Everything Claude Opus 5.5 Actually Ships With

This article pulls together every verifiable number and detail from Anthropic's announcement, the platform documentation, the system card, and independent coverage, so you have one place to check the facts.

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2026-09-23 15:00 · KDnuggets
Everything Claude Opus 5.5 Actually Ships With

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GPT-6 Sol and Luna now available on AI Gateway — Vercel Blog
Anthropic launches Claude Opus 5.5 with stricter safeguards for cybersecurity — The Verge AI
Moonshot’s Kimi K3 lands on Amazon in key test for Chinese open-source AI revenue — South China Morning Post Tech
Anthropic and OpenAI roll out cheaper models in first release since call for slowdown — CNBC Technology
Claude Opus 5.5 now available on AI Gateway — Vercel Blog
Claude Opus 5.5 delivers Fable 5.1 performance – and costs 40% less — ZDNET AI
Claude Opus 5.5 — Hacker News Front Page
What's your proudest side-project made with Claude? — r/ClaudeAI

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