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GPT-6 Luna vs Muse Glimmer-30B

GPT-6 Luna leads the LLM Stats Score 44.5 to 34.9. GPT-6 Luna is 2.6x cheaper per token.

OpenAI · Meta · Updated for 2026

Which is better?

GPT-6 Luna leads the overall LLM Stats Score 44.5 to 34.9, ranking #40 overall.

On price, GPT-6 Luna is roughly 2.6x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

GPT-6 Luna also accepts a larger context window (1,050,000 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 GPT-6 Luna

  • overall performance matters — it scores 44.5 and ranks #40 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • cost matters — it's about 2.6x cheaper per token
  • you process long inputs — it offers a 1,050,000 token context window
  • you want the most recent training data — it shipped Sep 2026

Choose Muse Glimmer-30B

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

At a glance

The differences that matter most.

Core performance indexes
44.5
#40
34.9
#96
40.0
#58
34.3
#94
31.4
#47
22.1
#88
31.8
#30
16.3
#84
Cost, coverage & limits
Benchmark wins
Input price
$0.10 / M
$0.30 / M
Output price
$0.50 / M
$1.20 / M
Context window
1,050,000
131,072

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
GPT-6 Luna
Muse Glimmer-30B
22.1#47
13.7#100
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

5 reported for GPT-6 Luna · 25 for Muse Glimmer-30B

No common benchmarks found

GPT-6 Luna and Muse Glimmer-30Bdon'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

GPT-6 Luna costs less

For input processing, GPT-6 Luna ($0.10/1M tokens) is 3.0x cheaper than Muse Glimmer-30B ($0.30/1M tokens).

For output processing, GPT-6 Luna ($0.50/1M tokens) is 2.4x cheaper than Muse Glimmer-30B ($1.20/1M tokens).

In conclusion, Muse Glimmer-30B is more expensive than GPT-6 Luna.*

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

Lowest available price from all providers
Wed Sep 23 2026 • llm-stats.com
OpenAI
GPT-6 Luna
Input tokens$0.10
Output tokens$0.50
Best providerOpenAI
Meta
Muse Glimmer-30B
Input tokens$0.30
Output tokens$1.20
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

GPT-6 Luna accepts 1,050,000 input tokens compared to Muse Glimmer-30B's 131,072 tokens. Muse Glimmer-30B can generate longer responses up to 131,072 tokens, while GPT-6 Luna is limited to 128,000 tokens.

OpenAI
GPT-6 Luna
Input1,050,000 tokens
Output128,000 tokens
Meta
Muse Glimmer-30B
Input131,072 tokens
Output131,072 tokens
Wed Sep 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both GPT-6 Luna and Muse Glimmer-30B support multimodal inputs.

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

GPT-6 Luna

Text
Images
Audio
Video

Muse Glimmer-30B

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-6 Luna is licensed under a proprietary license, while Muse Glimmer-30B uses Apache 2.0.

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

GPT-6 Luna

Proprietary

Closed source

Muse Glimmer-30B

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-6 Luna was released on 2026-09-22, while Muse Glimmer-30B was released on 2026-08-10.

GPT-6 Luna is 1 month newer than Muse Glimmer-30B.

GPT-6 Luna

Sep 22, 2026

0 days ago

1mo newer
Muse Glimmer-30B

Aug 10, 2026

1 months ago

Knowledge Cutoff

When training data ends

GPT-6 Luna has a knowledge cutoff of 2026-05-18, while Muse Glimmer-30B has a cutoff of 2026-01-04.

GPT-6 Luna has more recent training data (up to 2026-05-18), making it potentially better informed about events through that date compared to Muse Glimmer-30B (2026-01-04).

GPT-6 Luna

May 2026

4 mo newer
Muse Glimmer-30B

Jan 2026

Provider Availability

GPT-6 Luna is available from OpenAI. Muse Glimmer-30B is available from DeepInfra.

GPT-6 Luna

openai logo
OpenAI
Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M

Muse Glimmer-30B

deepinfra logo
Deepinfra
Input Price:Input: $0.30/1MOutput Price:Output: $1.20/1M
* 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 GPT-6 Luna and Muse Glimmer-30B side-by-side, then vote on the output you prefer.

GPT-6 Luna
✓ Preferred
Muse Glimmer-30B
Open in Playground

FAQ

Common questions about GPT-6 Luna vs Muse Glimmer-30B.

Which is better, GPT-6 Luna or Muse Glimmer-30B?

GPT-6 Luna leads the LLM Stats Score 44.5 to 34.9. GPT-6 Luna is made by OpenAI and Muse Glimmer-30B is made by Meta. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does GPT-6 Luna compare to Muse Glimmer-30B in benchmarks?

GPT-6 Luna scores DeepSWE 1.1: 66.6%, OSWorld 2.0: 52.7%, Agents' Last Exam: 50.9%, FrontierCode 1.1: 42.4%, AutomationBench v1.0.6: 20.7%. Muse Glimmer-30B scores AIME 2026: 94.7%, Siren AgentDojo Utility: 94.2%, GPQA: 83.5%, AA-LCR: 80.0%, CharXiv-R: 78.8%.

Is GPT-6 Luna cheaper than Muse Glimmer-30B?

GPT-6 Luna is 3.0x cheaper for input tokens. GPT-6 Luna costs $0.10/M input and $0.50/M output via openai. Muse Glimmer-30B costs $0.30/M input and $1.20/M output via deepinfra.

What are the context window sizes for GPT-6 Luna and Muse Glimmer-30B?

GPT-6 Luna supports 1.1M tokens and Muse Glimmer-30B supports 131K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT-6 Luna and Muse Glimmer-30B?

Key differences include LLM Stats Score (44.5 vs 34.9), context window (1.1M vs 131K), input pricing ($0.10 vs $0.30/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-6 Luna and Muse Glimmer-30B?

GPT-6 Luna is developed by OpenAI and Muse Glimmer-30B is developed by Meta.