Anthropic's upgraded Mythos-class flagship, with the biggest gains in agentic coding, long-running agentic workflows, and knowledge work.
MiniMax's most capable model with advanced reasoning and long context.
No shared demos for these models yet.
No captured outputs for these models yet.
Both Claude Fable 5.1 and MiniMax M2.5 are capable AI models. The best choice depends on your specific use case: consider pricing, context window, speed, and which capabilities (vision, reasoning, audio) you need.
MiniMax M2.5 has a lower blended cost. Claude Fable 5.1: $10.00 input / $50.00 output. MiniMax M2.5: $0.15 input / $0.90 output.
Claude Fable 5.1 has a larger context window: Claude Fable 5.1 supports 1M tokens vs MiniMax M2.5 at 197K tokens.
Claude Fable 5.1 supports vision/image input, but MiniMax M2.5 does not.
Key differences: MiniMax M2.5 is significantly cheaper; only Claude Fable 5.1 supports vision input. Compare full specs on this page.
If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Claude Fable 5.1 and MiniMax M2.5 for free on idapt.app to see which performs better for your specific needs.