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Comparison

Deepseek V3.1 Terminus vs Grok 4 Fast

Side-by-side comparison of DeepSeek Deepseek V3.1 Terminus and xAI Grok 4 Fast. Pricing, quality benchmarks, and context windows.

Quality Benchmarks

LiveBench / 0-100

Coding83 / 47Math83 / 83Reasoning83 / 81Language83 / 41

Deepseek V3.1 Terminus

83.3Frontier

Grok 4 Fast

63.1Strong

Deepseek V3.1 Terminus
Grok 4 Fast

Input Price (per 1M)

$0.2100
$0.2000
5% less

Output Price (per 1M)

$0.7900
$0.5000
37% less

Context Window

163.8K
2M
12.2x

Max Output

-
30K
Infinityx

DeepSeek

Deepseek V3.1 Terminus

vs

xAI

Grok 4 Fast

Pricing per 1M Tokens

$0.2100

Input

Input

$0.2000

5% cheaper

Input

$0.7900

Output

Output

$0.5000

37% cheaper

Output

Token Limits

Context

163.8K

Context

Context

2M

Max Output

-

Max Output

Max Output

30K

Tools
VisionTools

Deepseek V3.1 Terminus Details

$0.2100 in / $0.7900 out

Grok 4 Fast Details

$0.2000 in / $0.5000 out

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More Comparisons

Top DeepSeek pick

Deepseek V3.2 vs Grok 4 Fast

$0.2600/M in · Score 84.8

Top xAI pick

Deepseek V3.1 Terminus vs Grok 4.20 Multi Agent

$2.00/M in · Score 93.6

DeepSeek

Deepseek V3.2 Exp vs Grok 4 Fast$0.2700/MDeepseek Chat V3.1 vs Grok 4 Fast$0.1500/MDeepseek Chat V3 0324 vs Grok 4 Fast$0.2000/MDeepseek Chat vs Grok 4 Fast$0.3200/M

xAI

Deepseek V3.1 Terminus vs Grok 3$3.00/MDeepseek V3.1 Terminus vs Grok 3 Mini$0.3000/MDeepseek V3.1 Terminus vs Grok 3 Mini Beta$0.3000/MDeepseek V3.1 Terminus vs Grok 4.20$2.00/M

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