effect-uai basic-usage

The canonical agent loop: stream one model turn, run any tools the model asks for, append the outputs, and continue until the model produces a final answer.

Reach for this when the user says any of:

• "I want to build a basic agent / chat with tools"
• "How do I run a tool when the model asks for one?"
• "Show me the standard agent loop in effect-uai"

The loop body