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AI Glossary
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Zero-Shot Learning

Zero-shot learning allows AI models to perform tasks they haven’t been explicitly trained on by leveraging generalized knowledge from other domains.

Short definition:

Zero-shot learning is an AI technique where a model can perform a task or recognize something it has never explicitly seen before — by generalizing from what it already knows.

In Plain Terms

Most traditional AI models need training examples for every type of thing they’re expected to do. In zero-shot learning, the model uses reasoning and general knowledge to handle new categories, instructions, or situations — even with zero training examples for that specific case.

It answers based on understanding, not memorization.

Real-World Analogy

Imagine you teach someone what a lion and a tiger are. Later, they see a leopard for the first time — and say, “That must be a wild cat too.” That’s zero-shot learning: making a correct guess about something new, based on what you already understand.

Why It Matters for Business

  • Reduces training time and data needs
    You don’t need to label data for every possible scenario — the model can handle unexpected inputs.
  • Faster deployment of AI features
    Great for chatbots, support automation, or content moderation that need to work “out of the box.”
  • Improves adaptability
    Ideal for startups and growing companies — AI can respond to evolving customer queries or products without retraining every time.

Real Use Case

A support chatbot is asked, “How do I unlink my Spotify account?”


Even though it was never trained on that question, it understands the intent based on general patterns like “unlink account” and gives the correct guidance — that’s zero-shot learning in action.

Related Concepts

  • Few-Shot Learning (The AI sees a few examples before making predictions)
  • One-Shot Learning (Just one example provided — zero-shot uses none)
  • Prompting (Zero-shot often works through well-crafted prompts in LLMs)
  • Transfer Learning (Zero-shot relies on general knowledge transferred from pretraining)
  • Generalization(The core ability that makes zero-shot learning possible)