Why B is the answer

Amazon Bedrock

Bedrock provides foundation models through a managed API.

In detail

• Bedrock gives foundation models through an API, with no servers.
• Bedrock is serverless.

See it in different ways

sequenceDiagram
  participant U as User
  participant K as Knowledge Bases
  participant S as Vector store
  participant M as Foundation model
  U->>K: Question
  K->>S: Finds similar chunks
  S-->>K: Passages
  K->>M: Prompt with passages
  M-->>U: Answer

flowchart LR
  S0["App"] --> S1["Bedrock API"] --> S2["Foundation model"] --> S3["Response"]

Why the other options are wrong

A. AWS Direct Connect

Direct Connect is a network link.

C. Amazon EC2 with self-managed GPUs

Self-managed GPUs are servers to run.

D. Amazon S3 Glacier

Glacier is archive storage.

Related questions

• Question 6Which AWS service gives you API access to foundation models without managing infrastructure?
• Question 3What does a higher temperature do to a foundation model's output?
• Question 17What is a token in a foundation model?
• Question 25Which metric best shows business value from a customer service assistant?

Learn more

• Our lesson: Generative AI basics
• Bedrock Knowledge Bases