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GPT-6 Astra vs Muse Glimmer-30B

GPT-6 Astra leads the LLM Stats Score 59.6 to 35.0. Muse Glimmer-30B is 38.1x cheaper per token.

OpenAI · Meta · Updated for 2026

Which is better?

GPT-6 Astra leads the overall LLM Stats Score 59.6 to 35.0, ranking #1 overall.

In the 2 individual benchmarks reported for both models, GPT-6 Astra wins 2; this is a narrower head-to-head signal than the composite indexes.

On price, Muse Glimmer-30B is roughly 38.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

GPT-6 Astra 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 Astra

  • overall performance matters — it scores 59.6 and ranks #1 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • 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

  • cost matters — it's about 38.1x cheaper per token
  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Core performance indexes
59.6
#1
35.0
#90
57.5
#1
34.4
#88
48.5
#1
22.3
#81
45.7
#1
16.6
#78
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$10.00 / M
$0.30 / M
Output price
$50.00 / M
$1.20 / M
Context window
1,050,000
131,072

Capability indexes

Additional strengths measured across groups of related public benchmarks

4 shared
Index
GPT-6 Astra
Muse Glimmer-30B
36.0#42
28.4#92
41.8#2
20.6#68
35.6#1
15.8#87
39.0#2
23.9#54
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

22 reported for GPT-6 Astra · 25 for Muse Glimmer-30B

2 shared

GPT-6 Astra outperforms in 2 benchmarks (GPQA, ScreenSpot Pro), while Muse Glimmer-30B is better at 0 benchmarks.

GPT-6 Astra significantly outperforms across most benchmarks.

Sun Sep 20 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Muse Glimmer-30B costs less

For input processing, GPT-6 Astra ($10.00/1M tokens) is 33.3x more expensive than Muse Glimmer-30B ($0.30/1M tokens).

For output processing, GPT-6 Astra ($50.00/1M tokens) is 41.7x more expensive than Muse Glimmer-30B ($1.20/1M tokens).

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

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

Lowest available price from all providers
Sun Sep 20 2026 • llm-stats.com
OpenAI
GPT-6 Astra
Input tokens$10.00
Output tokens$50.00
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 Astra 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 Astra is limited to 128,000 tokens.

OpenAI
GPT-6 Astra
Input1,050,000 tokens
Output128,000 tokens
Meta
Muse Glimmer-30B
Input131,072 tokens
Output131,072 tokens
Sun Sep 20 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

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

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

GPT-6 Astra

Text
Images
Audio
Video

Muse Glimmer-30B

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-6 Astra 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 Astra

Proprietary

Closed source

Muse Glimmer-30B

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-6 Astra was released on 2026-09-04, while Muse Glimmer-30B was released on 2026-08-10.

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

GPT-6 Astra

Sep 4, 2026

2 weeks ago

3w newer
Muse Glimmer-30B

Aug 10, 2026

1 months ago

Knowledge Cutoff

When training data ends

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

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

GPT-6 Astra

Apr 2026

3 mo newer
Muse Glimmer-30B

Jan 2026

Provider Availability

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

GPT-6 Astra

openai logo
OpenAI
Input Price:Input: $10.00/1MOutput Price:Output: $50.00/1M

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 Astra and Muse Glimmer-30B side-by-side, then vote on the output you prefer.

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

FAQ

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

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

GPT-6 Astra leads the LLM Stats Score 59.6 to 35.0. GPT-6 Astra 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 Astra compare to Muse Glimmer-30B in benchmarks?

GPT-6 Astra scores ExploitBench: 100.0%, ARC-AGI-3: 99.9%, ARC-AGI: 98.5%, FrontierMath Tier 4 (v2): 97.6%, GPQA: 96.0%. 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 Astra cheaper than Muse Glimmer-30B?

Muse Glimmer-30B is 33.3x cheaper for input tokens. GPT-6 Astra costs $10.00/M input and $50.00/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 Astra and Muse Glimmer-30B?

GPT-6 Astra 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 Astra and Muse Glimmer-30B?

Key differences include LLM Stats Score (59.6 vs 35.0), context window (1.1M vs 131K), input pricing ($10.00 vs $0.30/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

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

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