Model Comparison

Grok-3 vs GPT-4

Grok-3 significantly outperforms across most benchmarks. Grok-3 is 6.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Grok-3 outperforms in 1 benchmarks (GPQA), while GPT-4 is better at 0 benchmarks.

Grok-3 significantly outperforms across most benchmarks.

Sun Apr 05 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Grok-3 costs less

For input processing, Grok-3 ($3.00/1M tokens) is 10.0x cheaper than GPT-4 ($30.00/1M tokens).

For output processing, Grok-3 ($15.00/1M tokens) is 4.0x cheaper than GPT-4 ($60.00/1M tokens).

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

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

Lowest available price from all providers
Sun Apr 05 2026 • llm-stats.com
xAI
Grok-3
Input tokens$3.00
Output tokens$15.00
Best providerxAI
OpenAI
GPT-4
Input tokens$30.00
Output tokens$60.00
Best providerAzure
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Grok-3 accepts 128,000 input tokens compared to GPT-4's 32,768 tokens. GPT-4 can generate longer responses up to 32,768 tokens, while Grok-3 is limited to 8,000 tokens.

xAI
Grok-3
Input128,000 tokens
Output8,000 tokens
OpenAI
GPT-4
Input32,768 tokens
Output32,768 tokens
Sun Apr 05 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok-3 and GPT-4 support multimodal inputs.

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

Grok-3

Text
Images
Audio
Video

GPT-4

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

GPT-4

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-3 was released on 2025-02-17, while GPT-4 was released on 2023-06-13.

Grok-3 is 21 months newer than GPT-4.

Grok-3

Feb 17, 2025

1.1 years ago

1.7yr newer
GPT-4

Jun 13, 2023

2.8 years ago

Knowledge Cutoff

When training data ends

Grok-3 has a knowledge cutoff of 2024-11-17, while GPT-4 has a cutoff of 2022-12-31.

Grok-3 has more recent training data (up to 2024-11-17), making it potentially better informed about events through that date compared to GPT-4 (2022-12-31).

Grok-3

Nov 2024

1.9 yr newer
GPT-4

Dec 2022

Provider Availability

Grok-3 is available from xAI. GPT-4 is available from Azure, OpenAI.

Grok-3

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

GPT-4

azure logo
Azure
Input Price:Input: $30.00/1MOutput Price:Output: $60.00/1M
openai logo
OpenAI
Input Price:Input: $30.00/1MOutput Price:Output: $60.00/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

xAI
Larger context window (128,000 tokens)
Less expensive input tokens
Less expensive output tokens
Higher GPQA score (84.6% vs 35.7%)
OpenAI
xAIGrok-3
OpenAIGPT-4
Compare in Playground

Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-3
OpenAI
GPT-4

FAQ

Common questions about Grok-3 vs GPT-4

Grok-3 significantly outperforms across most benchmarks. Grok-3 is made by xAI and GPT-4 is made by OpenAI. 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%. GPT-4 scores AI2 Reasoning Challenge (ARC): 96.3%, HellaSwag: 95.3%, Uniform Bar Exam: 90.0%, SAT Math: 89.0%, LSAT: 88.0%.
Grok-3 is 10.0x cheaper for input tokens. Grok-3 costs $3.00/M input and $15.00/M output via xai. GPT-4 costs $30.00/M input and $60.00/M output via azure.
Grok-3 supports 128K tokens and GPT-4 supports 33K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (128K vs 33K), input pricing ($3.00 vs $30.00/M). See the full comparison above for benchmark-by-benchmark results.
Grok-3 is developed by xAI and GPT-4 is developed by OpenAI.