Agent Worlds
Source notes
These linked sources support the statements in the guide. Accessed 5 October 2026. See each publisher for its own date, methods, licensing and later corrections.
- A practical guide to building agentsOpenAI · Guide
Explains workflow control, tool use, handoffs and layered guardrails.
- AgentsOpenAI API documentation · Living documentation
Compares managed Agents API, Agents SDK and Responses API responsibilities.
- Model Context Protocol specificationModel Context Protocol · Specification
Defines how servers expose tools and how clients invoke them; it is an interface specification, not a complete authorization policy.
- AI Risk Management FrameworkU.S. National Institute of Standards and Technology · Framework
A voluntary framework for identifying, measuring and managing AI risks.
How to read this edition
The guide summarizes only the claims described beside each source. Research findings, technical standards and organizational policies have different purposes; they are labeled accordingly.
Image
Homepage and social-sharing image: Rows of server cabinets in a data center. Photo by Taylor Vick. View the original photograph, used under the Unsplash License. The image illustrates the subject and is not evidence for the guide’s claims.