the ultimate
AI UX Glossary

Nothing says “cutting-edge” like casually dropping diffusion models into a convo. Master the secret language of AI in design and you'll be the star of the next UX think-tank (or at least mildly impress your coworkers on Slack).

AI

Systems that perform tasks requiring human-like intelligence, such as reasoning, learning, or decision-making.

Maps apps use AI to predict traffic and reroute drivers.

Agent

An autonomous system that can act on behalf of a user to complete tasks across tools or platforms.

A recruiting agent screens resumes and schedules interviews automatically.

Alignment

Ensuring AI systems behave in ways that match human goals, values, and safety expectations.

A customer-support AI is tuned to calm angry users instead of escalating.

Chain of Thought

A reasoning style where AI shows its intermediate steps before the answer.

AI reveals its step-by-step math before the final total.

Confidence Score

A signal of how certain an AI is about its output, shown numerically or visually.

A model shows 85% confidence that an image contains a cat.

Context Engineering

The practice of shaping what information goes into a model’s context window to improve output quality.

Including FAQs and chat history so the model answers support queries more accurately.

Copilot

A design where AI supports a human but doesn’t act fully autonomously.

GitHub Copilot suggests code while the developer accepts or rejects it.

Copilot vs. Agent

Distinguishing between AI that assists (copilot) and AI that acts autonomously (agent).

Copilot suggests copy; an agent drafts, sends, and tracks it automatically.

Embeddings

Vector representations of data that capture semantic meaning for search and clustering.

Searching 'reset password' retrieves the right help doc even if wording differs.

Escape Hatch

A clear user option to exit an AI-driven process when it’s not working well.

A 'Talk to a person' button in a chatbot.

Explainability

How understandable an AI’s decision or output is to humans.

A loan model lists the top 3 factors behind an approval.

Feedback Loop

Collecting user input or corrections to improve AI behavior over time.

Thumbs up/down buttons that inform future chatbot responses.

Few-Shot Learning

Improving AI responses by giving it a few examples to learn from.

Providing three labeled emails so the model classifies new ones correctly.

Grep

A command-line tool for searching text, often used to debug logs or outputs in AI workflows.

Using `grep 'error'` to find failed inference calls in server logs.

Ground Truth

Verified, correct data used as a benchmark for training and evaluation.

Labeling 1,000 customer emails as 'billing' or 'support' to train a classifier.

Grounding

Linking AI outputs to trusted sources or data to ensure accuracy.

An internal policy bot cites the exact page from the company handbook.

Guardrails

Safeguards that prevent harmful or inappropriate AI outputs.

Blocking violent or hateful language from appearing in chatbot responses.

Hallucination

When an AI generates false or fabricated information that sounds plausible.

A chatbot invents a non-existent feature in a product description.

Handoff

When an AI agent passes control to a human or another system after completing its part.

A support bot escalates a case to a human agent after trying its best.

Handrails

Design rules and constraints that keep AI outputs safe, relevant, and on-brand.

A support bot avoids providing medical advice it’s not qualified for.

Inference

The process of running a trained model to produce outputs or predictions.

A recommendation model suggests your next video to watch.

Knowledge Graph

A structured network of entities and relationships that improves AI reasoning and retrieval.

A customer-support AI understands that 'login issue' relates to 'password reset'.

Large Language Model (LLM)

A model trained on vast text data to understand and generate human-like language.

An LLM digests long policy documents and drafts summaries.

Latency

The time between a user’s input and the AI’s response.

A chatbot that replies in 1–2 seconds feels conversational.

Memory

AI’s ability to remember context or details across interactions or sessions.

A shopping bot remembers your shoe size and past purchases.

Model Context Protocol (MCP)

A framework for securely connecting AI systems to private data and workflows.

Using MCP so an assistant queries internal Confluence pages safely.

Multimodal

Models that work across multiple input/output types like text, images, and audio.

An assistant analyzes an uploaded chart and answers a spoken question about it.

Observability

Monitoring how AI behaves in production using metrics, logs, and traces.

Tracking response times and hallucination rates of a chatbot.

One-Shot Learning

A model generalizing from a single example to new cases.

Showing one invoice format so the model processes others like it.

Orchestration

Directing tasks between multiple agents, APIs, or models to achieve a goal.

AI decides to search documents before generating an answer.

Overfitting

When a model performs well on training data but fails to generalize to new data.

A churn model works perfectly on past data but fails on new customers.

Personalization

Adjusting AI behavior to user preferences, history, or signals for relevance.

A writing assistant adopts your preferred tone after repeated use.

Prompt

The instruction or input given to an AI model to guide its response.

Typing 'Summarize this article in 3 bullets' into a chat box.

Prompt Chaining

A technique where outputs from one prompt feed into another to complete multi-step tasks.

AI extracts meeting action items, then generates a follow-up email draft.

Rate Limits

Usage caps set by APIs to prevent overload or abuse.

An AI API allows only 60 requests per minute per user.

Red-Teaming

Testing AI systems adversarially to find vulnerabilities or risky behaviors.

A team tries to trick a bot into giving disallowed instructions.

Reinforcement Learning (RL)

A training method where models learn from feedback in the form of rewards or penalties.

An agent learns to maximize click-through rate by receiving reward signals.

Retrieval-Augmented Generation (RAG)

Combining search with generation by retrieving data before producing answers.

A support bot fetches KB articles and includes them in its reply.

Rollback

Reverting to a previous model or version when a new AI update causes problems.

Switching back to the old summarizer after the new one confuses users.

Sandbox

A safe test environment for experimenting with AI features without affecting production.

Designers trial prompt variations in a sandbox before release.

Swarm

A group of AI agents working together, often loosely coordinated, to solve parts of a bigger task.

Multiple agents research competitors and combine results into one report.

Synthetic Data

Artificially generated data used to augment training or protect privacy.

Creating synthetic patient data to train models without real records.

Takeback

When a user reclaims control from an AI during or after it starts acting.

A designer cancels an AI-generated layout mid-process to edit manually.

Tokens

The units of text AI models process and bill against (≈¾ of a word per token).

A 1,000-word draft consumes ~1,300 tokens.

Transformer

A neural network architecture based on attention mechanisms that powers most modern LLMs.

GPT and other LLMs use transformer layers to process long sequences effectively.

Undo

Letting users reverse or roll back an AI’s action.

Clicking 'Undo AI Rewrite' in a text editor.

Vibe Design

Collaborating with AI in a conversational way to co-create product flows, designs, or code.

A team chats with AI to sketch and refine an onboarding flow in real time.

Voice Agent

AI that communicates through real-time speech, often conversationally.

A language tutor AI speaks and listens to practice dialogue.

Zero-Shot Learning

When a model performs a task it wasn’t trained on, using only instructions.

A model summarizes a contract without being trained specifically on legal data.

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