AI Agent vs Chatbot: Which is Better?
Core Difference
Chatbot = answers. Agent = does. Chatbot waits for prompt. Agent has goal and can initiate tool calls.
| Feature | Chatbot | AI Agent |
|---|---|---|
| Initiative | Reactive | Proactive |
| Tools | None or 1 | 3-10+ |
| Memory | Session only | Persistent |
| Cost | Low, predictable | Variable |
| Failure mode | Wrong answer | Wrong action |
When Chatbot Wins
FAQ, support widget, when you need instant reply <2s and low risk.
When Agent Wins
When task needs 3+ steps across apps (search → compare → email).
Hybrid: Use chatbot for front, agent for back-office.