For AI agents: a documentation index is available at the root level at /llms.txt and /llms-full.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
  • About NVIDIA NeMo Relay
    • Overview
    • Architecture
    • Ecosystem
    • Concepts
    • Release Notes
  • Getting Started
    • Agent Runtime Primer
    • Prerequisites
    • Installation
    • Configuration / Setup
    • Quick Start
  • NVIDIA NeMo Relay CLI
    • About
    • Basic Usage
    • Claude Code
    • Codex
    • Cursor
    • Hermes Agent
  • Supported Integrations
    • About
    • OpenClaw Plugin Guide
    • LangChain Integration Guide
    • LangGraph Integration Guide
    • Deep Agents Integration Guide
  • Instrument Applications
    • About
    • Adding Scopes and Marks
    • Instrument a Tool Call
    • Instrument an LLM Call
    • Add Middleware
    • Code Examples
  • Observability Plugin
    • About
    • Configuration
    • Agent Trajectory Interchange Format (ATIF)
    • Agent Trajectory Observability Format (ATOF)
    • OpenTelemetry
    • OpenInference
  • Adaptive Plugin
    • About
    • Configuration
    • Adaptive Cache Governor (ACG)
    • Adaptive Hints
  • NeMo Guardrails Plugin
    • About
    • Configuration
  • Integrate into Frameworks
    • About
    • Adding Scopes
    • Wrap Tool Calls
    • Wrap LLM Calls
    • Handle Non-Serializable Data
    • Using Codecs
    • Provider Codecs
    • Provider Response Codecs
    • Code Examples
  • Build Plugins
    • About
    • Define a Plugin
    • Validate Plugin Configuration
    • Plugin Configuration Files
    • Register Plugin Behavior
    • Design Plugin Configuration
    • NeMo Guardrails Example Plugin
    • Code Examples
  • Contribute
    • About
    • Development Setup
    • Workflow and Reviews
    • Testing and Documentation
  • Reference
    • APIs
    • Performance
  • Resources
    • Support and FAQs
    • Glossary
    • Troubleshooting Guide
    • Community
    • Legal
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  • Repository Setup
Getting Started

Prerequisites

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Agent Runtime Primer

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Installation

Install the tooling for the binding you plan to use.

DependencyVersionRequired For
Rust1.86 or newerRust builds, local workspace builds, and the Rust core runtime
Python3.11 or newerPython bindings, Python tests, and docs tooling
Node.js24 or newerNode.js bindings and generated Node.js API docs
uvsee Development SetupPython environments, docs builds, and repository setup
justsee Development SetupRepository development, test, build, and docs task aliases

The primary documentation track covers Rust, Python, and Node.js. Go, WebAssembly, and the raw FFI surface are experimental and source-first.

Repository Setup

Clone the repository when you need local source builds or contribution workflows:

$git clone https://github.com/NVIDIA/NeMo-Relay.git
$cd NeMo-Relay

Install development dependencies for Python and docs workflows:

$uv sync

Install Node.js dependencies when you need Node.js builds or generated Node.js API documentation:

$npm install --ignore-scripts