LLM

AI concepts
About 1 min read

An artificial intelligence model trained on vast amounts of data using billions or more parameters. It serves as the core engine of modern generative AI services, performing various intellectual tasks such as complex reasoning, summarization, and coding, in addition to natural language understanding and generation.

Also known as
Large Language ModelLarge Language Model

Detailed explanation

An LLM is a model that probabilistically learns the relationships between words and sentences based on the Transformer architecture. Modern LLMs go beyond simple text generation to align with human intent, and models like GPT-4o, Claude 3.5, and Gemini 1.5 Pro possess multimodal capabilities to process images and audio. With a massive context window, they can comprehend thousands of pages of documents at once, playing a pivotal role in enterprise RAG (Retrieval-Augmented Generation) systems and agentic environments.

Why it matters for tool selection

LLMs are at the heart of enterprise workflow automation and service intelligence. Because each model differs in its Korean processing capabilities, logical reasoning speed, cost per token, and security policies, choosing the model optimized for your business objectives (customer service, data analysis, creative writing, etc.) directly impacts operational efficiency.

What to check when selecting a tool

  • Does it accurately understand Korean context and cultural nuances?
  • Are the API cost and response latency appropriate for the required workload?
  • Does it offer an enterprise security plan (Enterprise) to prevent data leaks?
  • Is the context window (amount of input information allowed at once) sufficient?

Business use cases

In the legal field, it analyzes tens of thousands of pages of case law to summarize key issues; in software development, it identifies bugs in complex logic and proposes fixes; and in marketing, it generates multilingual content in real time tailored to a brand's tone and manner.

Commonly confused terms

SLM (Small Language Model)

A model specialized for specific purposes by reducing the parameter scale. It is lighter and faster than an LLM, making it ideal for on-device AI or security-sensitive on-premise deployments.

LMM (Large Multimodal Model)

An expanded large-scale model concept that simultaneously understands and generates text, images, video, and audio.

Related terms

TransformerRLHFSLM (Small Language Model)RAGPrompt Engineering