DeepSeek V3.1 (Non-reasoning) vs Grok 4

Comparing 2 AI models · 6 benchmarks · DeepSeek, xAI

Most Affordable
DeepSeek logo
DeepSeek V3.1 (Non-reasoning)
$0.56/1M
Highest Intelligence
xAI logo
Grok 4
87.7% GPQA
Best for Coding
xAI logo
Grok 4
55.1 Coding Index
Price Difference
5.4x
input cost range

Composite Indices

Intelligence, Coding, Math

Standard Benchmarks

Academic and industry benchmarks

Benchmark Winners

6 tests
DeepSeek logo

DeepSeek V3.1 (Non-reasoning)

0

No clear wins

xAI logo

Grok 4

6
  • GPQA
  • MMLU Pro
  • HLE
  • LiveCodeBench
  • MATH 500
  • AIME 2025
Metric
DeepSeek logo DeepSeek V3.1 (Non-reasoning)
DeepSeek
xAI logo Grok 4
xAI
Pricing
Per 1M tokens
Input Cost $0.56/1M $3.00/1M
Output Cost $1.66/1M $15.00/1M
Blended Cost 3:1 input/output ratio
$0.83/1M $6.00/1M
Specifications
Organization Model creator
DeepSeek xAI
Release Date Launch date
Aug 21, 2025 Jul 10, 2025
Performance & Speed
Throughput Output speed
37.2 tok/s
Time to First Token (TTFT) Initial response delay
9172ms
Latency Time to first answer token
9172ms
Composite Indices
Intelligence Index Overall reasoning capability
44.8 65.3
Coding Index Programming ability
39.0 55.1
Math Index Mathematical reasoning
49.7 92.7
Standard Benchmarks
GPQA Graduate-level reasoning
73.5% 87.7%
MMLU Pro Advanced knowledge
83.3% 86.6%
HLE Hard language evaluation
6.3% 23.9%
LiveCodeBench Real-world coding tasks
57.7% 81.9%
MATH 500 Mathematical problems
99.0%
AIME 2025 Advanced math competition
49.7% 92.7%
AIME (Original) Math olympiad problems
94.3%
SciCode Scientific code generation
36.7% 45.7%
LCR Code review capability
45.0% 68.0%
IFBench Instruction-following
37.8% 53.7%
TAU-bench v2 Tool use & agentic tasks
34.8% 74.9%
TerminalBench Hard CLI command generation
22.7% 37.6%

Key Takeaways

DeepSeek V3.1 (Non-reasoning) offers the best value at $0.56/1M, making it ideal for high-volume applications and cost-conscious projects.

Grok 4 leads in reasoning capabilities with a 87.7% GPQA score, excelling at complex analytical tasks and problem-solving.

Grok 4 achieves a 55.1 coding index, making it the top choice for software development and code generation tasks.

All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.

When to Choose Each Model

DeepSeek logo

DeepSeek V3.1 (Non-reasoning)

  • Cost-sensitive applications
  • High-volume processing
xAI logo

Grok 4

  • Complex reasoning tasks
  • Research & analysis
  • Code generation
  • Software development

Cost Calculator

DeepSeek logo DeepSeek V3.1 (Non-reasoning)
$0.00
per month
xAI logo Grok 4
$0.00
per month

Costs are estimates based on API pricing. Actual costs may vary based on caching, batch processing, and volume discounts.