Anthropic has introduced Claude Opus 5.5, the first model in its Claude 5.5 family. It runs 30% faster and costs 40% less to run than Opus 5, performing at the level of Claude Fable 5.1 for most tasks.
Anthropic Releases Claude Opus 5.5AI News
Anthropic has introduced Claude Opus 5.5, the first model in its Claude 5.5 family. It runs 30% faster and costs 40% less to run than Opus 5, performing at the level of Claude Fable 5.1 for most tasks.