DeepSeek Coder V3 vs GPT-4.1

Performance benchmarks + pricing comparison — updated April 2026

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

GPT-4.1

OpenAI

Updated GPT-4 generation with improved instruction following and reduced hallucination. Better coding accuracy than GPT-4o.

Input$2.00/M
Output$8.00/M
Context128K tokens
Best ForProduction coding, API development, complex instructions
Benchmark80/100

Cost Comparison by Scenario

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

ScenarioDeepSeek Coder V3GPT-4.1Savings
Small Script (1K lines) $0.04 $0.31 DeepSeek Coder V3 saves $0.27 (86%)
Medium Feature (10K lines) $0.31 $2.30 DeepSeek Coder V3 saves $1.99 (86%)
Large Project (50K lines) $1.57 $11.50 DeepSeek Coder V3 saves $9.93 (86%)
Code Review (5K lines) $0.07 $0.55 DeepSeek Coder V3 saves $0.48 (86%)

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.

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