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GLM-4.6 vs Muse Spark 1.3

Muse Spark 1.3 leads the LLM Stats Score 55.3 to 29.4. Muse Spark 1.3 is 7.3x cheaper per token.

Zhipu AI · Meta · Updated for 2026

Which is better?

Muse Spark 1.3 leads the overall LLM Stats Score 55.3 to 29.4, ranking #5 overall.

On price, Muse Spark 1.3 is roughly 7.3x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Muse Spark 1.3 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 GLM-4.6

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

Choose Muse Spark 1.3

  • overall performance matters — it scores 55.3 and ranks #5 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • cost matters — it's about 7.3x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

Core performance indexes
29.4
#121
55.3
#5
29.3
#113
52.8
#7
15.2
#123
41.7
#10
9.7
#116
40.4
#4
Cost, coverage & limits
Benchmark wins
Input price
$0.55 / M
$0.10 / M
Output price
$2.00 / M
$0.20 / M
Context window
131,072
1,048,576

Individual benchmarks

7 reported for GLM-4.6 · 11 for Muse Spark 1.3

No common benchmarks found

GLM-4.6 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, GLM-4.6 ($0.55/1M tokens) is 5.5x more expensive than Muse Spark 1.3 ($0.10/1M tokens).

For output processing, GLM-4.6 ($2.00/1M tokens) is 10.0x more expensive than Muse Spark 1.3 ($0.20/1M tokens).

In conclusion, GLM-4.6 is more expensive than Muse Spark 1.3.*

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

Lowest available price from all providers
Fri Sep 04 2026 • llm-stats.com
Zhipu AI
GLM-4.6
Input tokens$0.55
Output tokens$2.00
Best providerFireworks
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

Muse Spark 1.3 accepts 1,048,576 input tokens compared to GLM-4.6's 131,072 tokens. Muse Spark 1.3 can generate longer responses up to 943,718 tokens, while GLM-4.6 is limited to 131,072 tokens.

Zhipu AI
GLM-4.6
Input131,072 tokens
Output131,072 tokens
Meta
Muse Spark 1.3
Input1,048,576 tokens
Output943,718 tokens
Fri Sep 04 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both GLM-4.6 and Muse Spark 1.3 support multimodal inputs.

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

GLM-4.6

Text
Images
Audio
Video

Muse Spark 1.3

Text
Images
Audio
Video

License

Usage and distribution terms

GLM-4.6 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.

GLM-4.6

MIT

Open weights

Muse Spark 1.3

Proprietary

Closed source

Release Timeline

When each model was launched

GLM-4.6 was released on 2025-09-30, while Muse Spark 1.3 was released on 2026-09-02.

Muse Spark 1.3 is 11 months newer than GLM-4.6.

GLM-4.6

Sep 30, 2025

11 months ago

Muse Spark 1.3

Sep 2, 2026

1 days ago

11mo 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

GLM-4.6 is available from Fireworks, DeepInfra. Muse Spark 1.3 is available from Meta Model API.

GLM-4.6

fireworks logo
Fireworks
Input Price:Input: $0.55/1MOutput Price:Output: $2.19/1M
deepinfra logo
Deepinfra
Input Price:Input: $0.60/1MOutput Price:Output: $2.00/1M

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 GLM-4.6 and Muse Spark 1.3 side-by-side, then vote on the output you prefer.

GLM-4.6
✓ Preferred
Muse Spark 1.3
Open in Playground

FAQ

Common questions about GLM-4.6 vs Muse Spark 1.3.

Which is better, GLM-4.6 or Muse Spark 1.3?

Muse Spark 1.3 leads the LLM Stats Score 55.3 to 29.4. GLM-4.6 is made by Zhipu AI 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 GLM-4.6 compare to Muse Spark 1.3 in benchmarks?

GLM-4.6 scores AIME 2025: 93.9%, LiveCodeBench v6: 82.8%, GPQA: 81.0%, SWE-Bench Verified: 68.0%, BrowseComp: 45.1%. 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 GLM-4.6 cheaper than Muse Spark 1.3?

Muse Spark 1.3 is 5.5x cheaper for input tokens. GLM-4.6 costs $0.55/M input and $2.00/M output via fireworks. Muse Spark 1.3 costs $0.10/M input and $0.20/M output via meta.

What are the context window sizes for GLM-4.6 and Muse Spark 1.3?

GLM-4.6 supports 131K 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 GLM-4.6 and Muse Spark 1.3?

Key differences include LLM Stats Score (29.4 vs 55.3), context window (131K vs 1.0M), input pricing ($0.55 vs $0.10/M), licensing (MIT vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes GLM-4.6 and Muse Spark 1.3?

GLM-4.6 is developed by Zhipu AI and Muse Spark 1.3 is developed by Meta.