Updated March 27, 2026
The Model Context Protocol (MCP) is an open standard created by Anthropic for connecting AI models to external tools, data sources, and services. MCP provides a universal interface for tool use, enabling any AI agent to interact with any MCP-compatible server. The protocol specification includes tool discovery, execution, and context sharing, creating an interoperable ecosystem for AI agents.
Turns any software into agent-first APIs — reverse-engineers browser workflows into clean REST endpoints for AI agents.
Core capabilities each platform advertises.
What each tool does well, and the limitations to keep in mind.
Pros
Cons
Pros
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Choose Anthropic MCP if you wantChoose if you want
Choose Zatanna if you wantChoose if you want
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