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AI app cost guides

Real monthly cost estimates for popular models across 8 app types, computed from today's prices.

AI chatbot

RAG app

AI coding agent

Discord bot

Image / vision app

Customer support agent

Document summarizer

AI writing tool

Model vs model

Prices: OpenRouter list prices (USD per 1M tokens), updated 2026-10-15. Estimates only; a month is 30 days. See how the math works.