Tools: Actions the Model Takes
Functions the AI invokes to do something.
Meet the First Primitive
MCP gives a model three building blocks. The first is the tool: a function the AI can actually run to do something in the world. 🔧
Tools Take Action
A tool is for doing, not just knowing. Sending an email, querying a database, or creating a file all belong here because each one changes or fetches live state.
All lessons in this course
- Tools: Actions the Model Takes
- Resources: Data the Model Reads
- Prompts: Reusable Instructions
- Picking the Right Primitive