What is chatbot?
Also known as: support bot, rule-based bot
Published September 10, 2026 · Reviewed by the Fidiora team
A chatbot is software that converses with customers through a chat interface. Traditional chatbots follow scripted decision trees and keyword rules, so they handle anticipated questions well and unanticipated ones badly. The term now covers everything from a three-button menu to a full language model.
Why it matters
The word chatbot carries a decade of bad customer experience. Scripted bots trained an entire generation of buyers to type agent immediately. Understanding the difference between a decision tree and a grounded AI agent matters commercially, because they fail in completely different ways and are sold at similar prices.
What to know
- Rule-based bots are deterministic and auditable, which is genuinely valuable for regulated or high-risk flows.
- They break the moment a customer phrases something outside the script, which is most of the time.
- Maintenance cost is the hidden expense: every product change means rewriting flows by hand.
- Menu bots are effectively navigation, not support, and should be measured as such.
- A bot that cannot escalate cleanly does more damage than no bot at all.
An example
Example: a scripted bot offers four buttons. A customer whose issue is none of the four types a paragraph explaining their problem. The bot repeats the four buttons. The customer leaves and the interaction is recorded as deflected.
Common mistakes
- Deploying a scripted bot on open-ended question types
- Hiding the escalation path to protect deflection numbers
- Underestimating the ongoing cost of maintaining decision trees
- Assuming customers will rephrase to fit your script
Fidiora is not a decision tree. It answers from your live help content, your website, and past tickets, so it handles phrasing it has never seen, and it hands over to a person the moment it should rather than looping the customer through a menu.
See PricingQuestions
What is the difference between a chatbot and an AI agent?
Are rule-based chatbots still useful?
Why do customers dislike chatbots?
Related terms
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