Price Per TokenPrice Per Token
OpenAI
OpenAI
vs
Z-ai

o3 Mini High vs GLM 5

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

o3 Mini High wins:

  • Faster response time

GLM 5 wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Larger context window
  • Higher intelligence benchmark
  • Better at coding
Price Advantage
GLM 5
Benchmark Advantage
GLM 5
Context Window
GLM 5
Speed
o3 Mini High

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

Featureo3 Mini HighGLM 5
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

Propertyo3 Mini HighGLM 5
LicenseProprietaryOpen Source
AuthorOpenAIZ-ai
ReleasedFeb 2025Feb 2026

o3 Mini High Modalities

Input
textfile
Output
text

GLM 5 Modalities

Input
text
Output
text

Related Comparisons

Compare o3 Mini High with:

Compare GLM 5 with:

Frequently Asked Questions

GLM 5 has cheaper input pricing at $0.72/M tokens. GLM 5 has cheaper output pricing at $2.30/M tokens.
GLM 5 scores higher on coding benchmarks with a score of 39.0, compared to o3 Mini High's score of 17.3.
o3 Mini High has a 200,000 token context window, while GLM 5 has a 202,752 token context window.
o3 Mini High does not support vision. GLM 5 does not support vision.