🤖 AI Model Cost Calculator

Calculate the real cost of using different OpenAI models for your project

💡 What's a Token?

Tokens are pieces of words used for processing text. As a rough rule of thumb:

Example: "Hello, how are you?" = 6 tokens

Quick Presets

Average prompt length (~750 words)
Average response length (~525 words)

Model Pricing Reference

Pricing as of October 10, 2025

GPT-3.5 Turbo $0.50/M in • $1.50/M out
GPT-4 (8K) $30/M in • $60/M out
GPT-4 (32K) $60/M in • $120/M out
GPT-4 Turbo $10/M in • $30/M out
GPT-4o $2.50/M in • $10/M out
GPT-4o-mini $0.15/M in • $0.60/M out
GPT-5 Standard $1.25/M in • $10/M out
GPT-5 Mini $0.25/M in • $2/M out
GPT-5 Nano $0.05/M in • $0.40/M out
GPT-5 Pro $15/M in • $120/M out

Prices are per million tokens (M). Input = prompt tokens, Output = response tokens.

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