Anthropic model card removed guidance naming Claude Fable 5 and Claude Mythos 5.

Model routing references tied to Fable 5, Mythos 5, Project Glasswing need source review before use.

The removed text said Fable 5 was Anthropic's most capable widely released model and Mythos 5 was invitation-only.

• Aug 23, 2026OpenAI pricing page removed business pricing copy and GPT-5.6 model rate listings.
• Aug 23, 2026Anthropic removed model-card guidance naming Claude Fable 5 and Claude Mythos 5.
• Aug 23, 2026xAI now lets users clone a voice from a short clip for Text-to-Speech and Speech to Speech APIs.

This is the world we build in. It moves this fast. We move with it.