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OpenAI
OpenAI
vs
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Xiaomi

GPT-5.1 vs MiMo v2 Omni

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

GPT-5.1 wins:

  • Larger context window
  • Faster response time
  • Better at math
  • Has reasoning mode

MiMo v2 Omni wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Higher intelligence benchmark
  • Better at coding
Price Advantage
MiMo v2 Omni
Benchmark Advantage
MiMo v2 Omni
Context Window
GPT-5.1
Speed
GPT-5.1

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureGPT-5.1MiMo v2 Omni
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyGPT-5.1MiMo v2 Omni
LicenseProprietaryProprietary
AuthorOpenAIXiaomi
ReleasedNov 2025Mar 2026

GPT-5.1 Modalities

Input
imagetextfile
Output
text

MiMo v2 Omni Modalities

Input
textaudioimagevideo
Output
text

Related Comparisons

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Frequently Asked Questions

MiMo v2 Omni has cheaper input pricing at $0.40/M tokens. MiMo v2 Omni has cheaper output pricing at $2.00/M tokens.
MiMo v2 Omni scores higher on coding benchmarks with a score of 35.5, compared to GPT-5.1's score of 27.3.
GPT-5.1 has a 400,000 token context window, while MiMo v2 Omni has a 262,144 token context window.
GPT-5.1 supports vision. MiMo v2 Omni supports vision.

Built by @aellman

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