Is OpenAI: GPT-4o or OpenAI: o4 Mini cheaper?
OpenAI: o4 Mini is cheaper ($0.159 / 1M tokens input / $0.637 / 1M tokens output) vs OpenAI: GPT-4o ($0.362 / 1M tokens input / $1.45 / 1M tokens output). Actual cost depends on your input/output token mix — estimate it with the pricing calculator.