Stop Treating MCP Like API 2.0

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As LLMs get better at executing code and parsing raw CLI outputs, a reasonable question keeps coming up in developer circles: Why do we actually need the Model Context Protocol (MCP)?

Modern agents can discover OpenAPI specs, construct HTTP requests, handle headers, and extract JSON payloads on their own. Given that, wrapping standard REST endpoints in an MCP server can easily feel like building a heavy, redundant abstraction over tools that already work.

If your MCP implementation is just a 1:1 wrapper around a REST API, your skepticism is justified. In that scenario, MCP is redundant overhead.

The issue isn't the protocol itself; it's how we design for it. Treating MCP as "API 2.0" misses its core purpose. The most effective way to understand MCP is to stop viewing it as a backend data wrapper and start treating it as a UI frontend built specifically for language models.

The Two...

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