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What happened in Claude Sonnet 5.5 Lands the $2/$10 Agent Tier?
Anthropic launches Claude Sonnet 5.5 (model id: claude-sonnet-5-5) at $2/$10 per million tokens, delivering 30%+ speedups and 30% cost reductions for.
Where does this news come from?
The primary source is Anthropic Newsroom (https://www.anthropic.com/claude-sonnet-5-5). This page adds a practitioner analysis for engineering and technology leaders and links to the source so readers can check the original.
Who wrote this analysis and when?
Written by Vatsal Shah, an AI Leader and Solution Architect based in Ahmedabad, India, and published on September 28, 2026. Reading time is 9 min read.