Battle of the Models

Compare specific LLM models, context windows, and capabilities.

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Llama 3.1 8B (Fast)

DEPRECATED

Cerebras

This model is no longer active/free — kept for reference.

Intelligence Score 78/100
Model Popularity 0 votes
Context Window 8K
Pricing Model Free / Open
View Provider Analysis →

Grok 4.1 Fast

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This model is no longer active/free — kept for reference.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
View Provider Analysis →
FINAL VERDICT

Grok 4.1 Fast Wins

With an intelligence score of 96/100 vs 78/100, Grok 4.1 Fast outperforms Llama 3.1 8B (Fast) by 18 points.

Clear Winner: Significant performance advantage for Grok 4.1 Fast.
HEAD-TO-HEAD

Detailed Comparison

Feature
Llama 3.1 8B (Fast)
Grok 4.1 Fast
Context Window
8K 2M
Architecture
Transformer (Open Weight) Transformer
Est. MMLU Score
~70-74% ~92-95%
Release Date
Jul 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
Reasoning
No specific data
Performance Tier
B-Tier (Strong) S-Tier (Elite)
Speed Estimate
⚡ Very Fast Medium
Primary Use Case
General Purpose General Purpose
Model Size
8B 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

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