Grok-1.5 vs Nova Micro

Comparing Grok-1.5 by xAI and Nova Micro by Amazon across benchmarks, pricing, and capabilities.

Nova Micro significantly outperforms across most benchmarks.

Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

Grok-1.5 outperforms in 1 benchmarks (MMLU), while Nova Micro is better at 4 benchmarks (GPQA, GSM8k, HumanEval, MATH).

Nova Micro significantly outperforms across most benchmarks.

Tue Mar 24 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Tue Mar 24 2026 • llm-stats.com
xAI
Grok-1.5
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
Amazon
Nova Micro
Input tokens$0.03
Output tokens$0.14
Best providerAWS Bedrock
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Context Window

Maximum input and output token capacity

Only Nova Micro specifies input context (128,000 tokens). Only Nova Micro specifies output context (128,000 tokens).

xAI
Grok-1.5
Input- tokens
Output- tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Tue Mar 24 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Grok-1.5

Proprietary

Closed source

Nova Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-1.5 was released on 2024-03-28, while Nova Micro was released on 2024-11-20.

Nova Micro is 8 months newer than Grok-1.5.

Grok-1.5

Mar 28, 2024

2.0 years ago

Nova Micro

Nov 20, 2024

1.3 years ago

7mo 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

Outputs Comparison

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Key Takeaways

Higher MMLU score (81.3% vs 77.6%)
Larger context window (128,000 tokens)
Higher GPQA score (40.0% vs 35.9%)
Higher GSM8k score (92.3% vs 90.0%)
Higher HumanEval score (81.1% vs 74.1%)
Higher MATH score (69.3% vs 50.6%)

Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-1.5
Amazon
Nova Micro