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Gemma 3 12B vs Muse Spark Open

Muse Spark Open leads the LLM Stats Score 45.3 to 5.1. Gemma 3 12B is 26.7x cheaper per token.

Google · Meta · Updated for 2026

Which is better?

Muse Spark Open leads the overall LLM Stats Score 45.3 to 5.1, ranking #42 overall.

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.

On price, Gemma 3 12B is roughly 26.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Muse Spark Open also accepts a larger context window (1,048,576 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 Gemma 3 12B

  • cost matters — it's about 26.7x cheaper per token

Choose Muse Spark Open

  • overall performance matters — it scores 45.3 and ranks #42 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Oct 2026

At a glance

The differences that matter most.

Gemma 3 12B
Google
Muse Spark Open
Meta
Core performance indexes
LLM Stats Score
5.1
#321
45.3
#42
Reasoning
5.5
#315
45.7
#35
Coding
2.6
#246
33.5
#40
Cost, coverage & limits
Benchmark wins
0 of 1
1 of 1
Input price
$0.05 / M
$1.25 / M
Output price
$0.15 / M
$4.25 / M
Context window
131,072
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

3 shared
Index
Gemma 3 12B
Muse Spark Open
Math
12.8#242
33.3#58
Vision
-4.5#219
31.3#33
Multimodal
-2.0#177
33.1#20
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

26 reported for Gemma 3 12B · 17 for Muse Spark Open

1 shared

Gemma 3 12B outperforms in 0 benchmarks, while Muse Spark Open is better at 1 benchmark (GPQA).

Muse Spark Open significantly outperforms across most benchmarks.

Thu Oct 22 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Gemma 3 12B costs less

For input processing, Gemma 3 12B ($0.05/1M tokens) is 25.0x cheaper than Muse Spark Open ($1.25/1M tokens).

For output processing, Gemma 3 12B ($0.15/1M tokens) is 28.3x cheaper than Muse Spark Open ($4.25/1M tokens).

In conclusion, Muse Spark Open is more expensive than Gemma 3 12B.*

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

Lowest available price from all providers
Thu Oct 22 2026 • llm-stats.com
Google
Gemma 3 12B
Input tokens$0.05
Output tokens$0.15
Best providerDeepinfra
Meta
Muse Spark Open
Input tokens$1.25
Output tokens$4.25
Best providerTogether
Notice missing or incorrect data?

Model Size

Parameter count comparison

804.0B diff

Muse Spark Open has 804.0B more parameters than Gemma 3 12B, making it 6700.0% larger.

Google
Gemma 3 12B
12.0Bparameters
Meta
Muse Spark Open
816.0Bparameters
12.0B
Gemma 3 12B
816.0B
Muse Spark Open

Context Window

Maximum input and output token capacity

Muse Spark Open accepts 1,048,576 input tokens compared to Gemma 3 12B's 131,072 tokens. Muse Spark Open can generate longer responses up to 1,048,576 tokens, while Gemma 3 12B is limited to 131,072 tokens.

Google
Gemma 3 12B
Input131,072 tokens
Output131,072 tokens
Meta
Muse Spark Open
Input1,048,576 tokens
Output1,048,576 tokens
Thu Oct 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemma 3 12B and Muse Spark Open support multimodal inputs.

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

Gemma 3 12B

Text
Images
Audio
Video

Muse Spark Open

Text
Images
Audio
Video

License

Usage and distribution terms

Gemma 3 12B is licensed under Gemma, while Muse Spark Open uses Muse Model License.

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

Gemma 3 12B

Gemma

Open weights

Muse Spark Open

Muse Model License

Open weights

Release Timeline

When each model was launched

Gemma 3 12B was released on 2025-03-12, while Muse Spark Open was released on 2026-10-15.

Muse Spark Open is 19 months newer than Gemma 3 12B.

Gemma 3 12B

Mar 12, 2025

1.6 years ago

Muse Spark Open

Oct 15, 2026

4 days ago

1.6yr newer

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

Provider Availability

Gemma 3 12B is available from DeepInfra. Muse Spark Open is available from Together.

Gemma 3 12B

deepinfra logo
Deepinfra
Input Price:Input: $0.05/1MOutput Price:Output: $0.15/1M

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 Gemma 3 12B and Muse Spark Open side-by-side, then vote on the output you prefer.

Gemma 3 12B
✓ Preferred
Muse Spark Open
Open in Playground

FAQ

Common questions about Gemma 3 12B vs Muse Spark Open.

Which is better, Gemma 3 12B or Muse Spark Open?

Muse Spark Open leads the LLM Stats Score 45.3 to 5.1. Gemma 3 12B 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 Gemma 3 12B compare to Muse Spark Open in benchmarks?

Gemma 3 12B scores GSM8k: 94.4%, IFEval: 88.9%, DocVQA: 87.1%, BIG-Bench Hard: 85.7%, HumanEval: 85.4%. 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 Gemma 3 12B cheaper than Muse Spark Open?

Gemma 3 12B is 25.0x cheaper for input tokens. Gemma 3 12B costs $0.05/M input and $0.15/M output via deepinfra. Muse Spark Open costs $1.25/M input and $4.25/M output via together.

What are the context window sizes for Gemma 3 12B and Muse Spark Open?

Gemma 3 12B supports 131K 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 Gemma 3 12B and Muse Spark Open?

Key differences include LLM Stats Score (5.1 vs 45.3), context window (131K vs 1.0M), input pricing ($0.05 vs $1.25/M), licensing (Gemma vs Muse Model License). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemma 3 12B and Muse Spark Open?

Gemma 3 12B is developed by Google and Muse Spark Open is developed by Meta.

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