Price Per TokenPrice Per Token
Moonshotai
Moonshotai
vs
OpenAI
OpenAI

Kimi K2 0711 vs GPT-5.3 Codex

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Kimi K2 0711 wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Better at math

GPT-5.3 Codex wins:

  • Larger context window
  • Faster response time
  • Higher intelligence benchmark
  • Better at coding
  • Supports vision
  • Has reasoning mode
Price Advantage
Kimi K2 0711
Benchmark Advantage
GPT-5.3 Codex
Context Window
GPT-5.3 Codex
Speed
GPT-5.3 Codex

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureKimi K2 0711GPT-5.3 Codex
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyKimi K2 0711GPT-5.3 Codex
LicenseOpen SourceProprietary
AuthorMoonshotaiOpenAI
ReleasedJul 2025Feb 2026

Kimi K2 0711 Modalities

Input
text
Output
text

GPT-5.3 Codex Modalities

Input
textimage
Output
text

Related Comparisons

Compare Kimi K2 0711 with:

Compare GPT-5.3 Codex with:

See all model comparisons

Frequently Asked Questions

Kimi K2 0711 has cheaper input pricing at $0.55/M tokens. Kimi K2 0711 has cheaper output pricing at $2.20/M tokens.
GPT-5.3 Codex scores higher on coding benchmarks with a score of 53.1, compared to Kimi K2 0711's score of 22.1.
Kimi K2 0711 has a 131,000 token context window, while GPT-5.3 Codex has a 400,000 token context window.
Kimi K2 0711 does not support vision. GPT-5.3 Codex supports vision.

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