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This model is no longer active/free — kept for reference.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

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A-TIER

NVIDIA NIM

Intelligence Score 85/100

Context Window 1M Context

Pricing Model Free / Open

Model Popularity 0 votes

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FINAL VERDICT

With an intelligence score of 96/100 vs 85/100, Grok 4.1 Fast outperforms Nemotron 3 Ultra 550B A55B by 11 points.

HEAD-TO-HEAD

Feature	Grok 4.1 Fast	Nemotron 3 Ultra 550B A55B
Context Window	2M	1M Context
Architecture	Transformer	Transformer
Est. MMLU Score	~92-95%	~80-84%
Release Date	2024	2024
Pricing Model	Paid / Commercial	Free Tier
Rate Limit (RPM)	Varies (low for free tier)	40 requests/minute
Daily Limit	Credit-based	-
Capabilities	No specific data	No specific data
Performance Tier	S-Tier (Elite)	A-Tier (Excellent)
Speed Estimate	Medium	Medium
Primary Use Case	General Purpose	General Purpose
Model Size	Undisclosed	550B
Limitations	$25/month credit cap (generous but finite) Lower rate limits on free tier Vision models have smaller context	Phone number verification required Free credits are limited Rate limits on free tier
Key Strengths	Monthly renewing $25 free credits OpenAI-compatible API (drop-in replacement) Real-time knowledge from X/Twitter data	High performance models