Price Per TokenPrice Per Token
Moonshotai
Moonshotai
vs
OpenAI
OpenAI

Kimi K2.5 vs GPT-5 Mini

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Kimi K2.5 wins:

  • Cheaper output tokens

GPT-5 Mini wins:

  • Cheaper input tokens
  • Larger context window
  • Faster response time
  • Higher intelligence benchmark
  • Better at coding
  • Better at math
Price Advantage
Kimi K2.5
Benchmark Advantage
GPT-5 Mini
Context Window
GPT-5 Mini
Speed
GPT-5 Mini

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureKimi K2.5GPT-5 Mini
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyKimi K2.5GPT-5 Mini
LicenseOpen SourceProprietary
AuthorMoonshotaiOpenAI
ReleasedJan 2026Aug 2025

Kimi K2.5 Modalities

Input
textimage
Output
text

GPT-5 Mini Modalities

Input
textimagefile
Output
text

Related Comparisons

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Frequently Asked Questions

GPT-5 Mini has cheaper input pricing at $0.25/M tokens. Kimi K2.5 has cheaper output pricing at $1.72/M tokens.
GPT-5 Mini scores higher on coding benchmarks with a score of 35.3, compared to Kimi K2.5's score of 25.8.
Kimi K2.5 has a 262,144 token context window, while GPT-5 Mini has a 400,000 token context window.
Kimi K2.5 supports vision. GPT-5 Mini supports vision.

Built by @aellman

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