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Gemini 4 Argon vs Jamba 1.5 Mini

Gemini 4 Argon leads the LLM Stats Score 55.1 to -5.7.

Google · AI21 Labs · Updated for 2026

Which is better?

Gemini 4 Argon leads the overall LLM Stats Score 55.1 to -5.7, ranking #4 overall.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 4 Argon

  • overall performance matters — it scores 55.1 and ranks #4 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose Jamba 1.5 Mini

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 4 Argon
Google
Jamba 1.5 Mini
AI21 Labs
Core performance indexes
LLM Stats Score
55.1
#4
-5.7
#375
Reasoning
52.4
#7
-5.6
#366
Cost, coverage & limits
Benchmark wins
—
—
Input price
— / M
$0.20 / M
Output price
— / M
$0.40 / M
Context window
—
256,144

Individual benchmarks

19 reported for Gemini 4 Argon · 8 for Jamba 1.5 Mini

No common benchmarks found

Gemini 4 Argon and Jamba 1.5 Minidon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Jamba 1.5 Mini specifies input context (256,144 tokens). Only Jamba 1.5 Mini specifies output context (256,144 tokens).

Google
Gemini 4 Argon
Input- tokens
Output- tokens
AI21 Labs
Jamba 1.5 Mini
Input256,144 tokens
Output256,144 tokens
Thu Oct 08 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Gemini 4 Argon supports multimodal inputs, whereas Jamba 1.5 Mini does not.

Gemini 4 Argon can handle both text and other forms of data like images, making it suitable for multimodal applications.

Gemini 4 Argon

Text
Images
Audio
Video

Jamba 1.5 Mini

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 4 Argon is licensed under a proprietary license, while Jamba 1.5 Mini uses Jamba Open Model License.

License differences may affect how you can use these models in commercial or open-source projects.

Gemini 4 Argon

Proprietary

Closed source

Jamba 1.5 Mini

Jamba Open Model License

Open weights

Release Timeline

When each model was launched

Gemini 4 Argon was released on 2026-09-30, while Jamba 1.5 Mini was released on 2024-08-22.

Gemini 4 Argon is 26 months newer than Jamba 1.5 Mini.

Gemini 4 Argon

Sep 30, 2026

1 weeks ago

2.1yr newer
Jamba 1.5 Mini

Aug 22, 2024

2.1 years ago

Knowledge Cutoff

When training data ends

Jamba 1.5 Mini has a documented knowledge cutoff of 2024-03-05, while Gemini 4 Argon's cutoff date is not specified.

We can confirm Jamba 1.5 Mini's training data extends to 2024-03-05, but cannot make a direct comparison without Gemini 4 Argon's cutoff date.

Gemini 4 Argon

—

Jamba 1.5 Mini

Mar 2024

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 4 Argon and Jamba 1.5 Mini side-by-side, then vote on the output you prefer.

Gemini 4 Argon
✓ Preferred
Jamba 1.5 Mini
Open in Playground

FAQ

Common questions about Gemini 4 Argon vs Jamba 1.5 Mini.

Which is better, Gemini 4 Argon or Jamba 1.5 Mini?

Gemini 4 Argon leads the LLM Stats Score 55.1 to -5.7. Gemini 4 Argon is made by Google and Jamba 1.5 Mini is made by AI21 Labs. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 4 Argon compare to Jamba 1.5 Mini in benchmarks?

Gemini 4 Argon scores Graphwalks BFS <128k: 99.7%, Vibe Code Bench: 91.9%, LVBench: 91.7%, LABBench2: 88.8%, Graphwalks BFS >128k: 84.2%. Jamba 1.5 Mini scores ARC-C: 85.7%, GSM8k: 75.8%, MMLU: 69.7%, TruthfulQA: 54.1%, Arena Hard: 46.1%.

What are the context window sizes for Gemini 4 Argon and Jamba 1.5 Mini?

Gemini 4 Argon supports an unknown number of tokens and Jamba 1.5 Mini supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 4 Argon and Jamba 1.5 Mini?

Key differences include LLM Stats Score (55.1 vs -5.7), multimodal support (yes vs no), licensing (Proprietary vs Jamba Open Model License). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 4 Argon and Jamba 1.5 Mini?

Gemini 4 Argon is developed by Google and Jamba 1.5 Mini is developed by AI21 Labs.

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