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This model is no longer active/free — kept for reference.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

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A-TIER

DeepSeek

Intelligence Score 80/100

Context Window 128K

Pricing Model Commercial / Paid

Model Popularity 0 votes

View Provider Analysis →

FINAL VERDICT

With an intelligence score of 88/100 vs 80/100, AI21 Jamba 1.5 Large outperforms DeepSeek-V4 Pro by 8 points.

HEAD-TO-HEAD

Feature	AI21 Jamba 1.5 Large	DeepSeek-V4 Pro
Context Window	256K	128K
Architecture	SSM-Transformer Hybrid (Mamba)	Dense Transformer
Est. MMLU Score	~80-84%	~75-79%
Release Date	2024	2024
Pricing Model	Free Tier	Paid / Commercial
Rate Limit (RPM)	10 RPM (high-tier) / higher for mini-tier	60 RPM
Daily Limit	50 RPD (high-tier models) / 150 RPD (mini-tier models)	Credit-based
Capabilities	No specific data	No specific data
Performance Tier	A-Tier (Excellent)	B-Tier (Strong)
Speed Estimate	Medium	Medium
Primary Use Case	General Purpose	General Purpose
Model Size	Undisclosed	Undisclosed
Limitations	Restrictive limits Requires GitHub account Rate limits vary by Copilot tier	10M tokens is one-time only API can be slow during peak hours (Chinese business hours) Rate limiting during high demand periods
Key Strengths	Prototyping	DeepSeek-R1: OpenAI o1-level reasoning (open-source) Mixture-of-Experts architecture for efficiency OpenAI-compatible API (drop-in replacement)