Agentic AI Reference Architecture

Tools & Integration · Software component

Parameter Slot Filler

Software componentTools & IntegrationOrchestration & Toolsarc:ParameterSlotFiller

A structured extraction component that fills a tool's parameter slots from natural-language user input using slot-filling rather than free-form model output.

Responsibility. Extracts tool parameter values from user input into typed slots.

Also known as: Structured Parameter Extractor

invokessends data toreadsLLM Inference Service: invokesLLM Inference ServiceTool Executor: sends data toTool ExecutorTool Schema: readsTool Schema
Direct neighbourhood (hover for relationship types)

Relationships

invokes dependency

reads dependency

sends data to dynamic

Classification

Patterns
Slot filling
Risks mitigated
Parameter misextraction from natural language

Sources

  1. Ch3.8: T. Nguyen, "Action Accuracy Metrics," in Mastering Agentic AI Systems: Guide for the NVIDIA NCP-AAI Exam, 1st ed. 2026, ch. 3.8. ISBN: 9798244538229.