Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Nemotron 3.5 Lightning

A-TIER

Kilo AI Gateway

Intelligence Score 85/100

Model Popularity 0 votes

Context Window 1M Context

Pricing Model Free / Open

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DEPRECATED

Grok (xAI)

This model is no longer active/free — kept for reference.

Intelligence Score 96/100

Context Window 2M

Pricing Model Commercial / Paid

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 3.5 Lightning by 11 points.

HEAD-TO-HEAD

Feature	Nemotron 3.5 Lightning	Grok 4.1 Fast
Context Window	1M Context	2M
Architecture	Transformer	Transformer
Est. MMLU Score	~80-84%	~92-95%
Release Date	2024	2024
Pricing Model	Free Tier	Paid / Commercial
Rate Limit (RPM)	200 requests/hour per IP on free models (anonymous use allowed)	Varies (low for free tier)
Daily Limit	Default free models only	Credit-based
Capabilities	No specific data	No specific data
Performance Tier	A-Tier (Excellent)	S-Tier (Elite)
Speed Estimate	Medium	Medium
Primary Use Case	General Purpose	General Purpose
Model Size	Undisclosed	Undisclosed
Limitations	Free capacity and limits can change; verify on the provider site Listed from community submissions - partly verified	$25/month credit cap (generous but finite) Lower rate limits on free tier Vision models have smaller context
Key Strengths	OpenAI-compatible API Multi-model access	Monthly renewing $25 free credits OpenAI-compatible API (drop-in replacement) Real-time knowledge from X/Twitter data