Claude OpusUpdate
Claude Opus 5.5
The update, in brief
Opus 5.5 updates long-running coding and knowledge work.
What’s new
- API model ID: claude-opus-5-5
Availability details
Available on the Claude Platform, AWS, Google Cloud and Microsoft Azure.
Availability and conditions refer to the original announcement.
Original sources
1Read the announcement, watch the demo, or hear from the team.
More about this release
Demos, launch pages and discussions explicitly connected to this announcement.
- Introducing Claude Opus 5.5
Original page reviewed
Open originalLink checked - Anthropic on X: Claude Opus 5.5 is available today.The official Anthropic account confirms Claude Opus 5.5 is available and quotes the product account announcement.
Original page reviewed
Open originalLink checked
Summarized from the linked sources. Availability refers to the announcement date.
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