What changed
Anthropic positions Haiku 5.5 for summarization, classification and narrowly scoped agent tasks. It adds adjustable effort controls.
Source: Anthropic
Our analysis
Builder’s view: test a smaller model on one clearly defined task before assigning it a broader workflow.
Keep in mind
Speed, cost and benchmark comparisons are Anthropic’s claims. Check current pricing and your own workload.
Source: Anthropic
Sources & dates
- AnthropicSource published: 7 Oct 2026Checked: 7 Oct 2026
Article updated: 7 Oct 2026
Editorial standards & corrections