Claude 3 Haiku vs DeepSeek R1

Performance benchmarks + pricing comparison — updated April 2026

Claude 3 Haiku

Anthropic

Cheapest Claude model. Fast responses for simple tasks and basic coding.

Input$0.250/M
Output$1.25/M
Context200K tokens
Best ForSimple queries, fast responses, cost-sensitive tasks
Benchmark45/100

DeepSeek R1

DeepSeek

DeepSeek's reasoning model. Open-weight model that rivals o1 for complex reasoning tasks.

Input$0.140/M
Output$0.550/M
Context128K tokens
Best ForMath, coding, science reasoning at low cost

Cost Comparison by Scenario

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

ScenarioClaude 3 HaikuDeepSeek R1Savings
Small Script (1K lines) $0.05 $0.02 DeepSeek R1 saves $0.02 (54%)
Medium Feature (10K lines) $0.34 $0.16 DeepSeek R1 saves $0.18 (53%)
Large Project (50K lines) $1.69 $0.80 DeepSeek R1 saves $0.89 (53%)
Code Review (5K lines) $0.07 $0.04 DeepSeek R1 saves $0.04 (49%)

Verdict

DeepSeek R1 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