GPT-4o vs DeepSeek R1

Performance benchmarks + pricing comparison — updated April 2026

GPT-4o

OpenAI

OpenAI's flagship multimodal model. Strong coding and reasoning at competitive pricing.

Input$2.50/M
Output$10.00/M
Context128K tokens
Best ForGeneral coding, multimodal tasks, chatbots
Benchmark75/100

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-4oDeepSeek R1Savings
Small Script (1K lines) $0.41 $0.02 DeepSeek R1 saves $0.38 (95%)
Medium Feature (10K lines) $3.06 $0.16 DeepSeek R1 saves $2.90 (95%)
Large Project (50K lines) $15.31 $0.80 DeepSeek R1 saves $14.52 (95%)
Code Review (5K lines) $0.78 $0.04 DeepSeek R1 saves $0.74 (95%)

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