🔁 Agent Loop Lab
Watch a chatbot become an
agent
— the tool-use loop, one step at a time.
🔑 demo key: sk-demo-…7f3 (mocked)
wire dialect:
Anthropic
OpenAI
Gemini
◀ Back
Next step ▶
↺ Reset
round-trips to model:
0
system prompt re-sent:
0
×
≈ tokens billed:
0
messages[] — the conversation state
the wire
the loop — runHelpAgent()
highlighted = running now
user turn
assistant turn (model)
tool_use block
tool_result (your server)