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2 GoKawiil briefs on this topic

Anthropic releases Claude Haiku 5.5, a faster and significantly cheaper AI model

Anthropic has launched Claude Haiku 5.5, an upgraded version of its smallest AI model, now faster and costing approximately 75% less to operate than its predecessor. The new model is optimized for high-volume, cost-sensitive tasks such as summaries, database queries, and customer support, and is part of a broader update that includes price reductions across other Claude models.

9to5mac.com · 2026-10-07

Anthropic launches Claude Sonnet 5.5, faster and cheaper than Sonnet 5

Anthropic released Claude Sonnet 5.5, the second model in its Claude 5.5 lineup after Opus 5.5. The company says it runs over 30% faster and costs up to 30% less per task than Sonnet 5, while keeping the same per-token pricing, and jumps from 10.3% to 70.6% on the Terminal-Bench 4.0 agentic coding evaluation. A third model, Claude Haiku 5.5, is planned for release in the coming weeks.

anthropic.com · 2026-09-28