Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Qwen 3.8 27B

Cerebras

Intelligence Score 65/100

Model Popularity 0 votes

Context Window 128K Context

Pricing Model Free / Open

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S-TIER

Grok (xAI)

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 65/100, Grok 4.1 Fast outperforms Qwen 3.8 27B by 31 points.

Clear Winner: Significant performance advantage for Grok 4.1 Fast.

HEAD-TO-HEAD

Feature	Qwen 3.8 27B	Grok 4.1 Fast
Context Window	128K Context	2M
Architecture	Transformer (Open Weight)	Transformer
Est. MMLU Score	~60-64%	~92-95%
Release Date	2024	2024
Pricing Model	Free Tier	Paid / Commercial
Rate Limit (RPM)	5 RPM, 30K uncached / 90K total TPM, 1M tokens per hour and per day (Free Trial)	Varies (low for free tier)
Daily Limit	1M tokens/day	Credit-based
Capabilities	No specific data	No specific data
Performance Tier	C-Tier (Good)	S-Tier (Elite)
Speed Estimate	⚡ Very Fast	Medium
Primary Use Case	General Purpose	General Purpose
Model Size	27B	Undisclosed
Limitations	Rate limited on free tier (30 RPM) Daily token cap of 1M tokens	$25/month credit cap (generous but finite) Lower rate limits on free tier Vision models have smaller context
Key Strengths	Instant Token Generation Wafer-Scale Engine Speed OpenAI API Compatibility	Monthly renewing $25 free credits OpenAI-compatible API (drop-in replacement) Real-time knowledge from X/Twitter data