Model Comparison

Grok-3 vs Nova Micro

Grok-3 significantly outperforms across most benchmarks. Nova Micro is 104.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Grok-3 outperforms in 1 benchmarks (GPQA), while Nova Micro is better at 0 benchmarks.

Grok-3 significantly outperforms across most benchmarks.

Mon Apr 20 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Nova Micro costs less

For input processing, Grok-3 ($3.00/1M tokens) is 100.0x more expensive than Nova Micro ($0.03/1M tokens).

For output processing, Grok-3 ($15.00/1M tokens) is 107.1x more expensive than Nova Micro ($0.14/1M tokens).

In conclusion, Grok-3 is more expensive than Nova Micro.*

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

Lowest available price from all providers
Mon Apr 20 2026 • llm-stats.com
xAI
Grok-3
Input tokens$3.00
Output tokens$15.00
Best providerxAI
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

Both models have the same input context window of 128,000 tokens. Nova Micro can generate longer responses up to 128,000 tokens, while Grok-3 is limited to 8,000 tokens.

xAI
Grok-3
Input128,000 tokens
Output8,000 tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Mon Apr 20 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Grok-3 supports multimodal inputs, whereas Nova Micro does not.

Grok-3 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Grok-3

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.

Grok-3

Proprietary

Closed source

Nova Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-3 was released on 2025-02-17, while Nova Micro was released on 2024-11-20.

Grok-3 is 3 months newer than Nova Micro.

Grok-3

Feb 17, 2025

1.2 years ago

2mo newer
Nova Micro

Nov 20, 2024

1.4 years ago

Knowledge Cutoff

When training data ends

Grok-3 has a documented knowledge cutoff of 2024-11-17, while Nova Micro's cutoff date is not specified.

We can confirm Grok-3's training data extends to 2024-11-17, but cannot make a direct comparison without Nova Micro's cutoff date.

Grok-3

Nov 2024

Nova Micro

—

Provider Availability

Grok-3 is available from xAI. Nova Micro is available from Bedrock.

Grok-3

xai logo
xAI
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

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→

Key Takeaways

xAI
Supports multimodal inputs
Higher GPQA score (84.6% vs 40.0%)
Amazon
Less expensive input tokens
Less expensive output tokens
xAIGrok-3
AmazonNova Micro
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Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-3
Amazon
Nova Micro

FAQ

Common questions about Grok-3 vs Nova Micro

Grok-3 significantly outperforms across most benchmarks. Grok-3 is made by xAI and Nova Micro is made by Amazon. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
Grok-3 scores AIME 2024: 93.3%, AIME 2025: 93.3%, GPQA: 84.6%, LiveCodeBench: 79.4%, MMMU: 78.0%. 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%.
Nova Micro is 100.0x cheaper for input tokens. Grok-3 costs $3.00/M input and $15.00/M output via xai. Nova Micro costs $0.03/M input and $0.14/M output via bedrock.
Grok-3 supports 128K tokens and Nova Micro supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include input pricing ($3.00 vs $0.03/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.
Grok-3 is developed by xAI and Nova Micro is developed by Amazon.