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How can an AI model serve many users at a low cost?

An AI model can answer many user requests by using a pre-saved collection of information. This collection, called a corpus, reduces the cost of serving users. The quality of the corpus must be very high because errors become harder to fix as the corpus grows.

By Pawan Nayar · from the LLOS AI Learning record

The rule

An AI model can answer many user requests by using a pre-saved collection of information.

This collection, called a corpus, reduces the cost of serving users. The quality of the corpus must be very high because errors become harder to fix as the corpus grows.

An AI model can use a 'corpus-first' design. This means the AI model tries to answer user questions using a large collection of saved information. This collection is called a corpus. Serving answers from the corpus costs almost nothing. This saves money compared to generating new answers every time.

A developer creates an AI model. The AI model answers questions about many topics. The developer builds a large corpus of common answers. When a student asks a common question, the AI model gives an answer from the corpus. This saves the developer money because the AI model does not need to create a new answer.

Words you'll need

Resolved from this lesson's own record — real definitions, not invented for this page.

Retrieval-Augmented Generation

AI that retrieves documents before generating an answer

Knowledge Graph

A map of facts connected by relationships

Semantic Search

Searching by meaning, not just keywords

Indexing

Making information searchable and findable fast

Questions people ask

More from the same record, pulled by shared topic — not written new for this page.

How can an AI model enrich information efficiently for new words?

The AI model first creates a list of unique words. This list comes from an earlier check.

How can an AI model collect and process sacred texts to build a vocabulary?

A developer can build a four-step process. This process ensures accurate data collection.

How should a system be designed to handle increasing amounts of user-generated data and more users?

A system needs a plan for growth. This plan covers data storage, user access, and how the system changes over time.

How does a complete design specification help in building a new system?

A complete design specification provides all necessary details. It lists changes to the user interface.

What to remember

An AI model can answer many user requests by using a pre-saved collection of information. This collection, called a corpus, reduces the cost of serving users. The quality of the corpus must be very high because errors become harder to fix as the corpus grows.