How to use this calculator
A support bot with 60,000 monthly turns and 1,500 input tokens per turn can become expensive when memory, policy text, and retries are included.
AI Costs
Chatbot Cost Calculator
Plan chatbot cost with request volume, prompt size, reply size, and a realistic retry buffer.
Formula
Token cost per chat turn x monthly turns x buffer
What the result means
This page explains the arithmetic behind the estimate so you can adjust assumptions before using the number in planning.
Common questions
Should I estimate visitors or messages?
Estimate model calls. One visitor can create several model calls.
Does this include human support cost?
No. This page estimates model token cost only.
Why can chatbot input tokens be high?
System prompts, memory, summaries, and retrieved help-center text can all be added to the prompt.