MCP & Tool Protocols
Tool selection
The model or system decision about which available tool best fits a task.
Example
The model chooses a calculator rather than attempting complex arithmetic itself.
Why it matters
It helps an assistant avoid using an unsuitable method for the task.
You'll hear it
“This needs the account tool, not a general web search.”
Can you control it?
Set by the team
The people building or running the AI choose this setup. An everyday user generally needs their help to change how this part works.
Common questions
- Can overlapping tools confuse selection?
- Yes. Similar names or descriptions can make the appropriate choice unclear.
- Does choosing the right tool guarantee correct execution?
- No. The supplied details and permissions also matter.
- Can the best choice change during the task?
- Yes. New information may require a different capability.