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MiMo-V2.5-Pro vs Muse Spark 1.3

Muse Spark 1.3 leads the LLM Stats Score 55.1 to 24.8. Muse Spark 1.3 is 4.3x cheaper per token.

Xiaomi · Meta · Updated for 2026

Which is better?

Muse Spark 1.3 leads the overall LLM Stats Score 55.1 to 24.8, ranking #4 overall.

On price, Muse Spark 1.3 is roughly 4.3x 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 MiMo-V2.5-Pro

  • you need open weights you can self-host or fine-tune

Choose Muse Spark 1.3

  • overall performance matters — it scores 55.1 and ranks #4 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • cost matters — it's about 4.3x cheaper per token
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

MiMo-V2.5-Pro
Xiaomi
Muse Spark 1.3
Meta
Core performance indexes
LLM Stats Score
24.8
#159
55.1
#4
Reasoning
24.2
#157
52.6
#7
Coding
31.1
#45
41.9
#9
Agents
22.3
#56
40.6
#4
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.43 / M
$0.10 / M
Output price
$0.87 / M
$0.20 / M
Context window
1,048,576
1,048,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
MiMo-V2.5-Pro
Muse Spark 1.3
Tool use
23.3#40
35.8#2
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

31 reported for MiMo-V2.5-Pro · 11 for Muse Spark 1.3

No common benchmarks found

MiMo-V2.5-Pro and Muse Spark 1.3don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Muse Spark 1.3 costs less

For input processing, MiMo-V2.5-Pro ($0.43/1M tokens) is 4.3x more expensive than Muse Spark 1.3 ($0.10/1M tokens).

For output processing, MiMo-V2.5-Pro ($0.87/1M tokens) is 4.3x more expensive than Muse Spark 1.3 ($0.20/1M tokens).

In conclusion, MiMo-V2.5-Pro is more expensive than Muse Spark 1.3.*

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

Lowest available price from all providers
Wed Sep 09 2026 • llm-stats.com
Xiaomi
MiMo-V2.5-Pro
Input tokens$0.43
Output tokens$0.87
Best providerXiaomi
Meta
Muse Spark 1.3
Input tokens$0.10
Output tokens$0.20
Best providerMeta
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Both models have the same input context window of 1,048,576 tokens. Muse Spark 1.3 can generate longer responses up to 943,718 tokens, while MiMo-V2.5-Pro is limited to 131,072 tokens.

Xiaomi
MiMo-V2.5-Pro
Input1,048,576 tokens
Output131,072 tokens
Meta
Muse Spark 1.3
Input1,048,576 tokens
Output943,718 tokens
Wed Sep 09 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Muse Spark 1.3 supports multimodal inputs, whereas MiMo-V2.5-Pro does not.

Muse Spark 1.3 can handle both text and other forms of data like images, making it suitable for multimodal applications.

MiMo-V2.5-Pro

Text
Images
Audio
Video

Muse Spark 1.3

Text
Images
Audio
Video

License

Usage and distribution terms

MiMo-V2.5-Pro is licensed under MIT, while Muse Spark 1.3 uses a proprietary license.

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

MiMo-V2.5-Pro

MIT

Open weights

Muse Spark 1.3

Proprietary

Closed source

Release Timeline

When each model was launched

MiMo-V2.5-Pro was released on 2026-04-27, while Muse Spark 1.3 was released on 2026-09-02.

Muse Spark 1.3 is 4 months newer than MiMo-V2.5-Pro.

MiMo-V2.5-Pro

Apr 27, 2026

4 months ago

Muse Spark 1.3

Sep 2, 2026

6 days ago

4mo 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

MiMo-V2.5-Pro is available from Xiaomi, DeepInfra, Novita. Muse Spark 1.3 is available from Meta Model API.

MiMo-V2.5-Pro

xiaomi logo
Xiaomi
Input Price:Input: $0.43/1MOutput Price:Output: $0.87/1M
deepinfra logo
Deepinfra
Input Price:Input: $1.00/1MOutput Price:Output: $3.00/1M
novita logo
Novita
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M

Muse Spark 1.3

meta logo
Meta
Input Price:Input: $0.10/1MOutput Price:Output: $0.20/1M
* 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 MiMo-V2.5-Pro and Muse Spark 1.3 side-by-side, then vote on the output you prefer.

MiMo-V2.5-Pro
✓ Preferred
Muse Spark 1.3
Open in Playground

FAQ

Common questions about MiMo-V2.5-Pro vs Muse Spark 1.3.

Which is better, MiMo-V2.5-Pro or Muse Spark 1.3?

Muse Spark 1.3 leads the LLM Stats Score 55.1 to 24.8. MiMo-V2.5-Pro is made by Xiaomi and Muse Spark 1.3 is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does MiMo-V2.5-Pro compare to Muse Spark 1.3 in benchmarks?

MiMo-V2.5-Pro scores FrontierSWE (Impl.): 100.0%, GSM8k: 99.6%, ARC-C: 97.2%, MMLU-Redux: 92.8%, C-Eval: 91.5%. Muse Spark 1.3 scores MRCR v2 (8-needle): 98.5%, MRCR v2 (8-needle, 512K-1M): 98.1%, DeepSearchQA: 89.4%, Terminal-Bench 2.1: 88.8%, DeepSWE 1.1: 75.4%.

Is MiMo-V2.5-Pro cheaper than Muse Spark 1.3?

Muse Spark 1.3 is 4.3x cheaper for input tokens. MiMo-V2.5-Pro costs $0.43/M input and $0.87/M output via xiaomi. Muse Spark 1.3 costs $0.10/M input and $0.20/M output via meta.

What are the context window sizes for MiMo-V2.5-Pro and Muse Spark 1.3?

MiMo-V2.5-Pro supports 1.0M tokens and Muse Spark 1.3 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 MiMo-V2.5-Pro and Muse Spark 1.3?

Key differences include LLM Stats Score (24.8 vs 55.1), input pricing ($0.43 vs $0.10/M), multimodal support (no vs yes), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes MiMo-V2.5-Pro and Muse Spark 1.3?

MiMo-V2.5-Pro is developed by Xiaomi and Muse Spark 1.3 is developed by Meta.

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