global generative AI web traffic also fell significantly between May 2025 and April 2026. For the first time, more companies are paying for Anthropic than for OpenAI, with Anthropic seeing a 422% jump in its annualized run rate by May 2026. The bottom line is that both OpenAI and Anthropic are under pressure to attract clients, and a price war could significantly change the landscape for businesses relying on AI.