GPT-4.1 mini vs DeepSeek V3

Performance benchmarks + pricing comparison — updated April 2026

GPT-4.1 mini

OpenAI

Cost-optimized GPT-4.1 variant. Strong coding capability at budget pricing, replacing GPT-4o mini for many use cases.

Input$0.400/M
Output$1.60/M
Context128K tokens
Best ForHigh-volume coding, cost-sensitive projects, automation
Benchmark68/100

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-4.1 miniDeepSeek V3Savings
Small Script (1K lines) $0.06 $0.01 DeepSeek V3 saves $0.05 (79%)
Medium Feature (10K lines) $0.46 $0.11 DeepSeek V3 saves $0.36 (77%)
Large Project (50K lines) $2.30 $0.53 DeepSeek V3 saves $1.78 (77%)
Code Review (5K lines) $0.11 $0.03 DeepSeek V3 saves $0.08 (71%)

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