OpenRouter users spent more on OpenAI's models than on Anthropic's in the week of September 7, the first time that happened since the week of February 26, 2024 (@openrouter)

For the first time since the week of February 26, 2024, OpenRouter users spent more on OpenAI's models than on Anthropic's during the week of September 7. This marks a significant shift in user spending patterns on the OpenRouter platform, as it had not occurred for over 2.5 years prior to this recent period.