DeepSeek Reasoner (R1) vs Grok 4

Performance benchmarks + pricing comparison — updated April 2026

DeepSeek Reasoner (R1)

DeepSeek

DeepSeek's reasoning model. Comparable to OpenAI's o1 but at much lower cost.

Input$0.550/M
Output$2.19/M
Context128K tokens
Best ForComplex reasoning, math, advanced coding
Benchmark72/100

Grok 4

xAI

Next-generation xAI model with enhanced reasoning and coding capability. Competes with Claude Opus and o3 Pro tier.

Input$5.00/M
Output$25.00/M
Context256K tokens
Best ForComplex reasoning, advanced coding, enterprise applications

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioDeepSeek Reasoner (R1)Grok 4Savings
Small Script (1K lines) $0.08 $0.93 DeepSeek Reasoner (R1) saves $0.84 (91%)
Medium Feature (10K lines) $0.63 $6.75 DeepSeek Reasoner (R1) saves $6.12 (91%)
Large Project (50K lines) $3.15 $33.75 DeepSeek Reasoner (R1) saves $30.60 (91%)
Code Review (5K lines) $0.15 $1.50 DeepSeek Reasoner (R1) saves $1.35 (90%)

Verdict

DeepSeek Reasoner (R1) wins on both price and performance — $0.550/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models