Battle of the Models

Compare specific LLM models, context windows, and capabilities.

GLM-4.5-Flash

A-TIER

Z.AI (GLM)

Intelligence Score 83/100

Model Popularity 0 votes

Context Window 128K

Pricing Model Free / Open

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A-TIER

OpenRouter

Intelligence Score 83/100

Context Window 32k

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

Equal intelligence scores (83/100), but GLM-4.5-Flash offers a significantly larger context window.

Close Match: The difference is minimal. Consider other factors like pricing and features.

HEAD-TO-HEAD

Feature	GLM-4.5-Flash	Qwen 2.5 VL 72B Instruct (free)
Context Window	128K	32k
Architecture	Transformer	Transformer (Open Weight)
Est. MMLU Score	~75-79%	~75-79%
Release Date	2024	Sep-Nov 2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	~1 request/second (Flash models)	20 requests/minute
Daily Limit	~1,000 requests/day (Flash tier)	50 requests/day (up to 1000 with $10 topup)
Capabilities	No specific data	No specific data
Performance Tier	B-Tier (Strong)	B-Tier (Strong)
Speed Estimate	⚡ Very Fast	⚡ Fast
Primary Use Case	⚡ Fast Chat & Apps	👁️ Vision & Multimodal
Model Size	Undisclosed	72B
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	Limits depend on account history/topup Community key models Free models have lower priority during peak demand
Key Strengths	GLM-4.5-Flash & GLM-4.7-Flash Free Access Strong Coding Benchmarks OpenAI-Compatible Endpoint	Unified API for 100+ models from all providers OpenAI-compatible endpoint (drop-in replacement) Automatic model fallback and routing