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Anthropic released Claude Opus 4.8 on 2026-05-28; the update is available today…

Brief

Anthropic announced Claude Opus 4.8 (released 2026-05-28), now available on the web, the Claude Platform, and all major cloud platforms. The @claudeai post links to anthropic.com/news/claude-op… for release notes and rollout details; organizations using cloud deployments can access the update today across supported cloud providers.

Why it matters

Anthropic released Claude Opus 4.8 on 2026-05-28; the update is available today on the web, the Claude Platform, and all major cloud platforms.

Key details

  • Announcement posted by @claudeai links to anthropic.com/news/claude-op… for release notes and rollout details.
Source evidence

Claude Opus 4.8 is available today on the web, the Claude Platform, and all major cloud platforms.

Read more: anthropic.com/news/claude-op…