Anthropic sees 3.6x jump in token volume after Claude Opus 5.5 launch

Anthropic’s model token volume has reportedly risen 3.6 times since Claude Opus 5.5 went live. That is a big number for a model that has only been on the market since September 22, 2026. The surge matters because of what Opus 5.5 was built to do. It costs less per token, and it runs faster than the model it replaced. Customers apparently responded the way customers usually do when something gets cheaper and better: they used a lot more of it. What Anthropic shipped Opus 5.5 is the first model in Anthropic’s Claude 5.5 series. The company aimed it at long-running coding, research and professional work, the kind of jobs where an AI system grinds through many steps instead of answering a single question. On benchmarks, Opus 5.5 matches or beats the larger Fable 5.1 on tests that include FrontierCode and CursorBench. Pricing is where the release gets most interesting. Opus 5.5 charges $4 per million input tokens and $20 per million output tokens. That is a 20% cut from Opus 5. For readers who don’t live in API docs, a token is a chunk of text, roughly a word fragment. Developers pay for the tokens they send to a model (input) and the tokens it writes back (output). Cache reads saw an e...