Claude Opus 5.5: 40% Cheaper Than Opus 5 and Winning Back Codex Users
danshipper · x · 2026-09-23
Anthropic released Claude Opus 5.5, and early testing by Every suggests it's pulling recent Codex converts back to Claude. Priced up to 40% cheaper than Opus 5, it excels at end-to-end coding builds that match user taste—team member Kieran Klaassen now uses it as his daily driver over Fable 5.1. Prose is legible but still trails Astra on writing tasks; reading ease score is 68.42.
Related event: Anthropic Launches Claude Opus 5.5: Smarter, Faster and 40% Cheaper(56 posts)→
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