Story Model release 25 Jul 2026, 00:42

Model release: Anthropic & Claude Opus 5

Companies, evidence and market context from the TLDRocket dataset.

Read at Simon Willison's Weblog

Companies & products

Name	Type	Role	Stories
Anthropic	Company	Subject	1,428
Claude Opus 5	Model	Subject	54

Also: Boris Cherny

Other coverage

27 Jul Claude Model release: Anthropic & Claude 5
26 Jul MarkTechPost Model release: Sakana AI & Fugu-Cyber
25 Jul Zvi (Don't Worry About the Vase) Model release: Anthropic & Claude Opus 5
25 Jul Latent Space Model release: Anthropic & Claude Opus 5
24 Jul Simon Willison's Weblog Model release: Anthropic & Claude Opus 5
24 Jul MarkTechPost Model release: Claude Opus 5 & Claude Opus 4.8
24 Jul Ars Technica Model release: Anthropic & Opus 5
24 Jul The New Stack Model release: Anthropic & Claude Opus 5
24 Jul AWS Model release: Anthropic & Claude Opus 5
24 Jul Anthropic Model release: Anthropic & Claude Opus 5
24 Jul TechCrunch Model release: Anthropic & Opus 5
24 Jul The New Stack Model release: Anthropic & Claude Opus 5

Facts from TLDRocket’s own records. Report an error or request removal

Read at Simon Willison's Weblog Read the original reporting at Simon Willison's Weblog. The records here provide additional context.

Publisher: Simon Willison's Weblog industry analysis
Published: 25 July 2026, 00:42
Grouped event: Model release: Anthropic & Claude 5 · Confirmed
Coverage: 17 sources
Topics: AI Security Claude Adversarial Attacks Safety Research

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