Battle of the Models

Compare specific LLM models, context windows, and capabilities.

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AI21 Jamba 1.5 Large

DEPRECATED

GitHub Models

This model is no longer active/free — kept for reference.

Intelligence Score 88/100
Model Popularity 0 votes
Context Window 256K
Pricing Model Free / Open

Gemma 4 26B A4B

Cloudflare Workers AI

Intelligence Score 65/100
Context Window Long context
Pricing Model Free / Open
Model Popularity 0 votes
FINAL VERDICT

AI21 Jamba 1.5 Large Wins

With an intelligence score of 88/100 vs 65/100, AI21 Jamba 1.5 Large outperforms Gemma 4 26B A4B by 23 points.

Clear Winner: Significant performance advantage for AI21 Jamba 1.5 Large.
HEAD-TO-HEAD

Detailed Comparison

Feature
AI21 Jamba 1.5 Large
Gemma 4 26B A4B
Context Window
256K Long context
Architecture
SSM-Transformer Hybrid (Mamba) Transformer
Est. MMLU Score
~80-84% ~60-64%
Release Date
2024 2024
Pricing Model
Free Tier Free Tier
Rate Limit (RPM)
10 RPM (high-tier) / higher for mini-tier Varies by model
Daily Limit
50 RPD (high-tier models) / 150 RPD (mini-tier models) 10,000 neurons/day
Capabilities
No specific data
No specific data
Performance Tier
A-Tier (Excellent) C-Tier (Good)
Speed Estimate
Medium Medium
Primary Use Case
General Purpose General Purpose
Model Size
Undisclosed 26B
Limitations
  • Restrictive limits
  • Requires GitHub account
  • Rate limits vary by Copilot tier
  • 10,000 neurons/day cap (varies per model)
  • Larger models consume more neurons per request
  • No fine-tuning support
Key Strengths
  • Prototyping
  • Edge inference: runs closest to user
  • 50+ models: LLM, image gen, classification, speech
  • Workers integration for serverless apps

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