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AI Glossary

What is LLM?

Large Language Model — a type of AI trained on vast amounts of text to understand and generate human language.

LLM explained

LLMs are the foundation of modern AI tools like ChatGPT, Claude, and Gemini. They are neural networks with billions (or trillions) of parameters trained on internet-scale text data. LLMs can write, summarize, translate, code, reason, and converse in ways that feel remarkably human. The quality of your prompts determines how well you harness an LLM's capabilities — which is why good AI skills and personas are so valuable.

Frequently asked questions

What does LLM stand for?
LLM stands for Large Language Model. It refers to AI models like GPT-4, Claude, Gemini, and Llama that are trained on massive text datasets to understand and generate language.
What is the best LLM right now?
It depends on your use case. GPT-4o and Claude 3.5/3.7 Sonnet are top performers for general tasks. Gemini Ultra excels at multimodal tasks. Llama and Mistral are leading open-source options.
Do AI skills work across different LLMs?
Most well-crafted AI skills work across major LLMs, though some may be optimized for a specific model. On AISkillsKart, each skill shows which AI tools it's compatible with.
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Related terms

System Prompt
A special set of instructions given to an AI model before a conversation starts, used to d
Prompt Engineering
The practice of designing and refining text inputs (prompts) to get the best possible outp
AI Agent
An AI system that can autonomously take actions, use tools, and complete multi-step tasks