Model Comparison

Grok-3 vs Llama 4 Scout

Grok-3 significantly outperforms across most benchmarks. Llama 4 Scout is 44.4x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Grok-3 outperforms in 3 benchmarks (GPQA, LiveCodeBench, MMMU), while Llama 4 Scout is better at 0 benchmarks.

Grok-3 significantly outperforms across most benchmarks.

Tue May 19 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Llama 4 Scout costs less

For input processing, Grok-3 ($3.00/1M tokens) is 37.5x more expensive than Llama 4 Scout ($0.08/1M tokens).

For output processing, Grok-3 ($15.00/1M tokens) is 50.0x more expensive than Llama 4 Scout ($0.30/1M tokens).

In conclusion, Grok-3 is more expensive than Llama 4 Scout.*

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

Lowest available price from all providers
Tue May 19 2026 • llm-stats.com
xAI
Grok-3
Input tokens$3.00
Output tokens$15.00
Best providerxAI
Meta
Llama 4 Scout
Input tokens$0.08
Output tokens$0.30
Best providerDeepinfra
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Llama 4 Scout accepts 10,000,000 input tokens compared to Grok-3's 128,000 tokens. Llama 4 Scout can generate longer responses up to 10,000,000 tokens, while Grok-3 is limited to 8,000 tokens.

xAI
Grok-3
Input128,000 tokens
Output8,000 tokens
Meta
Llama 4 Scout
Input10,000,000 tokens
Output10,000,000 tokens
Tue May 19 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok-3 and Llama 4 Scout support multimodal inputs.

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

Grok-3

Text
Images
Audio
Video

Llama 4 Scout

Text
Images
Audio
Video

License

Usage and distribution terms

Grok-3 is licensed under a proprietary license, while Llama 4 Scout uses Llama 4 Community License Agreement.

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

Grok-3

Proprietary

Closed source

Llama 4 Scout

Llama 4 Community License Agreement

Open weights

Release Timeline

When each model was launched

Grok-3 was released on 2025-02-17, while Llama 4 Scout was released on 2025-04-05.

Llama 4 Scout is 2 months newer than Grok-3.

Grok-3

Feb 17, 2025

1.2 years ago

Llama 4 Scout

Apr 5, 2025

1.1 years ago

1mo newer

Knowledge Cutoff

When training data ends

Grok-3 has a documented knowledge cutoff of 2024-11-17, while Llama 4 Scout'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 Llama 4 Scout's cutoff date.

Grok-3

Nov 2024

Llama 4 Scout

—

Provider Availability

Grok-3 is available from xAI. Llama 4 Scout is available from DeepInfra, Lambda, Novita, Groq, Fireworks, Together.

Grok-3

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

Llama 4 Scout

deepinfra logo
Deepinfra
Input Price:Input: $0.08/1MOutput Price:Output: $0.30/1M
lambda logo
Lambda
Input Price:Input: $0.08/1MOutput Price:Output: $0.30/1M
novita logo
Novita
Input Price:Input: $0.10/1MOutput Price:Output: $0.50/1M
groq logo
Groq
Input Price:Input: $0.11/1MOutput Price:Output: $0.34/1M
fireworks logo
Fireworks
Input Price:Input: $0.15/1MOutput Price:Output: $0.60/1M
together logo
Together
Input Price:Input: $0.18/1MOutput Price:Output: $0.59/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

xAI
Higher GPQA score (84.6% vs 57.2%)
Higher LiveCodeBench score (79.4% vs 32.8%)
Higher MMMU score (78.0% vs 69.4%)
Meta
Larger context window (10,000,000 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights
xAIGrok-3
MetaLlama 4 Scout
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Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-3
Meta
Llama 4 Scout

FAQ

Common questions about Grok-3 vs Llama 4 Scout.

Which is better, Grok-3 or Llama 4 Scout?

Grok-3 significantly outperforms across most benchmarks. Grok-3 is made by xAI and Llama 4 Scout is made by Meta. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Grok-3 compare to Llama 4 Scout in benchmarks?

Grok-3 scores AIME 2024: 93.3%, AIME 2025: 93.3%, GPQA: 84.6%, LiveCodeBench: 79.4%, MMMU: 78.0%. Llama 4 Scout scores DocVQA: 94.4%, MGSM: 90.6%, ChartQA: 88.8%, MMLU: 79.6%, MMLU-Pro: 74.3%.

Is Grok-3 cheaper than Llama 4 Scout?

Llama 4 Scout is 37.5x cheaper for input tokens. Grok-3 costs $3.00/M input and $15.00/M output via xai. Llama 4 Scout costs $0.08/M input and $0.30/M output via deepinfra.

What are the context window sizes for Grok-3 and Llama 4 Scout?

Grok-3 supports 128K tokens and Llama 4 Scout supports 10.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-3 and Llama 4 Scout?

Key differences include context window (128K vs 10.0M), input pricing ($3.00 vs $0.08/M), licensing (Proprietary vs Llama 4 Community License Agreement). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-3 and Llama 4 Scout?

Grok-3 is developed by xAI and Llama 4 Scout is developed by Meta.