LLM Token Counter

Count tokens using cl100k_base, estimate API costs, and preview text chunks — all in-browser

Model

Context window: 128,000 tokens · Input: $2.5/1M · Output: $10/1M

Input Text

Tokens

Characters

268

Words

Est. Input Cost

$0.000125

Context Window Usage

Usage50 / 128,000 (0.0%)

127,950 tokens remaining

Token Visualization

Text Chunking

Chunk size (tokens)

Overlap (tokens)

DWG · AI-LLM-TOKEN-COUNTER100% client-side·⌘C copy · ESC → grid