MiniMax's previous flagship model — strong long context and multimodal.
Anthropic's new flagship for demanding reasoning, coding, and long-horizon agentic work, succeeding Claude Opus 5.
No shared demos for these models yet.
No captured outputs for these models yet.
Both MiniMax M1 and Claude Opus 5.5 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 M1 has a lower blended cost. MiniMax M1: $0.55 input / $2.20 output. Claude Opus 5.5: $4.00 input / $20.00 output.
MiniMax M1 has a larger context window: MiniMax M1 supports 1M tokens vs Claude Opus 5.5 at 1M tokens.
Claude Opus 5.5 supports vision/image input, but MiniMax M1 does not.
Key differences: MiniMax M1 is significantly cheaper; only Claude Opus 5.5 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 MiniMax M1 and Claude Opus 5.5 for free on idapt.app to see which performs better for your specific needs.