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Llama-3.3 Nemotron Super 49B v1 vs Muse Spark Open

Muse Spark Open significantly outperforms across most benchmarks.

NVIDIA · Meta · Updated for 2026

Which is better?

Llama-3.3 Nemotron Super 49B v1 and Muse Spark Open trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

In the 1 individual benchmarks reported for both models, Muse Spark Open wins 1; 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 Llama-3.3 Nemotron Super 49B v1

  • you are already invested in the NVIDIA ecosystem

Choose Muse Spark Open

  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you want the most recent training data — it shipped Oct 2026

At a glance

The differences that matter most.

Llama-3.3 Nemotron Super 49B v1
NVIDIA
Muse Spark Open
Meta
Benchmark wins
0 of 1
1 of 1
Input price
— / M
$1.25 / M
Output price
— / M
$4.25 / M
Context window
—
1,048,576

Individual benchmarks

7 reported for Llama-3.3 Nemotron Super 49B v1 · 17 for Muse Spark Open

1 shared

Llama-3.3 Nemotron Super 49B v1 outperforms in 0 benchmarks, while Muse Spark Open is better at 1 benchmark (GPQA).

Muse Spark Open significantly outperforms across most benchmarks.

Fri Oct 23 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

766.1B diff

Muse Spark Open has 766.1B more parameters than Llama-3.3 Nemotron Super 49B v1, making it 1535.3% larger.

NVIDIA
Llama-3.3 Nemotron Super 49B v1
49.9Bparameters
Meta
Muse Spark Open
816.0Bparameters
49.9B
Llama-3.3 Nemotron Super 49B v1
816.0B
Muse Spark Open

Context Window

Maximum input and output token capacity

Only Muse Spark Open specifies input context (1,048,576 tokens). Only Muse Spark Open specifies output context (1,048,576 tokens).

NVIDIA
Llama-3.3 Nemotron Super 49B v1
Input- tokens
Output- tokens
Meta
Muse Spark Open
Input1,048,576 tokens
Output1,048,576 tokens
Fri Oct 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Muse Spark Open supports multimodal inputs, whereas Llama-3.3 Nemotron Super 49B v1 does not.

Muse Spark Open can handle both text and other forms of data like images, making it suitable for multimodal applications.

Llama-3.3 Nemotron Super 49B v1

Text
Images
Audio
Video

Muse Spark Open

Text
Images
Audio
Video

License

Usage and distribution terms

Llama-3.3 Nemotron Super 49B v1 is licensed under Llama 3.1 Community License, while Muse Spark Open uses Muse Model License.

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

Llama-3.3 Nemotron Super 49B v1

Llama 3.1 Community License

Open weights

Muse Spark Open

Muse Model License

Open weights

Release Timeline

When each model was launched

Llama-3.3 Nemotron Super 49B v1 was released on 2025-03-18, while Muse Spark Open was released on 2026-10-15.

Muse Spark Open is 19 months newer than Llama-3.3 Nemotron Super 49B v1.

Llama-3.3 Nemotron Super 49B v1

Mar 18, 2025

1.6 years ago

Muse Spark Open

Oct 15, 2026

1 weeks ago

1.6yr newer

Knowledge Cutoff

When training data ends

Llama-3.3 Nemotron Super 49B v1 has a documented knowledge cutoff of 2023-12-31, while Muse Spark Open's cutoff date is not specified.

We can confirm Llama-3.3 Nemotron Super 49B v1's training data extends to 2023-12-31, but cannot make a direct comparison without Muse Spark Open's cutoff date.

Llama-3.3 Nemotron Super 49B v1

Dec 2023

Muse Spark Open

—

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Llama-3.3 Nemotron Super 49B v1 and Muse Spark Open side-by-side, then vote on the output you prefer.

Llama-3.3 Nemotron Super 49B v1
✓ Preferred
Muse Spark Open
Open in Playground

FAQ

Common questions about Llama-3.3 Nemotron Super 49B v1 vs Muse Spark Open.

Which is better, Llama-3.3 Nemotron Super 49B v1 or Muse Spark Open?

Muse Spark Open significantly outperforms across most benchmarks. Llama-3.3 Nemotron Super 49B v1 is made by NVIDIA and Muse Spark Open is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Llama-3.3 Nemotron Super 49B v1 compare to Muse Spark Open in benchmarks?

Llama-3.3 Nemotron Super 49B v1 scores MATH-500: 96.6%, MT-Bench: 91.7%, MBPP: 91.3%, Arena Hard: 88.3%, BFCL v2: 73.7%. Muse Spark Open scores MCP Atlas: 89.2%, GPQA: 89.0%, OSWorld-Verified: 80.4%, BabyVision: 80.2%, Terminal-Bench 2.1: 76.4%.

What are the context window sizes for Llama-3.3 Nemotron Super 49B v1 and Muse Spark Open?

Llama-3.3 Nemotron Super 49B v1 supports an unknown number of tokens and Muse Spark Open supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Llama-3.3 Nemotron Super 49B v1 and Muse Spark Open?

Key differences include multimodal support (no vs yes), licensing (Llama 3.1 Community License vs Muse Model License). See the full comparison above for benchmark-by-benchmark results.

Who makes Llama-3.3 Nemotron Super 49B v1 and Muse Spark Open?

Llama-3.3 Nemotron Super 49B v1 is developed by NVIDIA and Muse Spark Open is developed by Meta.

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