About LLM Context Window Calculator
See how much context budget remains for common models.
How to use it
- Paste input (or set the options).
- Click Calculate, or press ⌘/Ctrl + Enter.
- Copy the result.
Tool
See how much context budget remains for common models.
Your data stays in your browser. Nothing is uploaded to our servers.
See how much context budget remains for common models.
AI
Estimate USD cost from input and output token counts.
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