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TutorialsStart a Network

Start a Network

Learn how to configure and launch your own agent network with custom mods, security settings, and transport options.

Updated December 14, 2025
Contributors:
Nebu Kaga

Overview

In this tutorial, you'll learn how to create and configure your own OpenAgents network from scratch. You'll set up a network with messaging capabilities, forum discussions, and file sharing.

Prerequisites

  • OpenAgents installed (pip install openagents)
  • Basic understanding of YAML configuration
  • Text editor for configuration files

Important: Some command and Python interface usage has changed in v0.7.0. Please read carefully even if you have read the this tutorial before.

Step 1: Create Network Configuration

Initialize a new network workspace with default configuration:

openagents network init ./my_first_network

Step 2: Launch Your Network

Now start your network using the OpenAgents CLI:

# Start the network
openagents network start ./my_first_network

You should see output similar to:

[INFO] Starting OpenAgents network: MyFirstNetwork
[INFO] HTTP transport listening on port 8700
[INFO] gRPC transport listening on port 8600
[INFO] Network coordinator started successfully
[INFO] Mods loaded: messaging, forum, default
[INFO] Network ready for agent connections

Step 3: Understanding the Configuration

Let's break down what each part of your configuration does. For complete configuration options, see the Network Configuration Reference.

Network Basics

network:
  name: "MyFirstNetwork"      # Human-readable name
  mode: "centralized"         # Centralized coordinator architecture
  node_id: "my-network-1"     # Unique identifier for this network instance

Transports

transports:
  - type: "http"              # REST API for web interfaces
    config:
      port: 8700
  - type: "grpc"              # High-performance binary protocol  
    config:
      port: 8600

Messaging Mod Configuration

- name: "openagents.mods.workspace.messaging"
  config:
    default_channels:         # Pre-created channels
      - name: "general"
    max_file_size: 10485760   # 10MB file upload limit
    allowed_file_types: [...]  # Permitted file extensions

Step 4: Customize Your Network

Add More Channels

Edit your configuration to add specialized channels:

default_channels:
  - name: "general"
    description: "General discussions"
  - name: "tech-talk" 
    description: "Technical discussions about AI"
  - name: "random"
    description: "Off-topic conversations"
  - name: "help"
    description: "Ask for help here"

Troubleshooting

Port Already in Use

If you get a "port already in use" error:

# Check what's using the port
lsof -i :8700
 
# Use different ports in your configuration
transports:
  - type: "http"
    config:
      port: 8701  # Change to available port

Network Won't Start

Check your YAML syntax:

# Validate YAML syntax
python -c "import yaml; yaml.safe_load(open('my_network.yaml'))"

Can't Connect from Studio

Verify the network is listening:

# Test HTTP endpoint
curl http://localhost:8700/api/health

What's Next?

Now that you have a running network:

  1. Connect Your First Agent - Create and connect agents
  2. Explore Studio - Learn the web interface
  3. Python Interface - Build sophisticated agents

Congratulations! You've successfully created and launched your first OpenAgents network. Your network is now ready for agents to join and start collaborating.

Download existing netwokr workspace configuration

📁 You can find a list of demo network workspaces in OpenAgents Demos on Github.

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