Battle of the Models

Compare specific LLM models, context windows, and capabilities.

Jamba 1.5 Large

DEPRECATED

AI21 Labs

This model is no longer active/free — kept for reference.

Intelligence Score 88/100

Model Popularity 0 votes

Context Window 256K

Pricing Model Commercial / Paid

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, Jamba 1.5 Large outperforms OpenAI: gpt-oss-120b (free) by 23 points.

Clear Winner: Significant performance advantage for Jamba 1.5 Large.

HEAD-TO-HEAD

Feature	Jamba 1.5 Large	OpenAI: gpt-oss-120b (free)
Context Window	256K	128k
Architecture	SSM-Transformer Hybrid (Mamba)	Transformer (Proprietary)
Est. MMLU Score	~80-84%	~60-64%
Release Date	2024	2024
Pricing Model	Paid / Commercial	Free Tier
Rate Limit (RPM)	100 RPM	20 requests/minute
Daily Limit	Credit-based	50 requests/day (up to 1000 with $10 topup)
Capabilities	Reasoning	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	120b
Limitations	Credits expire after 3 months Unique architecture (check compatibility) Focus on text (no vision yet)	Limits depend on account history/topup Community key models Free models have lower priority during peak demand
Key Strengths	Jamba: SSM-Transformer Hybrid 256K Context Window Highly efficient inference	Unified API for 100+ models from all providers OpenAI-compatible endpoint (drop-in replacement) Automatic model fallback and routing