Claude Sonnet 4 Lite vs DeepSeek V3

Performance benchmarks + pricing comparison — updated April 2026

Claude Sonnet 4 Lite

Anthropic

Lighter version of Claude Sonnet 4. Good balance of quality and cost for day-to-day coding.

Input$1.00/M
Output$5.00/M
Context200K tokens
Best ForDay-to-day coding, documentation, cost-conscious teams
Benchmark70/100

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.

ScenarioClaude Sonnet 4 LiteDeepSeek V3Savings
Small Script (1K lines) $0.21 $0.01 DeepSeek V3 saves $0.19 (94%)
Medium Feature (10K lines) $1.55 $0.11 DeepSeek V3 saves $1.45 (93%)
Large Project (50K lines) $7.76 $0.53 DeepSeek V3 saves $7.24 (93%)
Code Review (5K lines) $0.40 $0.03 DeepSeek V3 saves $0.37 (92%)

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