OpenAI o1 vs DeepSeek Coder V3

Performance benchmarks + pricing comparison — updated April 2026

OpenAI o1

OpenAI

Reasoning model optimized for complex problem-solving. Excels at math, science, and advanced coding.

Input$15.00/M
Output$60.00/M
Context200K tokens
Best ForComplex math, advanced coding, scientific reasoning
Benchmark83/100

DeepSeek Coder V3

DeepSeek

Latest generation DeepSeek coding model. Improved code understanding and generation over V2.

Input$0.270/M
Output$1.10/M
Context128K tokens
Best ForCode generation, refactoring, multi-language development

Cost Comparison by Scenario

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

ScenarioOpenAI o1DeepSeek Coder V3Savings
Small Script (1K lines) $2.32 $0.04 DeepSeek Coder V3 saves $2.28 (98%)
Medium Feature (10K lines) $17.25 $0.31 DeepSeek Coder V3 saves $16.94 (98%)
Large Project (50K lines) $86.25 $1.57 DeepSeek Coder V3 saves $84.68 (98%)
Code Review (5K lines) $4.13 $0.07 DeepSeek Coder V3 saves $4.05 (98%)

Verdict

DeepSeek Coder V3 wins on both price and performance — $0.270/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