Key Info
OpenRouter shared that the 7-day average token volume for Anthropic models is up 3.6x since the launch of Opus 5.5, with Sonnet 5.5 and Haiku 5.5 also described as well received.
Highlights
- Anthropic model usage on OpenRouter grew 3.6x on a 7-day average token basis after Opus 5.5 launched.
- The figure covers Anthropic models overall, not just Opus 5.5.
- Sonnet 5.5 and Haiku 5.5 are also reported to have been well received.
- The data offers a usage-side signal of how quickly developers adopted the new Claude generation.