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MAI-Code-1.1-Flash vs Nemotron 3 Ultra (550B A55B)

MAI-Code-1.1-Flash and Nemotron 3 Ultra (550B A55B) are closely matched at 28.0 and 36.3 on the LLM Stats Score. MAI-Code-1.1-Flash is 2.1x cheaper per token.

Microsoft · NVIDIA · Updated for 2026

Which is better?

MAI-Code-1.1-Flash and Nemotron 3 Ultra (550B A55B) are closely matched on the overall LLM Stats Score at 28.0 and 36.3.

In the 2 individual benchmarks reported for both models, MAI-Code-1.1-Flash wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, MAI-Code-1.1-Flash is roughly 2.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Nemotron 3 Ultra (550B A55B) also accepts a larger context window (262,144 input tokens), making it the stronger choice for long documents and large codebases.

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

Choose MAI-Code-1.1-Flash

  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • cost matters — it's about 2.1x cheaper per token
  • you want the most recent training data — it shipped Aug 2026

Choose Nemotron 3 Ultra (550B A55B)

  • you process long inputs — it offers a 262,144 token context window
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

MAI-Code-1.1-Flash
Microsoft
Nemotron 3 Ultra (550B A55B)
NVIDIA
Core performance indexes
LLM Stats Score
28.0
#136
36.3
#79
Reasoning
27.8
#132
35.4
#82
Coding
19.0
#108
21.0
#92
Agents
11.2
#109
12.5
#101
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$0.20 / M
$0.50 / M
Output price
$1.20 / M
$2.20 / M
Context window
256,000
262,144

Individual benchmarks

2 reported for MAI-Code-1.1-Flash · 26 for Nemotron 3 Ultra (550B A55B)

2 shared

MAI-Code-1.1-Flash outperforms in 2 benchmarks (SWE-Bench Verified, Terminal-Bench 2.1), while Nemotron 3 Ultra (550B A55B) is better at 0 benchmarks.

MAI-Code-1.1-Flash significantly outperforms across most benchmarks.

Mon Sep 21 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

MAI-Code-1.1-Flash costs less

For input processing, MAI-Code-1.1-Flash ($0.20/1M tokens) is 2.5x cheaper than Nemotron 3 Ultra (550B A55B) ($0.50/1M tokens).

For output processing, MAI-Code-1.1-Flash ($1.20/1M tokens) is 1.8x cheaper than Nemotron 3 Ultra (550B A55B) ($2.20/1M tokens).

In conclusion, Nemotron 3 Ultra (550B A55B) is more expensive than MAI-Code-1.1-Flash.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Mon Sep 21 2026 • llm-stats.com
Microsoft
MAI-Code-1.1-Flash
Input tokens$0.20
Output tokens$1.20
Best providerUnknown Organization
NVIDIA
Nemotron 3 Ultra (550B A55B)
Input tokens$0.50
Output tokens$2.20
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Model Size

Parameter count comparison

412.0B diff

Nemotron 3 Ultra (550B A55B) has 412.0B more parameters than MAI-Code-1.1-Flash, making it 298.6% larger.

Microsoft
MAI-Code-1.1-Flash
138.0Bparameters
NVIDIA
Nemotron 3 Ultra (550B A55B)
550.0Bparameters
138.0B
MAI-Code-1.1-Flash
550.0B
Nemotron 3 Ultra (550B A55B)

Context Window

Maximum input and output token capacity

Nemotron 3 Ultra (550B A55B) accepts 262,144 input tokens compared to MAI-Code-1.1-Flash's 256,000 tokens. Only Nemotron 3 Ultra (550B A55B) specifies output context (262,144 tokens).

Microsoft
MAI-Code-1.1-Flash
Input256,000 tokens
Output- tokens
NVIDIA
Nemotron 3 Ultra (550B A55B)
Input262,144 tokens
Output262,144 tokens
Mon Sep 21 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

MAI-Code-1.1-Flash supports multimodal inputs, whereas Nemotron 3 Ultra (550B A55B) does not.

MAI-Code-1.1-Flash can handle both text and other forms of data like images, making it suitable for multimodal applications.

MAI-Code-1.1-Flash

Text
Images
Audio
Video

Nemotron 3 Ultra (550B A55B)

Text
Images
Audio
Video

License

Usage and distribution terms

MAI-Code-1.1-Flash is licensed under a proprietary license, while Nemotron 3 Ultra (550B A55B) uses OpenMDW License v1.1.

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

MAI-Code-1.1-Flash

Proprietary

Closed source

Nemotron 3 Ultra (550B A55B)

OpenMDW License v1.1

Open weights

Release Timeline

When each model was launched

MAI-Code-1.1-Flash was released on 2026-08-11, while Nemotron 3 Ultra (550B A55B) was released on 2026-06-04.

MAI-Code-1.1-Flash is 2 months newer than Nemotron 3 Ultra (550B A55B).

MAI-Code-1.1-Flash

Aug 11, 2026

1 months ago

2mo newer
Nemotron 3 Ultra (550B A55B)

Jun 4, 2026

3 months ago

Knowledge Cutoff

When training data ends

Nemotron 3 Ultra (550B A55B) has a documented knowledge cutoff of 2025-09-30, while MAI-Code-1.1-Flash's cutoff date is not specified.

We can confirm Nemotron 3 Ultra (550B A55B)'s training data extends to 2025-09-30, but cannot make a direct comparison without MAI-Code-1.1-Flash's cutoff date.

MAI-Code-1.1-Flash

—

Nemotron 3 Ultra (550B A55B)

Sep 2025

Provider Availability

MAI-Code-1.1-Flash is available from GitHub Copilot. Nemotron 3 Ultra (550B A55B) is available from DeepInfra.

MAI-Code-1.1-Flash

github-copilot logo
Unknown Organization
Input Price:Input: $0.20/1MOutput Price:Output: $1.20/1M

Nemotron 3 Ultra (550B A55B)

deepinfra logo
Deepinfra
Input Price:Input: $0.50/1MOutput Price:Output: $2.20/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against MAI-Code-1.1-Flash and Nemotron 3 Ultra (550B A55B) side-by-side, then vote on the output you prefer.

MAI-Code-1.1-Flash
✓ Preferred
Nemotron 3 Ultra (550B A55B)
Open in Playground

FAQ

Common questions about MAI-Code-1.1-Flash vs Nemotron 3 Ultra (550B A55B).

Which is better, MAI-Code-1.1-Flash or Nemotron 3 Ultra (550B A55B)?

MAI-Code-1.1-Flash and Nemotron 3 Ultra (550B A55B) are closely matched on the LLM Stats Score at 28.0 and 36.3. MAI-Code-1.1-Flash is made by Microsoft and Nemotron 3 Ultra (550B A55B) is made by NVIDIA. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does MAI-Code-1.1-Flash compare to Nemotron 3 Ultra (550B A55B) in benchmarks?

MAI-Code-1.1-Flash scores SWE-Bench Verified: 72.6%, Terminal-Bench 2.1: 62.9%. Nemotron 3 Ultra (550B A55B) scores RULER: 94.7%, IMO-AnswerBench: 92.3%, PinchBench: 90.0%, LiveCodeBench v6: 89.0%, GPQA: 87.0%.

Is MAI-Code-1.1-Flash cheaper than Nemotron 3 Ultra (550B A55B)?

MAI-Code-1.1-Flash is 2.5x cheaper for input tokens. MAI-Code-1.1-Flash costs $0.20/M input and $1.20/M output via github-copilot. Nemotron 3 Ultra (550B A55B) costs $0.50/M input and $2.20/M output via deepinfra.

What are the context window sizes for MAI-Code-1.1-Flash and Nemotron 3 Ultra (550B A55B)?

MAI-Code-1.1-Flash supports 256K tokens and Nemotron 3 Ultra (550B A55B) supports 262K 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-1.1-Flash and Nemotron 3 Ultra (550B A55B)?

Key differences include LLM Stats Score (28.0 vs 36.3), context window (256K vs 262K), input pricing ($0.20 vs $0.50/M), multimodal support (yes vs no), licensing (Proprietary vs OpenMDW License v1.1). See the full comparison above for benchmark-by-benchmark results.

Who makes MAI-Code-1.1-Flash and Nemotron 3 Ultra (550B A55B)?

MAI-Code-1.1-Flash is developed by Microsoft and Nemotron 3 Ultra (550B A55B) is developed by NVIDIA.

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