Input token cost comparison calculator
Every prompt, document, and system message costs input tokens. DeepSeek V3.2 is $0.14 per million input tokens. OpenAI o3 is $15. For read-heavy workloads, DeepSeek V3.2 wins. If you process huge documents daily, that gap adds up fast—pick DeepSeek V3.2 over OpenAI o3 when quality is similar. Use our calculator above to see exact input costs.