Calculate token cost

Enter your OpenAI credentials and prompts to see usage and cost breakdown.

Presets

OpenAI API Key Your key is never stored — it goes directly to OpenAI.

Model

System Prompt

User Prompt

History

No transactions yet.

Response

Token usage

Input tokens

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Output tokens

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Cost breakdown

Input cost

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Output cost

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Total tokens

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Total cost

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USD · tap to convert ฿

Cost comparison — all models

Model	Input cost	Output cost	Total