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Hy4 preview vs MAI-Code-1-Flash

Hy4 preview leads the LLM Stats Score 51.1 to 29.3.

Tencent · Microsoft · Updated for 2026

Which is better?

Hy4 preview leads the overall LLM Stats Score 51.1 to 29.3, ranking #14 overall.

In the 3 individual benchmarks reported for both models, Hy4 preview wins 3; this is a narrower head-to-head signal than the composite indexes.

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

Choose Hy4 preview

  • overall performance matters — it scores 51.1 and ranks #14 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 3 of 3 exact shared results
  • you want the most recent training data — it shipped Aug 2026
  • you need open weights you can self-host or fine-tune

Choose MAI-Code-1-Flash

  • you are already invested in the Microsoft ecosystem

At a glance

The differences that matter most.

Hy4 preview
Tencent
MAI-Code-1-Flash
Microsoft
Core performance indexes
LLM Stats Score
51.1
#14
29.3
#122
Reasoning
50.7
#11
29.0
#115
Coding
39.8
#12
19.8
#96
Agents
36.3
#14
10.9
#102
Cost, coverage & limits
Benchmark wins
3 of 3
0 of 3
Input price
— / M
— / M
Output price
— / M
— / M
Context window
—
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Hy4 preview
MAI-Code-1-Flash
Math
39.4#17
21.6#139
Tool use
31.1#10
10.6#119
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

32 reported for Hy4 preview · 15 for MAI-Code-1-Flash

3 shared

Hy4 preview outperforms in 3 benchmarks (GPQA, SWE-bench Multilingual, SWE-Bench Pro), while MAI-Code-1-Flash is better at 0 benchmarks.

Hy4 preview significantly outperforms across most benchmarks.

Fri Sep 04 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

License

Usage and distribution terms

Hy4 preview is licensed under Apache 2.0, while MAI-Code-1-Flash uses a proprietary license.

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

Hy4 preview

Apache 2.0

Open weights

MAI-Code-1-Flash

Proprietary

Closed source

Release Timeline

When each model was launched

Hy4 preview was released on 2026-08-28, while MAI-Code-1-Flash was released on 2026-06-02.

Hy4 preview is 3 months newer than MAI-Code-1-Flash.

Hy4 preview

Aug 28, 2026

1 weeks ago

2mo newer
MAI-Code-1-Flash

Jun 2, 2026

3 months ago

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→

Judge for yourself.

Run your own prompts against Hy4 preview and MAI-Code-1-Flash side-by-side, then vote on the output you prefer.

Hy4 preview
✓ Preferred
MAI-Code-1-Flash
Open in Playground

FAQ

Common questions about Hy4 preview vs MAI-Code-1-Flash.

Which is better, Hy4 preview or MAI-Code-1-Flash?

Hy4 preview leads the LLM Stats Score 51.1 to 29.3. Hy4 preview is made by Tencent and MAI-Code-1-Flash is made by Microsoft. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Hy4 preview compare to MAI-Code-1-Flash in benchmarks?

Hy4 preview scores GPQA: 92.3%, Terminal-Bench 2.1: 85.4%, WideSearch: 83.9%, MCP Atlas: 83.7%, SWE-bench Multilingual: 82.9%. MAI-Code-1-Flash scores AIME 2026: 92.5%, GPQA: 84.6%, IFBench: 75.0%, Tau2 Telecom: 71.7%, SWE-Bench Verified: 71.6%.

What are the main differences between Hy4 preview and MAI-Code-1-Flash?

Key differences include LLM Stats Score (51.1 vs 29.3), licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Hy4 preview and MAI-Code-1-Flash?

Hy4 preview is developed by Tencent and MAI-Code-1-Flash is developed by Microsoft.

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