Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large: The Ultimate Performance & Pricing Comparison

Deep dive into reasoning, benchmarks, and latency insights.

The Final Verdict in the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large Showdown

After a comprehensive analysis, Grok 4.1 Fast (Reasoning) emerges as the superior choice for users prioritizing raw intelligence and reasoning. However, Jamba 1.6 Large remains a highly competitive option, especially for scenarios demanding faster response times and cost-efficiency. This detailed Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large comparison will break down every critical metric to help you make the best decision.

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Model Snapshot

Key decision metrics at a glance.

Grok 4.1 Fast (Reasoning)

xAI

Reasoning: 9
Coding: 3
Multimodal: 3
Long Context: 5
Blended Price / 1M tokens: $0.000
P95 Latency: 1000ms
Tokens per second: 182.829tokens/sec

Jamba 1.6 Large

Other

Reasoning: 6
Coding: 6
Multimodal: 1
Long Context: 1
Blended Price / 1M tokens: $0.004
P95 Latency: 1000ms
Tokens per second: 43.958tokens/sec

Overall Capabilities

The capability radar provides a holistic view of the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large matchup. This chart illustrates each model's strengths and weaknesses at a glance, forming a cornerstone of our Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large analysis.

This radar chart visually maps the core capabilities (reasoning, coding, math proxy, multimodal, long context) of `Grok 4.1 Fast (Reasoning)` vs `Jamba 1.6 Large`.

Benchmark Breakdown

For a granular look, this chart directly compares scores across standardized benchmarks. In the critical MMLU Pro test, a key part of the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large debate, Grok 4.1 Fast (Reasoning) scores 90 against Jamba 1.6 Large's 60. This data-driven approach is essential for any serious Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large comparison.

This grouped bar chart provides a side-by-side comparison for each benchmark metric.

Speed & Latency

Speed is a crucial factor in the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large decision for interactive applications. The metrics below highlight the trade-offs you should weigh before shipping to production.

Time to First Token

Grok 4.1 Fast (Reasoning)300ms

Jamba 1.6 Large300ms

Tokens per Second

Grok 4.1 Fast (Reasoning)182.829

Jamba 1.6 Large43.958

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The Economics of Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large

Power is only one part of the equation. This Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large pricing analysis gives you a true sense of value.

Pricing Breakdown

Compare input and output pricing at a glance.

Real-World Cost Scenario

To process 1M input tokens and generate 250k output tokens, Grok 4.1 Fast (Reasoning) would cost $0.000, whereas Jamba 1.6 Large would cost $0.004. This practical calculation is vital for any developer considering the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large choice.

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Which Model Wins the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large Battle for You?

Choose Grok 4.1 Fast (Reasoning) if...

Your top priority is raw performance and capability.

You are working in a technical or scientific field requiring the highest accuracy.

You need the most advanced reasoning capabilities available.

Choose Jamba 1.6 Large if...

You are developing at scale where operational costs are critical.

You prioritize cost-effectiveness over maximum performance.

Your workload requires consistent, reliable performance.

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Your Questions about the Grok 4.1 Fast (Reasoning) vs Jamba 1.6 Large Comparison

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Data source: https://artificialanalysis.ai/