GPT-4o vs DeepSeek V3

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 V3

DeepSeek

DeepSeek's latest general model. Competitive with Claude Sonnet at a fraction of the cost.

Input$0.140/M
Output$0.280/M
Context128K tokens
Best ForCost-effective coding and general tasks

Cost Comparison by Scenario

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

ScenarioGPT-4oDeepSeek V3Savings
Small Script (1K lines) $0.41 $0.01 DeepSeek V3 saves $0.39 (97%)
Medium Feature (10K lines) $3.06 $0.11 DeepSeek V3 saves $2.96 (97%)
Large Project (50K lines) $15.31 $0.53 DeepSeek V3 saves $14.79 (97%)
Code Review (5K lines) $0.78 $0.03 DeepSeek V3 saves $0.75 (96%)

Verdict

DeepSeek V3 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