Jamba 1.5 Large: Intelligence, Performance & Price Analysis
Analysis of AI21 Labs's Jamba 1.5 Large and comparison to other AI models across key metrics including quality, price, performance (tokens per second & time to first token), context window & more. Click on any model to compare API providers for that model. For more details including relating to our methodology, see our FAQs.
AI21 Labs has launched a newer model, Jamba 1.6 Large. We suggest considering this model instead of Jamba 1.5 Large. See the following pages for a comparison of Jamba 1.6 Large to other models and Jamba 1.6 Large API provider benchmarks.
Comparison Summary
Intelligence:
Jamba 1.5 Large is of lower intelligence compared to average, with Artificial Analysis Intelligence Index of 18.
Price:Jamba 1.5 Large is cheaper compared to average with a price of $3.50 per 1M Tokens (blended 3:1).
Jamba 1.5 Large Input token price: $2.00, Output token price: $8.00 per 1M Tokens.
Speed:Latency:Context Window:Jamba 1.5 Large Input token price: $2.00, Output token price: $8.00 per 1M Tokens.
Jamba 1.5 Large has a smaller context windows than average, with a context window of 260k tokens.
Highlights
Intelligence
Artificial Analysis Intelligence Index; Higher is better
Estimate (independent evaluation forthcoming)
Speed
Output Tokens per Second; Higher is better
Price
USD per 1M Tokens; Lower is better
Parallel Queries:
Prompt Length:
Jamba 1.5 Large Model Details
Comparisons to Jamba 1.5 Large
- Jamba 1.5 Large
gpt-oss-120B (high)- GPT-5 (high)
- gpt-oss-20B (high)
- GPT-4.1
- GPT-5 (minimal)
- o3
Llama 4 Maverick
Gemini 2.5 Flash (Reasoning)- Gemini 2.5 Pro
Claude 4 Sonnet Thinking
Magistral Small
DeepSeek R1 0528- DeepSeek V3.1 (Reasoning)
- DeepSeek V3.1 (Non-reasoning)
Grok 4
Solar Pro 2 (Reasoning)
MiniMax M1 80k
Llama Nemotron Super 49B v1.5 (Reasoning)
Kimi K2
EXAONE 4.0 32B (Reasoning)
GLM-4.5
Qwen3 235B 2507 (Reasoning)
Further details
R1 1776
Nova Premier
Phi-4
LFM2 1.2B
Granite 3.3 Instruct 8B
Reka Flash 3
DeepHermes 3 - Llama-3.1 8B Preview
Aya Expanse 32B
OpenChat 3.5 (1210)
DBRX Instruct
Llama 3.1 Tulu3 405B
Arctic Instruct
Yi-Large