Four AI app build paths side by side: thin API wrapper, workflow automation, RAG assistant, and agentic system, each

AI App Development Cost: Real Pricing by Build Path

AI app development cost is best evaluated as two separate budgets: a one-time implementation budget for the workflow, integrations, controls, and launch work; and a monthly operating budget for every production action, including model usage, retrieval, tools, monitoring, and human exceptions. Do not approve a vendor quote until it names the architecture, defines what an action costs on the happy, retry, and fallback paths, and shows the economics at a higher usage level than the initial pilot. ...

June 9, 2026 · 12 min · Arsum Editorial Team