Model Comparison

MAI-Code-1-Flash vs GLM-5.1Which is better in 2026?

GLM-5.1 significantly outperforms across most benchmarks.

Verdict: MAI-Code-1-Flash vs GLM-5.1 — which is better?

MAI-Code-1-Flash (by Microsoft) and GLM-5.1 (by Zhipu 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.

MAI-Code-1-Flash outperforms in 0 benchmarks, while GLM-5.1 is better at 5 benchmarks (AIME 2026, GPQA, Humanity's Last Exam, SWE-Bench Pro, Terminal-Bench 2.0). GLM-5.1 significantly outperforms across most benchmarks.

Choose MAI-Code-1-Flash if…

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

Choose GLM-5.1 if…

  • you want the strongest raw capability — it leads on 5 of 5 shared benchmarks
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

MAI-Code-1-Flash outperforms in 0 benchmarks, while GLM-5.1 is better at 5 benchmarks (AIME 2026, GPQA, Humanity's Last Exam, SWE-Bench Pro, Terminal-Bench 2.0).

GLM-5.1 significantly outperforms across most benchmarks.

Fri Jul 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only GLM-5.1 specifies input context (200,000 tokens). Only GLM-5.1 specifies output context (128,000 tokens).

Microsoft
MAI-Code-1-Flash
Input- tokens
Output- tokens
Zhipu AI
GLM-5.1
Input200,000 tokens
Output128,000 tokens
Fri Jul 17 2026 • llm-stats.com

License

Usage and distribution terms

MAI-Code-1-Flash is licensed under a proprietary license, while GLM-5.1 uses MIT.

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

MAI-Code-1-Flash

Proprietary

Closed source

GLM-5.1

MIT

Open weights

Release Timeline

When each model was launched

MAI-Code-1-Flash was released on 2026-06-02, while GLM-5.1 was released on 2026-04-07.

MAI-Code-1-Flash is 2 months newer than GLM-5.1.

MAI-Code-1-Flash

Jun 2, 2026

1 months ago

1mo newer
GLM-5.1

Apr 7, 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→

Key Takeaways

Microsoft

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

Zhipu AI
Larger context window (200,000 tokens)
Has open weights
Higher AIME 2026 score (95.3% vs 92.5%)
Higher GPQA score (86.2% vs 84.6%)
Higher Humanity's Last Exam score (52.3% vs 18.0%)
Higher SWE-Bench Pro score (58.4% vs 51.2%)
Higher Terminal-Bench 2.0 score (69.0% vs 54.8%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against MAI-Code-1-Flash and GLM-5.1 side-by-side, then vote on the output you prefer.

MAI-Code-1-Flash
✓ Preferred
GLM-5.1
Open in Playground
AI Model Comparison Table
Feature
Microsoft
MAI-Code-1-Flash
Zhipu AI
GLM-5.1

FAQ

Common questions about MAI-Code-1-Flash vs GLM-5.1.

Which is better, MAI-Code-1-Flash or GLM-5.1?

GLM-5.1 significantly outperforms across most benchmarks. MAI-Code-1-Flash is made by Microsoft and GLM-5.1 is made by Zhipu AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does MAI-Code-1-Flash compare to GLM-5.1 in benchmarks?

MAI-Code-1-Flash scores AIME 2026: 92.5%, GPQA: 84.6%, IFBench: 75.0%, Tau2 Telecom: 71.7%, SWE-Bench Verified: 71.6%. GLM-5.1 scores Vending-Bench 2: 100.0%, AIME 2026: 95.3%, HMMT 2025: 94.0%, GPQA: 86.2%, IMO-AnswerBench: 83.8%.

What are the context window sizes for MAI-Code-1-Flash and GLM-5.1?

MAI-Code-1-Flash supports an unknown number of tokens and GLM-5.1 supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between MAI-Code-1-Flash and GLM-5.1?

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

Who makes MAI-Code-1-Flash and GLM-5.1?

MAI-Code-1-Flash is developed by Microsoft and GLM-5.1 is developed by Zhipu AI.

Related comparisons