Promptles
MCP for Productivity

MCP Resource

intermediate

Definition

The read side of an MCP server — the data it exposes (messages, files, events, records) as opposed to the tools that take action. Pulling a resource is how the agent gets real context before it does anything; it's the safe, no-side-effect half of an MCP connection.

In the wild

Reading next week's calendar events is a resource fetch; creating a new event is a tool call. The first only looks, the second changes your calendar.

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