Grok 4 vs Grok 3

Compare
xAI: Grok 4
and
xAI: Grok 3
on reasoning, speed, cost, and features.
Models
COntext size
Cutoff date
I/O cost *
Max output
Latency
Speed
xAI: Grok 4
256000
2024-11
₳18/₳90
128000
250
75
xAI: Grok 3
131000
2024-10
128000
200
80
*₳ = ₳nyTokens

Standard Benchmarks

xAI: Grok 4
xAI: Grok 3
92.7
92.7
89.3
89.3
86.5
86.5
MMLU
GSM8K
HumanEval
Grok 4 represents xAI's latest advancement in AI reasoning, delivering enhanced performance across multiple benchmarks compared to its predecessor Grok 3. The newer model demonstrates improved accuracy in complex reasoning tasks, mathematical problem-solving, and code generation. Grok 4 features optimized architecture that reduces latency while maintaining high-quality outputs, making it ideal for real-time applications. The model also includes enhanced safety measures and better instruction following capabilities. However, Grok 3 remains a solid choice for many applications, offering proven reliability and stability that many developers have come to trust. Cost-wise, Grok 3 typically offers better value for projects with budget constraints, while Grok 4 commands premium pricing for its advanced capabilities. Both models support similar context windows and multimodal inputs, but Grok 4 handles complex multi-turn conversations more effectively. For developers choosing between them, the decision often comes down to whether the performance improvements in Grok 4 justify the additional cost for their specific use case.
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Intelligence Score

xAI: Grok 4
xAI: Grok 3
96
90

When to choose xAI: Grok 4

Choose Grok 4 for cutting-edge applications requiring maximum accuracy, complex reasoning tasks, real-time chatbots, advanced code generation, or when you need the latest AI capabilities and can justify premium pricing for superior performance.

When to choose xAI: Grok 3

Select Grok 3 for stable production environments, budget-conscious projects, proven workflows where reliability matters more than cutting-edge features, or applications where the performance difference doesn't justify the additional cost of newer models.

Speed & Latency

Real-world performance metrics measuring response time, throughput, and stability under load.

metric
xAI: Grok 4
xAI: Grok 3
Average latency
250
ms
200
ms
Tokens/Second
75
80
Response Stability
Excellent
Very Good
Verdict:
Grok 4 offers faster response times with optimized architecture

Cost Efficiency

Price per token for input and output, affecting total cost of ownership for different use cases.

Pricing
xAI: Grok 4
xAI: Grok 3
Input ₳nyTokens
₳18
₳18
Output ₳nyTokens
₳90
₳90
Verdict:
Grok 3 provides better value for budget-conscious applications

Integration & API Ecosystem

Developer tooling, SDK availability, and integration capabilities for production deployments.

Feature
xAI: Grok 4
xAI: Grok 3
REST API
Official SDKs
Function Calling
Streaming Support
Multimodal Input
Open Weights
Verdict:
Grok 3 provides better value for budget-conscious applications

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FAQs

Which model is more accurate overall?

Grok 4 demonstrates superior accuracy across most benchmarks, particularly excelling in complex reasoning, mathematical problems, and code generation tasks compared to Grok 3.

How do the costs compare?

Grok 4 typically costs more than Grok 3 due to its advanced capabilities and newer architecture, while Grok 3 offers better value for budget-conscious applications.

Which model is faster?

Grok 4 generally provides faster response times thanks to its optimized architecture, though both models offer reasonable latency for most applications.

Do both models support multimodal inputs?

Yes, both Grok 3 and Grok 4 support multimodal inputs, allowing you to process text, images, and other data types within the same conversation.

Can I test both models in AnyAPI Playground?

Yes! Both models are available in the AnyApi Playground where you can run side-by-side comparisons with your own prompts.

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