Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Grok 4.1 Fast

DEPRECATED

Grok (xAI)

This model is no longer active/free — kept for reference.

Intelligence Score 96/100

Model Popularity 0 votes

Context Window 2M

Pricing Model Commercial / Paid

View Provider Analysis →

A-TIER

Z.AI (GLM)

Intelligence Score 83/100

Context Window Vision

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 96/100 vs 83/100, Grok 4.1 Fast outperforms GLM-4.6V-Flash (vision) by 13 points.

HEAD-TO-HEAD

Feature	Grok 4.1 Fast	GLM-4.6V-Flash (vision)
Context Window	2M	Vision
Architecture	Transformer	Transformer
Est. MMLU Score	~92-95%	~75-79%
Release Date	2024	2024
Pricing Model	Paid / Commercial	Free Tier
Rate Limit (RPM)	Varies (low for free tier)	~1 request/second (Flash models)
Daily Limit	Credit-based	~1,000 requests/day (Flash tier)
Capabilities	No specific data	No specific data
Performance Tier	S-Tier (Elite)	B-Tier (Strong)
Speed Estimate	Medium	⚡ Very Fast
Primary Use Case	General Purpose	👁️ Vision & Multimodal
Model Size	Undisclosed	Undisclosed
Limitations	$25/month credit cap (generous but finite) Lower rate limits on free tier Vision models have smaller context	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
Key Strengths	Monthly renewing $25 free credits OpenAI-compatible API (drop-in replacement) Real-time knowledge from X/Twitter data	GLM-4.5-Flash & GLM-4.7-Flash Free Access Strong Coding Benchmarks OpenAI-Compatible Endpoint