HCM-LLM FAQs

Question 1

What is HCM-LLM?

Accepted Answer

HCM-LLM is a FastAPI-based Model Context Protocol (MCP) server designed for performing Highway Capacity Manual (HCM) analysis and various transportation engineering calculations, particularly focused on two-lane highways.

Question 2

Is HCM-LLM extensible for new analysis functions or chapters?

Accepted Answer

Absolutely. HCM-LLM is designed for extensibility, featuring a YAML-based function registry that allows developers to easily add new transportation analysis functions or integrate support for additional HCM chapters.

Question 3

How does HCM-LLM integrate with AI assistants like Claude?

Accepted Answer

HCM-LLM functions as an MCP server, allowing seamless integration with AI code agents like Claude. By connecting it as a custom connector, AI assistants can dynamically perform complex transportation analyses and access HCM documentation.

Question 4

Can I query HCM documentation using HCM-LLM?

Accepted Answer

Yes, HCM-LLM includes robust semantic search and query capabilities, enabling users to search and retrieve relevant information directly from the comprehensive Highway Capacity Manual documentation database.

Question 5

Which HCM chapters and analyses does HCM-LLM support?

Accepted Answer

Currently, HCM-LLM provides complete analysis capabilities for HCM Chapter 15 (Two-Lane Highways), offering over 15 detailed transportation analysis functions relevant to its methodology.

HCM-LLM

HCM-LLM

Key Features

Use Cases

Key Features

Use Cases