Battle of the Models

Compare specific LLM models, context windows, and capabilities.

AI21 Jamba 1.5 Large

A-TIER

GitHub Models

Intelligence Score 88/100

Model Popularity 0 votes

Context Window 256K

Pricing Model Free / Open

View Provider Analysis →

OpenRouter

Intelligence Score 65/100

Context Window 128k

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 88/100 vs 65/100, AI21 Jamba 1.5 Large outperforms Microsoft: Phi-3 Mini (free) by 23 points.

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

HEAD-TO-HEAD

Feature	AI21 Jamba 1.5 Large	Microsoft: Phi-3 Mini (free)
Context Window	256K	128k
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)	Varies by Copilot Tier	20 requests/minute
Daily Limit	Low	50 requests/day (up to 1000 with $10 topup)
Capabilities	No specific data	No specific data
Performance Tier	A-Tier (Excellent)	C-Tier (Good)
Speed Estimate	Medium	⚡ Very Fast
Primary Use Case	General Purpose	⚡ Fast Chat & Apps
Model Size	Undisclosed	Undisclosed
Limitations	Restrictive limits Requires GitHub account Rate limits vary by Copilot tier	Limits depend on account history/topup Community key models Free models have lower priority during peak demand
Key Strengths	Prototyping	Unified API for 100+ models from all providers OpenAI-compatible endpoint (drop-in replacement) Automatic model fallback and routing