I Thought AWS Bedrock Was Just Relaying Models — Turns Out It Runs Them Directly

June 14, 2026

I Thought AWS Bedrock Was Just Relaying Models — Turns Out It Runs Them Directly#

How AWS Bedrock runs external AI models directly inside an encrypted vault

It Started With a Small Question#

I knew that with AWS Bedrock you could call external LLMs (Large Language Models) like Claude or GPT. But the more I thought about it, the stranger it seemed. Claude is a model owned by Anthropic, and GPT is a model owned by OpenAI. These are another company’s core assets — so how on earth does AWS get to offer them inside its own service?