Model Comparison

IBM Granite 4.0 Tiny Preview vs Kimi K2 BaseWhich is better in 2026?

Kimi K2 Base significantly outperforms across most benchmarks.

Verdict: IBM Granite 4.0 Tiny Preview vs Kimi K2 Base — which is better?

IBM Granite 4.0 Tiny Preview (by IBM) and Kimi K2 Base (by Moonshot AI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

IBM Granite 4.0 Tiny Preview outperforms in 0 benchmarks, while Kimi K2 Base is better at 2 benchmarks (GSM8k, MMLU). Kimi K2 Base significantly outperforms across most benchmarks.

Choose IBM Granite 4.0 Tiny Preview if…

  • you are already invested in the IBM ecosystem

Choose Kimi K2 Base if…

  • you want the strongest raw capability — it leads on 2 of 2 shared benchmarks
  • you want the most recent training data — it shipped Jul 2025

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

IBM Granite 4.0 Tiny Preview outperforms in 0 benchmarks, while Kimi K2 Base is better at 2 benchmarks (GSM8k, MMLU).

Kimi K2 Base significantly outperforms across most benchmarks.

Sat Jul 18 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

993.0B diff

Kimi K2 Base has 993.0B more parameters than IBM Granite 4.0 Tiny Preview, making it 14185.7% larger.

IBM
IBM Granite 4.0 Tiny Preview
7.0Bparameters
Moonshot AI
Kimi K2 Base
1.0Tparameters
7.0B
IBM Granite 4.0 Tiny Preview
1000.0B
Kimi K2 Base

License

Usage and distribution terms

IBM Granite 4.0 Tiny Preview is licensed under Apache 2.0, while Kimi K2 Base uses MIT.

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

IBM Granite 4.0 Tiny Preview

Apache 2.0

Open weights

Kimi K2 Base

MIT

Open weights

Release Timeline

When each model was launched

IBM Granite 4.0 Tiny Preview was released on 2025-05-02, while Kimi K2 Base was released on 2025-07-11.

Kimi K2 Base is 2 months newer than IBM Granite 4.0 Tiny Preview.

IBM Granite 4.0 Tiny Preview

May 2, 2025

1.2 years ago

Kimi K2 Base

Jul 11, 2025

1.0 years ago

2mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

IBM

No standout differentiators in the data we have for this pair.

Moonshot AI
Higher GSM8k score (92.1% vs 70.1%)
Higher MMLU score (87.8% vs 60.4%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against IBM Granite 4.0 Tiny Preview and Kimi K2 Base side-by-side, then vote on the output you prefer.

IBM Granite 4.0 Tiny Preview
✓ Preferred
Kimi K2 Base
Open in Playground
AI Model Comparison Table
Feature
IBM
IBM Granite 4.0 Tiny Preview
Moonshot AI
Kimi K2 Base

FAQ

Common questions about IBM Granite 4.0 Tiny Preview vs Kimi K2 Base.

Which is better, IBM Granite 4.0 Tiny Preview or Kimi K2 Base?

Kimi K2 Base significantly outperforms across most benchmarks. IBM Granite 4.0 Tiny Preview is made by IBM and Kimi K2 Base is made by Moonshot AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does IBM Granite 4.0 Tiny Preview compare to Kimi K2 Base in benchmarks?

IBM Granite 4.0 Tiny Preview scores AttaQ: 86.1%, HumanEval: 82.4%, HumanEval+: 78.3%, GSM8k: 70.1%, IFEval: 63.0%. Kimi K2 Base scores C-Eval: 92.5%, GSM8k: 92.1%, MMLU-redux-2.0: 90.2%, MMLU: 87.8%, TriviaQA: 85.1%.

What are the main differences between IBM Granite 4.0 Tiny Preview and Kimi K2 Base?

Key differences include licensing (Apache 2.0 vs MIT). See the full comparison above for benchmark-by-benchmark results.

Who makes IBM Granite 4.0 Tiny Preview and Kimi K2 Base?

IBM Granite 4.0 Tiny Preview is developed by IBM and Kimi K2 Base is developed by Moonshot AI.

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