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Gemini 3 Pro vs Muse Spark Open

Muse Spark Open leads the LLM Stats Score 44.9 to 38.4. Muse Spark Open is 2.3x cheaper per token.

Google · Meta · Updated for 2026

Which is better?

Muse Spark Open leads the overall LLM Stats Score 44.9 to 38.4, ranking #43 overall.

In the 1 individual benchmarks reported for both models, Gemini 3 Pro wins 1; this is a narrower head-to-head signal than the composite indexes.

On price, Muse Spark Open is roughly 2.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

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

Choose Gemini 3 Pro

  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results

Choose Muse Spark Open

  • overall performance matters — it scores 44.9 and ranks #43 on LLM Stats
  • your work emphasizes reasoning and agents — it leads those capability indexes
  • cost matters — it's about 2.3x cheaper per token
  • you want the most recent training data — it shipped Oct 2026
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Gemini 3 Pro
Google
Muse Spark Open
Meta
Core performance indexes
LLM Stats Score
38.4
#81
44.9
#43
Reasoning
38.5
#78
45.2
#39
Coding
24.5
#90
33.0
#42
Agents
15.3
#107
30.6
#43
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
$2.00 / M
$1.25 / M
Output price
$12.00 / M
$4.25 / M
Context window
1,048,576
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

4 shared
Index
Gemini 3 Pro
Muse Spark Open
Math
37.3#33
31.6#69
Vision
26.5#54
31.2#34
Tool use
13.9#112
23.3#44
Multimodal
27.9#46
33.1#20
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

21 reported for Gemini 3 Pro · 17 for Muse Spark Open

1 shared

Gemini 3 Pro outperforms in 1 benchmarks (GPQA), while Muse Spark Open is better at 0 benchmarks.

Gemini 3 Pro significantly outperforms across most benchmarks.

Mon Oct 19 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Muse Spark Open costs less

For input processing, Gemini 3 Pro ($2.00/1M tokens) is 1.6x more expensive than Muse Spark Open ($1.25/1M tokens).

For output processing, Gemini 3 Pro ($12.00/1M tokens) is 2.8x more expensive than Muse Spark Open ($4.25/1M tokens).

In conclusion, Gemini 3 Pro is more expensive than Muse Spark Open.*

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

Lowest available price from all providers
Mon Oct 19 2026 • llm-stats.com
Google
Gemini 3 Pro
Input tokens$2.00
Output tokens$12.00
Best providerGoogle
Meta
Muse Spark Open
Input tokens$1.25
Output tokens$4.25
Best providerTogether
Notice missing or incorrect data?

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. Muse Spark Open can generate longer responses up to 1,048,576 tokens, while Gemini 3 Pro is limited to 65,536 tokens.

Google
Gemini 3 Pro
Input1,048,576 tokens
Output65,536 tokens
Meta
Muse Spark Open
Input1,048,576 tokens
Output1,048,576 tokens
Mon Oct 19 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 3 Pro and Muse Spark Open support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 3 Pro

Text
Images
Audio
Video

Muse Spark Open

Text
Images
Audio
Video

License

Usage and distribution terms

Gemini 3 Pro is licensed under a proprietary 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.

Gemini 3 Pro

Proprietary

Closed source

Muse Spark Open

Muse Model License

Open weights

Release Timeline

When each model was launched

Gemini 3 Pro was released on 2025-11-18, while Muse Spark Open was released on 2026-10-15.

Muse Spark Open is 11 months newer than Gemini 3 Pro.

Gemini 3 Pro

Nov 18, 2025

11 months ago

Muse Spark Open

Oct 15, 2026

2 days ago

11mo newer

Knowledge Cutoff

When training data ends

Gemini 3 Pro has a documented knowledge cutoff of 2025-01-31, while Muse Spark Open's cutoff date is not specified.

We can confirm Gemini 3 Pro's training data extends to 2025-01-31, but cannot make a direct comparison without Muse Spark Open's cutoff date.

Gemini 3 Pro

Jan 2025

Muse Spark Open

—

Provider Availability

Gemini 3 Pro is available from Google. Muse Spark Open is available from Together.

Gemini 3 Pro

google logo
Google
Input Price:Input: $2.00/1MOutput Price:Output: $12.00/1M

Muse Spark Open

together logo
Together
Input Price:Input: $1.25/1MOutput Price:Output: $4.25/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Gemini 3 Pro and Muse Spark Open side-by-side, then vote on the output you prefer.

Gemini 3 Pro
✓ Preferred
Muse Spark Open
Open in Playground

FAQ

Common questions about Gemini 3 Pro vs Muse Spark Open.

Which is better, Gemini 3 Pro or Muse Spark Open?

Muse Spark Open leads the LLM Stats Score 44.9 to 38.4. Gemini 3 Pro is made by Google 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 Gemini 3 Pro compare to Muse Spark Open in benchmarks?

Gemini 3 Pro scores AIME 2025: 100.0%, Vending-Bench 2: 100.0%, Global PIQA: 93.4%, GPQA: 91.9%, MMMLU: 91.8%. Muse Spark Open scores MCP Atlas: 89.2%, GPQA: 89.0%, OSWorld-Verified: 80.4%, BabyVision: 80.2%, Terminal-Bench 2.1: 76.4%.

Is Gemini 3 Pro cheaper than Muse Spark Open?

Muse Spark Open is 1.6x cheaper for input tokens. Gemini 3 Pro costs $2.00/M input and $12.00/M output via google. Muse Spark Open costs $1.25/M input and $4.25/M output via together.

What are the context window sizes for Gemini 3 Pro and Muse Spark Open?

Gemini 3 Pro supports 1.0M 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 Gemini 3 Pro and Muse Spark Open?

Key differences include LLM Stats Score (38.4 vs 44.9), input pricing ($2.00 vs $1.25/M), licensing (Proprietary vs Muse Model License). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3 Pro and Muse Spark Open?

Gemini 3 Pro is developed by Google and Muse Spark Open is developed by Meta.

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