GPT Token Estimator

Estimate token usage for GPT-4 and GPT-3.5 API calls.

Prompt Configuration

System Prompt

User Prompt

Expected Response Length

Conversation Turns

Total Estimated Tokens

307

0.24% of GPT-4 128K context

📥Input Tokens

📤Output Tokens

300

System Prompt Tokens7

User Prompt Tokens0

Expected Response Tokens300

Tip: For multi-turn conversations, context accumulates. Consider using summarization or message pruning for long conversations.

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MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

ðŸ“š

Formula Source: Standard Mathematical References

by Various

ðŸ”„Last reviewed: May 2026

âœ“Formula checks are based on standard references and internal QA review.