Input token cost comparison calculator
Every prompt, document, and system message costs input tokens. Google Gemini Gemma 4 26B A4B is $0.13 per million input tokens. OpenAI o3 is $15. For read-heavy workloads, Google Gemini Gemma 4 26B A4B wins. If you process huge documents daily, that gap adds up fast—pick Google Gemini Gemma 4 26B A4B over OpenAI o3 when quality is similar. Use our calculator above to see exact input costs.