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GPT-6 Astra vs Nova Micro

GPT-6 Astra leads the LLM Stats Score 60.7 to 2.5. Nova Micro is 347.8x cheaper per token.

OpenAI · Amazon · Updated for 2026

Which is better?

GPT-6 Astra leads the overall LLM Stats Score 60.7 to 2.5, ranking #1 overall.

In the 1 individual benchmarks reported for both models, GPT-6 Astra wins 1; this is a narrower head-to-head signal than the composite indexes.

On price, Nova Micro is roughly 347.8x 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 60.7 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 1 of 1 exact shared results
  • you process long inputs — it offers a 1,050,000 token context window

Choose Nova Micro

  • cost matters — it's about 347.8x cheaper per token

At a glance

The differences that matter most.

Core performance indexes
60.7
#1
2.5
#303
58.7
#1
1.6
#297
49.0
#1
2.7
#216
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
$10.00 / M
$0.03 / M
Output price
$50.00 / M
$0.14 / M
Context window
1,050,000
128,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
GPT-6 Astra
Nova Micro
35.3#42
9.3#246
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

22 reported for GPT-6 Astra · 17 for Nova Micro

1 shared

GPT-6 Astra outperforms in 1 benchmarks (GPQA), while Nova Micro is better at 0 benchmarks.

GPT-6 Astra significantly outperforms across most benchmarks.

Fri Sep 04 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Nova Micro costs less

For input processing, GPT-6 Astra ($10.00/1M tokens) is 333.3x more expensive than Nova Micro ($0.03/1M tokens).

For output processing, GPT-6 Astra ($50.00/1M tokens) is 357.1x more expensive than Nova Micro ($0.14/1M tokens).

In conclusion, GPT-6 Astra is more expensive than Nova Micro.*

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

Lowest available price from all providers
Fri Sep 04 2026 • llm-stats.com
OpenAI
GPT-6 Astra
Input tokens$10.00
Output tokens$50.00
Best providerOpenAI
Amazon
Nova Micro
Input tokens$0.03
Output tokens$0.14
Best providerAWS Bedrock
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 Nova Micro's 128,000 tokens. Both models can generate responses up to 128,000 tokens.

OpenAI
GPT-6 Astra
Input1,050,000 tokens
Output128,000 tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Fri Sep 04 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

GPT-6 Astra supports multimodal inputs, whereas Nova Micro does not.

GPT-6 Astra can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-6 Astra

Text
Images
Audio
Video

Nova Micro

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

GPT-6 Astra

Proprietary

Closed source

Nova Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Nova Micro was released on 2024-11-20, while GPT-6 Astra's release date is not specified.

We can confirm Nova Micro's release timeline, but cannot make a direct age comparison without GPT-6 Astra's release date.

GPT-6 Astra

Nova Micro

Nov 20, 2024

1.8 years ago

Knowledge Cutoff

When training data ends

GPT-6 Astra has a documented knowledge cutoff of 2026-04-30, while Nova Micro's cutoff date is not specified.

We can confirm GPT-6 Astra's training data extends to 2026-04-30, but cannot make a direct comparison without Nova Micro's cutoff date.

GPT-6 Astra

Apr 2026

Nova Micro

Provider Availability

GPT-6 Astra is available from OpenAI. Nova Micro is available from Bedrock.

GPT-6 Astra

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

Nova Micro

bedrock logo
AWS Bedrock
Input Price:Input: $0.03/1MOutput Price:Output: $0.14/1M
* 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 Nova Micro side-by-side, then vote on the output you prefer.

GPT-6 Astra
✓ Preferred
Nova Micro
Open in Playground

FAQ

Common questions about GPT-6 Astra vs Nova Micro.

Which is better, GPT-6 Astra or Nova Micro?

GPT-6 Astra leads the LLM Stats Score 60.7 to 2.5. GPT-6 Astra is made by OpenAI and Nova Micro is made by Amazon. 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 Nova Micro 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%. Nova Micro scores GSM8k: 92.3%, ARC-C: 90.2%, Translation Set1→en COMET22: 88.7%, Translation en→Set1 COMET22: 88.5%, IFEval: 87.2%.

Is GPT-6 Astra cheaper than Nova Micro?

Nova Micro is 333.3x cheaper for input tokens. GPT-6 Astra costs $10.00/M input and $50.00/M output via openai. Nova Micro costs $0.03/M input and $0.14/M output via bedrock.

What are the context window sizes for GPT-6 Astra and Nova Micro?

GPT-6 Astra supports 1.1M tokens and Nova Micro supports 128K 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 Nova Micro?

Key differences include LLM Stats Score (60.7 vs 2.5), context window (1.1M vs 128K), input pricing ($10.00 vs $0.03/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-6 Astra and Nova Micro?

GPT-6 Astra is developed by OpenAI and Nova Micro is developed by Amazon.