Price Per TokenPrice Per Token
Anthropic
Anthropic
vs
Z-ai

Claude Sonnet 4.5 vs GLM-5 Turbo

A detailed comparison of pricing, benchmarks, and capabilities

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Key Takeaways

Claude Sonnet 4.5 wins:

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

GLM-5 Turbo wins:

  • Cheaper input tokens
  • Cheaper output tokens
  • Higher intelligence benchmark
  • Better at coding
Price Advantage
GLM-5 Turbo
Benchmark Advantage
GLM-5 Turbo
Context Window
Claude Sonnet 4.5
Speed
Claude Sonnet 4.5

Pricing Comparison

Benchmark Comparison

Context & Performance

Capabilities

Feature Comparison

FeatureClaude Sonnet 4.5GLM-5 Turbo
Vision (Image Input)
Tool/Function Calls
Reasoning Mode
Audio Input
Audio Output
PDF Input
Prompt Caching
Web Search

License & Release

PropertyClaude Sonnet 4.5GLM-5 Turbo
LicenseProprietaryProprietary
AuthorAnthropicZ-ai
ReleasedSep 2025Mar 2026

Claude Sonnet 4.5 Modalities

Input
textimagefile
Output
text

GLM-5 Turbo Modalities

Input
text
Output
text

Frequently Asked Questions

GLM-5 Turbo has cheaper input pricing at $1.20/M tokens. GLM-5 Turbo has cheaper output pricing at $4.00/M tokens.
GLM-5 Turbo scores higher on coding benchmarks with a score of 36.8, compared to Claude Sonnet 4.5's score of 33.5.
Claude Sonnet 4.5 has a 1,000,000 token context window, while GLM-5 Turbo has a 202,752 token context window.