GPT-4 vs DeepSeek R1

Performance benchmarks + pricing comparison — updated April 2026

GPT-4

OpenAI

Original GPT-4. Most expensive OpenAI model, largely superseded by newer options.

Input$30.00/M
Output$60.00/M
Context8K tokens
Best ForLegacy applications requiring GPT-4 specifically
Benchmark68/100

DeepSeek R1

DeepSeek

DeepSeek's reasoning model. Open-weight model that rivals o1 for complex reasoning tasks.

Input$0.140/M
Output$0.550/M
Context128K tokens
Best ForMath, coding, science reasoning at low cost

Cost Comparison by Scenario

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

ScenarioGPT-4DeepSeek R1Savings
Small Script (1K lines) $2.85 $0.02 DeepSeek R1 saves $2.83 (99%)
Medium Feature (10K lines) $22.50 $0.16 DeepSeek R1 saves $22.34 (99%)
Large Project (50K lines) $112.50 $0.80 DeepSeek R1 saves $111.70 (99%)
Code Review (5K lines) $6.75 $0.04 DeepSeek R1 saves $6.71 (99%)

Verdict

DeepSeek R1 wins on both price and performance — $0.140/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