Is Anthropic: Claude 3 Haiku or Anthropic: Claude Sonnet 4 cheaper?
Anthropic: Claude 3 Haiku is cheaper ($0.048 / 1M tokens input / $0.236 / 1M tokens output) vs Anthropic: Claude Sonnet 4 ($0.564 / 1M tokens input / $2.82 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.