Model Comparison

Kimi K2.6 vs Hy3Which is better in 2026?

Kimi K2.6 significantly outperforms across most benchmarks.

Verdict: Kimi K2.6 vs Hy3 — which is better?

Kimi K2.6 (by Moonshot AI) and Hy3 (by Tencent) 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.

Kimi K2.6 outperforms in 9 benchmarks (APEX-Agents, BrowseComp, Claw-Eval, GPQA, SWE-bench Multilingual, SWE-Bench Pro, SWE-Bench Verified, Toolathlon, WideSearch), while Hy3 is better at 2 benchmarks (DeepSearchQA, IMO-AnswerBench). Kimi K2.6 significantly outperforms across most benchmarks.

Choose Kimi K2.6 if…

  • you want the strongest raw capability — it leads on 9 of 11 shared benchmarks

Choose Hy3 if…

  • you want the most recent training data — it shipped Jul 2026

Performance Benchmarks

Comparative analysis across standard metrics

11 benchmarks

Kimi K2.6 outperforms in 9 benchmarks (APEX-Agents, BrowseComp, Claw-Eval, GPQA, SWE-bench Multilingual, SWE-Bench Pro, SWE-Bench Verified, Toolathlon, WideSearch), while Hy3 is better at 2 benchmarks (DeepSearchQA, IMO-AnswerBench).

Kimi K2.6 significantly outperforms across most benchmarks.

Fri Jul 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Model Size

Parameter count comparison

705.0B diff

Kimi K2.6 has 705.0B more parameters than Hy3, making it 239.0% larger.

Moonshot AI
Kimi K2.6
1.0Tparameters
Tencent
Hy3
295.0Bparameters
1000.0B
Kimi K2.6
295.0B
Hy3

Context Window

Maximum input and output token capacity

Only Kimi K2.6 specifies input context (262,144 tokens). Only Kimi K2.6 specifies output context (131,072 tokens).

Moonshot AI
Kimi K2.6
Input262,144 tokens
Output131,072 tokens
Tencent
Hy3
Input- tokens
Output- tokens
Fri Jul 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Kimi K2.6 supports multimodal inputs, whereas Hy3 does not.

Kimi K2.6 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Kimi K2.6

Text
Images
Audio
Video

Hy3

Text
Images
Audio
Video

License

Usage and distribution terms

Kimi K2.6 is licensed under Modified MIT License, while Hy3 uses Apache 2.0.

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

Kimi K2.6

Modified MIT License

Open weights

Hy3

Apache 2.0

Open weights

Release Timeline

When each model was launched

Kimi K2.6 was released on 2026-04-20, while Hy3 was released on 2026-07-06.

Hy3 is 3 months newer than Kimi K2.6.

Kimi K2.6

Apr 20, 2026

2 months ago

Hy3

Jul 6, 2026

1 weeks 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

Moonshot AI
Larger context window (262,144 tokens)
Supports multimodal inputs
Higher APEX-Agents score (27.9% vs 25.6%)
Higher BrowseComp score (86.3% vs 84.2%)
Higher Claw-Eval score (80.9% vs 68.5%)
Higher GPQA score (90.5% vs 90.4%)
Higher SWE-bench Multilingual score (76.7% vs 75.8%)
Higher SWE-Bench Pro score (58.6% vs 57.9%)
Higher SWE-Bench Verified score (80.2% vs 78.0%)
Higher Toolathlon score (50.0% vs 48.5%)
Higher WideSearch score (80.8% vs 76.4%)
Tencent
Higher DeepSearchQA score (91.0% vs 83.0%)
Higher IMO-AnswerBench score (90.0% vs 86.0%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Kimi K2.6 and Hy3 side-by-side, then vote on the output you prefer.

Kimi K2.6
✓ Preferred
Hy3
Open in Playground
AI Model Comparison Table
Feature
Moonshot AI
Kimi K2.6
Tencent
Hy3

FAQ

Common questions about Kimi K2.6 vs Hy3.

Which is better, Kimi K2.6 or Hy3?

Kimi K2.6 significantly outperforms across most benchmarks. Kimi K2.6 is made by Moonshot AI and Hy3 is made by Tencent. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Kimi K2.6 compare to Hy3 in benchmarks?

Kimi K2.6 scores V*: 96.9%, AIME 2026: 96.4%, MathVision: 93.2%, HMMT Feb 26: 92.7%, GPQA: 90.5%. Hy3 scores DeepSearchQA: 91.0%, GPQA: 90.4%, IMO-AnswerBench: 90.0%, BrowseComp: 84.2%, MCP Atlas: 79.1%.

What are the context window sizes for Kimi K2.6 and Hy3?

Kimi K2.6 supports 262K tokens and Hy3 supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Kimi K2.6 and Hy3?

Key differences include multimodal support (yes vs no), licensing (Modified MIT License vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi K2.6 and Hy3?

Kimi K2.6 is developed by Moonshot AI and Hy3 is developed by Tencent.

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