Claude Haiku 5.5 officially launches on B.AI, with API and Web Chat simultaneously available on both platforms.
The B.AI platform announced the official launch of Anthropic's latest Haiku model, Claude Haiku 5.5, with both API and Web Chat now open for use. Optimized for high-frequency calls and latency-sensitive workloads, the model achieves a superior balance between speed, cost, and intelligence, making it highly suitable for well-defined sub-agent tasks.