Battle of the Models

Compare specific LLM models, context windows, and capabilities.

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GLM-4.5-Flash

A-TIER

Z.AI (GLM)

Intelligence Score 83/100
Model Popularity 0 votes
Context Window 128K
Pricing Model Free / Open
View Provider Analysis →

Phi-4

A-TIER

GitHub Models

Intelligence Score 89/100
Context Window 128K
Pricing Model Free / Open
Model Popularity 0 votes
View Provider Analysis →
FINAL VERDICT

Phi-4 Wins

With an intelligence score of 89/100 vs 83/100, Phi-4 outperforms GLM-4.5-Flash by 6 points.

HEAD-TO-HEAD

Detailed Comparison

Feature
GLM-4.5-Flash
Phi-4
Context Window
128K 128K
Architecture
Transformer Transformer
Est. MMLU Score
~75-79% ~80-84%
Release Date
2024 Dec 2024
Pricing Model
Free Tier Free Tier
Rate Limit (RPM)
~1 request/second (Flash models) 10 RPM (high-tier) / higher for mini-tier
Daily Limit
~1,000 requests/day (Flash tier) 50 RPD (high-tier models) / 150 RPD (mini-tier models)
Capabilities
No specific data
Reasoning
Performance Tier
B-Tier (Strong) A-Tier (Excellent)
Speed Estimate
⚡ Very Fast Medium
Primary Use Case
⚡ Fast Chat & Apps General Purpose
Model Size
Undisclosed Undisclosed
Limitations
  • Free Flash tier capped near 1 request/second
  • Flagship GLM-5.2 model requires a paid plan
  • Free-tier limits have changed more than once in the past year — verify on docs.z.ai
  • Restrictive limits
  • Requires GitHub account
  • Rate limits vary by Copilot tier
Key Strengths
  • GLM-4.5-Flash & GLM-4.7-Flash Free Access
  • Strong Coding Benchmarks
  • OpenAI-Compatible Endpoint
  • Prototyping

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