Updated April 2026

AI Project Cost Estimator

Calculate your monthly AI API costs across GPT-4o, Claude, Gemini, Llama and more. Model tiering, training cost and per-user analysis included.

Primary Use Case

Monthly Active Users

Queries per User per Month

Average Input Length (words per query)

Average Output Length (words per response)

Primary Model (complex queries)

% of Queries Using Primary Model

0%30%100%

Fallback Model (simple queries — remaining %)

Total/Month

Annual Cost

Per User/Month

Total Queries/mo

Input Tokens/mo

Output Tokens/mo

Cost Split

Primary model cost$0

Fallback model cost$0

Total$0

Same volume, all primary-model-only pricing