Anthropic launches Claude Opus 5.5, cuts costs and boosts safety
Anthropic rolled out Claude Opus 5.5, its newest high-end AI model. The company says Opus 5.5 matches the performance of its earlier Fable 5.1 model and runs 40% cheaper than its previous Opus 5. On a coding benchmark, Opus 5.5 beat OpenAI’s GPT-5.6 Sol while costing about a third as much, according to Anthropic. The updated model is available on AWS, Google Cloud, and Azure.
- Opus 5.5 costs 40% less than Opus 5
- Outperformed GPT-5.6 Sol in coding test, per Anthropic
- External groups vetted its safety before launch
- Priced at $4 per million input tokens, $20 per million outputs
- Available immediately on major cloud platforms
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