Glossary

Who this is for: readers who need quick definitions.

Terms

• Agent: a markdown-defined unit of behavior with prompts and metadata.
• AgentHost: the orchestration runtime that runs agents and coordinates tools, drivers, conversation state, and tracing.
• Tool: an executable capability exposed to an agent.
• Skill: reusable markdown instruction material discoverable by the runtime.
• Model driver: provider adapter for model completion calls.
• Decision loop: model output is parsed into an action, executed, and repeated until completion.
• Callback: an escalation from an agent to its caller.
• Terminal tool: a declared tool name that ends the decision loop without executing.
• Evaluator: tooling for running and judging agent test cases.
• Trace: structured record of runtime activity.

Next Steps

• Core Agentic AI Concepts
• Decision JSON Contract