LLM Cost Calculator
Compare API costs across GPT, Claude, Gemini, and more. Estimate your monthly LLM expenses.
Potential savings with Gemini 3 Flash
$10,275/month
Usage Parameters
~75,000 words
~37,500 words
Total monthly tokens:
1,500,000,000
Select Models to Compare
Monthly Cost Comparison
Prices as of February 6, 2026
$225
per month
Input cost
$75
$0.075/1M tokens
Output cost
$150
$0.3/1M tokens
Cost per request
$0.0225
$3,750
per month
Input cost
$1,250
$1.25/1M tokens
Output cost
$2,500
$5/1M tokens
Cost per request
$0.3750
OpenAI
$7,500
per month
Input cost
$2,500
$2.5/1M tokens
Output cost
$5,000
$10/1M tokens
Cost per request
$0.7500
Anthropic
$10,500
per month
Input cost
$3,000
$3/1M tokens
Output cost
$7,500
$15/1M tokens
Cost per request
$1.0500
About pricing
Prices shown are standard API rates. Volume discounts, committed use discounts, and batch API pricing may reduce costs further. Open source models (Llama) show $0 but require infrastructure costs.
Cost isn't everything—quality matters too
Compare model outputs side-by-side to find the best balance of cost and quality for your use case.