Open-Weight AI Models Surge to 29% of Token Volume as DeepSeek Closes in on Google, But Represent Less Than 4% of Spend
Open-weight AI models surge to 29% of token volume with DeepSeek commanding 22.6% and closing in on Google, yet all open-weight models combined account for under 4% of total spend, as Anthropic, OpenAI, and xAI each dominate separate AI modalities, forcing production apps to route across multiple labs.