LLM Token Cost Calculator
Enter input and output token counts to instantly compare costs across major LLM APIs. All calculations run locally. See Pricing Comparison for primary sources.
💡 Rough guide: English ≈ 1.3 tokens/word. Japanese ≈ 1–1.3 tokens/char. Varies by content.
Default reference rate. Adjust as needed.
Comparison Results (sorted by total cost)
| Model | Provider | Input Price | Output Price | Total (USD) | Approx. JPY |
|---|
※ Standard (non-cached) rates only. Batch API & prompt cache discounts not included. Claude Sonnet 5: introductory pricing until 8/31. DeepSeek V4 Pro: current promo. GPT-5.6 Terra/Luna: post-July-30 cuts. Always check official pages. See Pricing Comparison.