AI21 Jamba 1.6 Mini vs UserLM-8b

Side-by-side comparison of API pricing, context window, latency, and benchmark performance. Data refreshed daily from provider APIs and ModelStop's own latency probes.

Key Differences

💰UserLM-8b is 100% cheaper than AI21 Jamba 1.6 Mini

Comparison Overview

Price (lower is better), Speed/Latency (lower is better), Performance (higher is better)

Detailed Comparison

Why choose between them?

AI21 Jamba 1.6 Mini: Best value

UserLM-8b: Best value

Spec	AI21 Jamba 1.6 Mini	UserLM-8b
Provider	ai21	microsoft
Input price / 1M tokens	$0.20	Free
Output price / 1M tokens	$0.40	—
Context window	256k tokens	—
Latency (p50)	—	—
Best benchmark score	—	—
Open source	No	No

AI21 Jamba 1.6 Mini

AI21 Jamba 1.6 Mini is a lightweight Mamba-Transformer hybrid optimized for cost-effective, high-throughput inference with an impressive 256K context window. An excellent choice for document-heavy workloads on a budget.

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UserLM-8b

Open-source UserLM-8b model from microsoft — available for download and self-hosting on Hugging Face.

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