Claude Opus 5.5 lands on OpenRouter with better agentic coding and a 20% price cut vs Opus 5

Claude Opus 5.5 上线 OpenRouter，智能体编码等能力领先 Opus 5

Anthropic released Claude Opus 5.5 on OpenRouter, the first model in the Claude 5.5 series. It beats Opus 5 and Fable 5.1 on agentic coding, knowledge work, and computer use, with a 1M context window. Pricing is $4 per million input tokens and $20 per million output tokens, 20% cheaper than Opus 5. The post doesn't include benchmark scores or latency figures.

Why it matters: Anthropic's flagship Claude Opus 5.5 lands on OpenRouter as the first 5.5-series model, with explicit gains in agentic coding and computer use, plus clear pricing. Hits all three HKR axes — a same-day must-write. Not scoring higher because only the platform announcement is ava...