Azure Anthropic model
Claude Fable 5.1 on Azure Anthropic
Claude Fable 5.1 is a Azure Anthropic model tracked in Sim. It supports a 1M token context window. Pricing starts at $10/1M input tokens and $50/1M output tokens. Key capabilities include Tool choice, Structured outputs, Thinking low, medium, high, xhigh. Best for reasoning-heavy tasks that need more deliberate model control.
Input price$10/1M
Cached input$0.25/1M
Output price$50/1M
Context window1M
Max output128k tokens
ProviderAzure Anthropic
UpdatedSep 14, 2026
Best forBest for reasoning-heavy tasks that need more deliberate model control.
TemperatureNot configurable
Reasoning effortNot supported
VerbosityNot supported
Thinking levelslow, medium, high, xhigh (default: high)
Structured outputsSupported (native)
Tool choiceSupported
Computer useNot supported
Deep researchNot supported
Memory supportSupported
Max output tokens128k
Frequently asked questions
Claude Fable 5.1 is a Azure Anthropic model available in Sim. Claude Fable 5.1 is a Azure Anthropic model tracked in Sim. It supports a 1M token context window. Pricing starts at $10/1M input tokens and $50/1M output tokens. Key capabilities include Tool choice, Structured outputs, Thinking low, medium, high, xhigh.
