Story perspectives

Anthropic Unveils Claude Opus 5: Faster, Cheaper, Safer

7/25/2026

Summary

Story summary

Anthropic released Claude Opus 5 on July 24, 2026 in the United States.
Opus 5 outperforms Claude Fable 5 on coding and knowledge-work.
Opus 5 costs $5 per million input tokens and $25 per million output tokens, half Fable 5’s price.
Anthropic says Opus 5 adds stronger cybersecurity safeguards than Opus 4.8, making it the least prone to misuse.
The model targets enterprise customers for knowledge work and biology, while Fable 5 stays for long-term AI projects.

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Story summary

Anthropic released Claude Opus 5 on July 24, 2026 in the United States.
Opus 5 outperforms Claude Fable 5 on coding and knowledge-work.
Opus 5 costs $5 per million input tokens and $25 per million output tokens, half Fable 5’s price.
Anthropic says Opus 5 adds stronger cybersecurity safeguards than Opus 4.8, making it the least prone to misuse.
The model targets enterprise customers for knowledge work and biology, while Fable 5 stays for long-term AI projects.