Free online AI token counter: paste any text to instantly estimate the input token count for GPT, Claude, Gemini and other LLMs. Handles mixed Chinese/English content and shows characters, words, estimated tokens and per-model cost — ideal for prompt debugging and cost estimation.
Characters
0
Words
0
Chinese characters
0
Estimated tokens
0
Estimate breakdown
Estimate breakdown
Estimated tokens
Chinese part
0
English by characters (≈4 chars/token)
0
English by words (≈0.75 token/word)
0
Cost estimate
Input cost：$0.000000( per 1K tokens)
Estimated using the input price per 1K tokens of the selected model
Note: tokens are estimated locally in your browser with simple rules (about 1 character/token for Chinese and about 4 characters or 0.75 word/token for English). Results may differ from official tokenizers, and prices are for reference only.