AI Token Calculators Directory

Real-time token counting and cost estimation for 22 AI models

22
Models
4
Providers
Real-time
Updates

Featured Token Calculators

Latest

GPT-5 Token Calculator

Calculate tokens & API costs

Open Calculator
Popular

GPT-4.1 Token Calculator

Calculate tokens & API costs

Open Calculator
Powerful

Claude Opus 4.1 Token Calculator

Calculate tokens & API costs

Open Calculator
Google

Gemini 2.5 Pro Token Calculator

Calculate tokens & API costs

Open Calculator

All Token Calculators by Provider

Anthropic Models

Claude Haiku 3.5 Token Calculator

200,000 context tokens

$0.8/1M tokensCalculate →

Claude Opus 4.1 Token Calculator

200,000 context tokens

$15/1M tokensCalculate →

Claude Sonnet 3.7 (Legacy) Token Calculator

200,000 context tokens

$3/1M tokensCalculate →

Claude Sonnet 4 Token Calculator

200,000 context tokens

$3/1M tokensCalculate →

Google Models

Gemini 2.0 Flash Token Calculator

1,000,000 context tokens

$0.1/1M tokensCalculate →

Gemini 2.0 Flash-Lite Token Calculator

1,000,000 context tokens

$0.075/1M tokensCalculate →

Gemini 2.5 Flash Token Calculator

1,000,000 context tokens

$0.3/1M tokensCalculate →

Gemini 2.5 Flash-Lite Token Calculator

1,000,000 context tokens

$0.1/1M tokensCalculate →

Gemini 2.5 Pro Token Calculator

200,000 context tokens

$1.25/1M tokensCalculate →

OpenAI Models

GPT-4.1 Token Calculator

128,000 context tokens

$2/1M tokensCalculate →

GPT-4.1 mini Token Calculator

128,000 context tokens

$0.4/1M tokensCalculate →

GPT-4.1 nano Token Calculator

128,000 context tokens

$0.1/1M tokensCalculate →

GPT-4o Token Calculator

128,000 context tokens

$2.5/1M tokensCalculate →

GPT-4o (fine-tuned) Token Calculator

128,000 context tokens

$3.75/1M tokensCalculate →

GPT-4o mini Token Calculator

128,000 context tokens

$0.15/1M tokensCalculate →

GPT-5 Token Calculator

200,000 context tokens

$1.25/1M tokensCalculate →

GPT-5 mini Token Calculator

200,000 context tokens

$0.25/1M tokensCalculate →

GPT-5 nano Token Calculator

200,000 context tokens

$0.05/1M tokensCalculate →

o3 Token Calculator

200,000 context tokens

$2/1M tokensCalculate →

o3-pro Token Calculator

200,000 context tokens

$20/1M tokensCalculate →

o4-mini Token Calculator

200,000 context tokens

$1.1/1M tokensCalculate →

xAI Models

Grok 4 Token Calculator

256,000 context tokens

$3/1M tokensCalculate →

Related Tools & Resources

100K Token Cost Analysis

Compare pricing for bulk token usage across all models

View All Cost Pages →

Model Price Comparisons

Side-by-side pricing comparison for any two models

Browse Comparisons →

Interactive Multi-Model Calculator

Calculate and compare multiple models at once

Try Interactive Tool →

About Our Token Calculators

Our comprehensive collection of AI token calculators provides accurate, real-time token counting and cost estimation for all major language models. Whether you're using GPT-5, GPT-4.1, Claude Opus 4.1, Gemini 2.5 Pro, or any other model, our calculators help you understand and optimize your API costs. Each calculator uses the official tokenizer for its respective model, ensuring precise token counts and cost projections. Perfect for developers, businesses, and researchers working with AI APIs.