comparisonsTechArticle
When to Use MCP
A practical decision guide for when to use MCP instead of direct APIs, scripts, plugins, or custom tools.
Quick Answer / TL;DR
Use MCP when an AI client needs to discover capabilities, retrieve context, call tools safely, and reuse prompts across systems without bespoke integration code.
Key Takeaways
- Use MCP for agent workflows.
- Use direct APIs for simple deterministic app calls.
- Wrap high-risk actions carefully.
Decision matrix
If the consumer is a human-facing app, a direct API is often enough. If the consumer is an AI agent, MCP provides a safer interface.
| Scenario | Use MCP? |
|---|---|
| Claude reads support tickets | Yes |
| Mobile app loads profile | Usually no |
| Cursor reviews repository | Yes |
| Cron job sends report | Maybe not |
When to Use MCP FAQs
Direct answers for developers, operators, and Indian teams evaluating MCP.