Anthropic has extended access to its Fable 5 model on Claude Max plans until July 19 due to compute constraints, while OpenAI simultaneously announces increased efficiency and removal of usage limits for its GPT-5.6 Sol model. This competitive move highlights the ongoing struggle for AI providers to balance high-demand model availability with infrastructure capabilities.
Background
The article discusses the competitive landscape between Anthropic and OpenAI regarding the availability and performance of their latest flagship models, Fable and GPT-5.6, amidst high user demand.
- Source
- Simon Willison
- Published
- Jul 13, 2026 at 05:20 AM
- Score
- 6.0 / 10