Battle of the Models

Compare specific LLM models, context windows, and capabilities.

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This model is no longer active/free — kept for reference.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

GLM 5.3 Flash

A-TIER

Friendli AI

Intelligence Score 83/100
Context Window 1M Context
Pricing Model Free / Open
Model Popularity 0 votes
View Provider Analysis →
FINAL VERDICT

Grok 4.1 Fast Wins

With an intelligence score of 96/100 vs 83/100, Grok 4.1 Fast outperforms GLM 5.3 Flash by 13 points.

HEAD-TO-HEAD

Detailed Comparison

Feature
Grok 4.1 Fast
GLM 5.3 Flash
Context Window
2M 1M Context
Architecture
Transformer Transformer
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) 60 RPM
Daily Limit
Credit-based Credit-based
Capabilities
No specific data
No specific data
Performance Tier
S-Tier (Elite) B-Tier (Strong)
Speed Estimate
Medium ⚡ Very Fast
Primary Use Case
General Purpose ⚡ Fast Chat & Apps
Model Size
Undisclosed Undisclosed
Limitations
  • $25/month credit cap (generous but finite)
  • Lower rate limits on free tier
  • Vision models have smaller context
  • $10 credit is one-time trial
  • Billing required after credits
  • Limited model selection
Key Strengths
  • Monthly renewing $25 free credits
  • OpenAI-compatible API (drop-in replacement)
  • Real-time knowledge from X/Twitter data
  • Optimized inference engine (FriendliEngine)
  • OpenAI-compatible API endpoints
  • Enterprise-grade uptime

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