AI Token Estimator
Calculate token usage and cost for your LLM prompts in real-time. This tool helps developers estimate API costs before deploying large-scale applications.
Prompt Input
Chars: 0Words: 0
Real-time Analysis
Estimated Tokens
0tok
Estimated Cost
$0.000000USD
Model Specs
Context Window128k
Training DataSep 2023
Pricing / 1k$0.01
How this works
This estimator uses advanced heuristic tokenization approximating the BPE (Byte Pair Encoding) algorithm used by modern LLMs. Actual token counts may vary slightly by provider API.