DeepSeek V3.1 vs Grok 4 Fast

Compare
DeepSeek: DeepSeek V3.1
and
xAI: Grok 4 Fast
on reasoning, speed, cost, and features.
Models
COntext size
Cutoff date
I/O cost
Max output
Latency
Speed
DeepSeek: DeepSeek V3.1
400,000
May 2024
$1.25 / $10
128,000
420 ms
85 tok/s
xAI: Grok 4 Fast
200,000
Q4 2024
$15 / $75
32,000
3880 ms
92 tok/s

Standard Benchmarks

DeepSeek: DeepSeek V3.1
xAI: Grok 4 Fast
89
80
92
87
76
92
90
78
MMLU
GSM8K
HumanEval
TruthfulQA

DeepSeek R1 0528 demonstrates superior performance in logical reasoning and mathematical problem-solving, achieving higher scores across MMLU and GSM8K benchmarks while maintaining exceptional cost efficiency with significantly lower token pricing. In contrast, Grok 4 excels in creative generation tasks, multimodal capabilities, and real-time data processing, offering faster response times and native image understanding. The choice between these models ultimately depends on your specific use case: opt for DeepSeek when prioritizing analytical accuracy and budget constraints, or choose Grok 4 for applications requiring creative output, visual processing, and low-latency interactions. DeepSeek R1 0528 demonstrates superior performance in logical reasoning and mathematical problem-solving, achieving higher scores across MMLU and GSM8K benchmarks while maintaining exceptional cost efficiency with significantly lower token pricing. In contrast, Grok 4 excels in creative generation tasks, multimodal capabilities, and real-time data processing, offering faster response times and native image understanding. The choice between these models ultimately depends on your specific use case: opt for DeepSeek when prioritizing analytical accuracy and budget constraints, or choose Grok 4 for applications requiring creative output, visual processing, and low-latency interactions.

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Intelligence Score

DeepSeek: DeepSeek V3.1
xAI: Grok 4 Fast
89
80

When to choose DeepSeek: DeepSeek V3.1

Choose DeepSeek R1 for applications requiring deep analytical reasoning, complex mathematical computations, and extensive code generation. Its superior cost efficiency makes it ideal for high-volume deployments where budget optimization is critical without compromising on logical accuracy. Choose DeepSeek R1 for applications requiring deep analytical reasoning, complex mathematical computations, and extensive code generation. Its superior cost efficiency makes it ideal for high-volume deployments where budget optimization is critical without compromising on logical accuracy.

When to choose xAI: Grok 4 Fast

Opt for Grok 4 when your workflow demands creative content generation, multimodal understanding with image processing, and real-time responsiveness. Its lower latency and native visual capabilities make it perfect for interactive applications and tasks requiring diverse creative outputs. Opt for Grok 4 when your workflow demands creative content generation, multimodal understanding with image processing, and real-time responsiveness. Its lower latency and native visual capabilities make it perfect for interactive applications and tasks requiring diverse creative outputs.

Speed & Latency

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

metric
DeepSeek: DeepSeek V3.1
xAI: Grok 4 Fast
Average latency
420
ms
380
ms
Tokens/Second
85 tok/s
92 tok/s
Response Stability
Excellent
Very Good
Verdict:
Grok 4 delivers faster response times, making it better for real-time applications.

Cost Efficiency

Pricing per million tokens for input and output, affecting total cost of ownership for different use cases.

Pricing
DeepSeek: DeepSeek V3.1
xAI: Grok 4 Fast
Input tokens
$0.50/1M
$0.50/1M
Output tokens
$1.50/1M
$3.60/1M
Verdict:
DeepSeek R1 0528 is significantly more cost-efficient, offering up to 60% savings on high-volume workloads.

Integration & API Ecosystem

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

Feature
DeepSeek: DeepSeek V3.1
xAI: Grok 4 Fast
REST API
Official SDKs
Function Calling
Streaming Support
Multimodal Input
Open Weights
Verdict:
DeepSeek R1 0528 is significantly more cost-efficient, offering up to 60% savings on high-volume workloads.

Related Comparisons

GPT-4o vs Claude 3.5 Sonnet

GPT-4o leads in multimodal tasks; Claude 3.5 Sonnet excels in reasoning

DeepSeek V3.1 vs Claude 3.5 Haiku

DeepSeek open-source; Claude better IDE integration.

Nova Premier 1.0 vs Grok 4 Fast

Grok excels in real-time data; Nova Premier mini is cost-effective.

FAQs

Which model is more accurate overall?

DeepSeek R1 0528 demonstrates superior accuracy on reasoning benchmarks like MMLU and GSM8K, making it the better choice for tasks requiring precision and logical thinking.

How do the costs compare?

DeepSeek R1 0528 is significantly more cost-effective, with pricing approximately 60% lower than Grok 4for both input and output tokens.

Which model is faster?

Grok 4 offers lower latency and higher token throughput, making it better suited for real-time applications and user-facing chatbots.

Do both models support multimodal inputs?

No. Grok 4 supports both text and image inputs, while DeepSeek R1 0528 is currently text-only.

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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