Battle of the Models

Compare specific LLM models, context windows, and capabilities.

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This model is no longer active/free — kept for reference.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

View Provider Analysis →

A-TIER

OpenRouter

Intelligence Score 83/100

Context Window 1M

Pricing Model Free / Open

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 88/100 vs 83/100, AI21 Jamba 1.5 Large outperforms DeepSeek: V4 Flash (free) by 5 points.

Close Match: The difference is minimal. Consider other factors like pricing and features.

HEAD-TO-HEAD

Feature	AI21 Jamba 1.5 Large	DeepSeek: V4 Flash (free)
Context Window	256K	1M
Architecture	SSM-Transformer Hybrid (Mamba)	Dense Transformer
Est. MMLU Score	~80-84%	~75-79%
Release Date	2024	2024
Pricing Model	Free Tier	Free Tier
Rate Limit (RPM)	10 RPM (high-tier) / higher for mini-tier	20 requests/minute
Daily Limit	50 RPD (high-tier models) / 150 RPD (mini-tier models)	50 requests/day (up to 1000 with $10 topup)
Capabilities	No specific data	No specific data
Performance Tier	A-Tier (Excellent)	B-Tier (Strong)
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