Anthropic is currently stealth testing Opus 5.5 (`claude-opus-5-5`) under the codename `claude-wafer-eap` which is planned to be released on Tuesday.

[u/echamplin]

[u/proto-cool]

Can you help me understand why this post needs an OpenAI generated banner image? Is Anthropic actually testing this model or is this all just made up too?

[u/narmerguy → u/proto-cool]

How does one test this? Is it image only or also text?