Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Grok 4.1 Fast

S-TIER

Grok (xAI)

Intelligence Score 96/100

Model Popularity 0 votes

Context Window 2M

Pricing Model Commercial / Paid

View Provider Analysis →

A-TIER

Hugging Face Inference

Intelligence Score 83/100

Context Window 128K

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 Qwen3.5 72B Instruct by 13 points.

HEAD-TO-HEAD

Feature	Grok 4.1 Fast	Qwen3.5 72B Instruct
Context Window	2M	128K
Architecture	Transformer	Transformer (Open Weight)
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)	300 Requests / hour
Daily Limit	Credit-based	Capped by monthly credit, not a flat request count
Capabilities	No specific data	Chinese
Performance Tier	S-Tier (Elite)	B-Tier (Strong)
Speed Estimate	Medium	⚡ Fast
Primary Use Case	General Purpose	General Purpose
Model Size	Undisclosed	72B
Limitations	$25/month credit cap (generous but finite) Lower rate limits on free tier Vision models have smaller context	Rate limited to ~300 request/hour for free users Models larger than 10GB may not load Cold starts can occur
Key Strengths	Monthly renewing $25 free credits OpenAI-compatible API (drop-in replacement) Real-time knowledge from X/Twitter data	Serverless Inference Instant Model Loading Text Generation