Token Counter

Count tokens for AI models like GPT-4, GPT-3.5, and Claude. Estimate API costs.

GPT-4 Tokens
0
Claude (est.)
0
Characters
0
Words
0
Lines
1
Chars/Token
0

Cost Estimation

Input Cost
$0.000000
$2.50 / 1M tokens
Output Cost (if same length)
$0.000000
$10.00 / 1M tokens
Total (Input + Output)
$0.000000
Assuming same output length

Model Pricing Reference

ModelInput (per 1M)Output (per 1M)Your Input Cost
GPT-4o$2.5$10$0.000000
GPT-4 Turbo$10$30$0.000000
GPT-4$30$60$0.000000
GPT-3.5 Turbo$0.5$1.5$0.000000
Claude 3.5 Sonnet$3$15$0.000000
Claude 3 Opus$15$75$0.000000
Claude 3 Haiku$0.25$1.25$0.000000

Token counts use the GPT tokenizer (cl100k_base). Claude token estimates are approximate. Actual token counts may vary slightly between models.