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MiMo V2.6 Pro UltraSpeed vs Claude Sonnet 5.5

At a glance

Xiaomi's flagship MiMo V2.6 Pro served for speed: the same 1T checkpoint at roughly 10x the output rate.

1.0M ctx$4.35/$8.70 per M

Anthropic's Sonnet-class model for well-scoped everyday work, a direct upgrade over Claude Sonnet 5.

1M ctx$2.00/$10.00 per M
Demos
All demos

No shared demos for these models yet.

AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:OpenRouter
Reasoning & Knowledge
Graduate Science—Factual Recall—
Math
Competition Math—
Reasoning
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch AI·OpenRouter· as of 2026-10-02
Cheaper26%
Reasoning & Knowledge
Graduate Science95.6%Factual Recall46.5%
Math
Competition Math100.0%
Specs
1.0M
Context
131K
Max output
Sep 2026
Released
1M
Context
128K
Max output
Sep 2026
Released
Capabilities
Vision
Audio
Reasoning
Vision
Audio
Reasoning
Pricing
Live pricing, shown before you run
Input$4.35/M tokens
Output13%$8.70/M tokens
Cache read82%$0.04/M tokens
Live pricing, shown before you run
Input54%$2.00/M tokens
Output$10.00/M tokens
Cache read$0.20/M tokens
Cache write$2.50/M tokens
Web search$0.01/search
Chat with MiMo V2.6 Pro UltraSpeedGo to model
Chat with Claude Sonnet 5.5Go to model
Frequently Asked Questions: MiMo V2.6 Pro UltraSpeed vs Claude Sonnet 5.5▼

Which is better, MiMo V2.6 Pro UltraSpeed or Claude Sonnet 5.5?

▼

Both MiMo V2.6 Pro UltraSpeed and Claude Sonnet 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.

Which is cheaper, MiMo V2.6 Pro UltraSpeed or Claude Sonnet 5.5?

▼

Claude Sonnet 5.5 has a lower blended cost. MiMo V2.6 Pro UltraSpeed: $4.35 input / $8.70 output. Claude Sonnet 5.5: $2.00 input / $10.00 output.

Which has a larger context window, MiMo V2.6 Pro UltraSpeed or Claude Sonnet 5.5?

▼

MiMo V2.6 Pro UltraSpeed has a larger context window: MiMo V2.6 Pro UltraSpeed supports 1M tokens vs Claude Sonnet 5.5 at 1M tokens.

Do both MiMo V2.6 Pro UltraSpeed and Claude Sonnet 5.5 support vision?

▼

Yes, both MiMo V2.6 Pro UltraSpeed and Claude Sonnet 5.5 support vision/image input.

What are the key differences between MiMo V2.6 Pro UltraSpeed and Claude Sonnet 5.5?

▼

Key differences: Claude Sonnet 5.5 is significantly cheaper. Compare full specs on this page.

Which model should I choose for my use case?

▼

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 MiMo V2.6 Pro UltraSpeed and Claude Sonnet 5.5 for free on idapt.app to see which performs better for your specific needs.

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