HPD-AgentStop Wrestling. Start Building.

The Only .NET Agent Framework You'll Ever Need. Build production-ready AI agents in .NET without the complexity. Configure once. Scale forever. Deploy anywhere.

Get Started

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Crash Recovery

Checkpoints save your progress. Resume exactly where you left off after crashes or restarts.

Multi-Agent Workflows

Orchestrate teams of agents. Conditional routing. Sub-agent hierarchies. Event bubbling.

Voice Agents

Real-time voice with turn detection, interruption handling, and filler audio. Production-ready.

Event Streaming

Real-time events. Priority channels. Bidirectional communication. Full observability.

Human-in-the-Loop

Pause for approval. Tool-level permissions. Security that doesn't get in the way.

Native AOT

Native compilation. Instant startup. Minimal memory. Serverless perfection.

Structured Output

Type-safe JSON extraction. Schema validation. Works across all providers.

Provider Agnostic

9 LLM providers - OpenAI, Anthropic, Gemini, Bedrock, Ollama, and more. One API. Zero lock-in.

MCP Protocol

Native Model Context Protocol support. Connect external tool servers instantly.

Extensible Middleware

Hook into every step - message, iteration, function. Fully extensible pipeline architecture.

Full Observability

50+ event types. OpenTelemetry support. Real-time metrics. Complete visibility.

Modular Toolkits

Organize capabilities in C# classes. Collapsible containers reduce context usage. Type-safe and AOT-ready.

Quick Start

bash

# Install the HPD-Agent package
dotnet add package HPD-Agent

# Create your first agent
dotnet new console -n MyAgent
cd MyAgent

csharp

using HPD.Agent;

var agent = new AgentBuilder()
    .WithOpenAI("gpt-4")
    .Build();

await agent.RunAsync("Hello! Tell me about yourself.");

Why HPD-Agent?

HPD-Agent is the only .NET agentic framework you'll ever need. It's designed for production from day one:

Native AOT First - Full source generation, instant startup
Provider Agnostic - Never be locked into a single LLM vendor
Event-Driven - Real-time streaming with 50+ event types
Multi-Agent Ready - Built-in orchestration and routing
Production Features - Crash recovery, permissions, middleware, observability

[Get Started →](/Getting Started/00 Agents Overview)