Anthropic describes itself as an AI safety and research company that builds “reliable, interpretable, and steerable AI systems.” It develops the Claude models and offers them through apps and an API. It is a public benefit corporation.
Claude Fable 5.1
Anthropic's model for the most demanding reasoning and long-horizon agentic work, with a 1M-token context window and always-on adaptive thinking.
- Type
- Reasoning
- Context
- 1M
- Weights
- Closed


