Claude 3.5 Haiku vs Gemini 1.5 Flash

Performance benchmarks + pricing comparison — updated April 2026

Claude 3.5 Haiku

Anthropic

Fast, cost-effective model for high-volume tasks. Great for code review and simple queries.

Input$0.800/M
Output$4.00/M
Context200K tokens
Best ForCode review, high-volume tasks, simple queries
Benchmark52/100

Gemini 1.5 Flash

Google

Cheapest Gemini model. Good for high-volume, simple tasks.

Input$0.075/M
Output$0.300/M
Context1M tokens
Best ForHigh-volume simple tasks, cost optimization

Cost Comparison by Scenario

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

ScenarioClaude 3.5 HaikuGemini 1.5 FlashSavings
Small Script (1K lines) $0.16 $0.01 Gemini 1.5 Flash saves $0.15 (93%)
Medium Feature (10K lines) $1.24 $0.09 Gemini 1.5 Flash saves $1.16 (93%)
Large Project (50K lines) $6.21 $0.43 Gemini 1.5 Flash saves $5.78 (93%)
Code Review (5K lines) $0.32 $0.02 Gemini 1.5 Flash saves $0.30 (94%)

Verdict

Gemini 1.5 Flash wins on both price and performance — $0.075/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