Anthropic unveils Claude Opus 5.5, says performance comparable to top-tier Fable 5.1
- Posted on September 22, 2026
- By Dawn
- 0 Views
- 1 min read
In brief
Generating AI summary…
Anthropic unveils Claude Opus 5.5, says performance comparable to top-tier Fable 5.1
The model is available on platforms including Amazon Web Services , Google Cloud and Microsoft Azure.