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Fastest way to get started - No client setup, no configuration. Just sign up and start using hundreds of tools immediately.

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What is Nexus Chat?

Nexus Chat is the built-in chat interface at nexus.civic.com that lets you:
  • Test all MCP servers instantly without any setup
  • Connect to tools with simple conversational commands
  • Handle authentication flows seamlessly
  • Start working with your tools in under 2 minutes
Nexus Chat interface

Nexus Chat interface ready to use

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Get Started in 2 Minutes

1

Sign up at nexus.civic.com

Create your free account at nexus.civic.comCivic Nexus signup page
2

Click 'Chat' to start

Once logged in, click the Chat button to open the built-in interface
No downloads, no configuration files, no API keys needed
3

Connect tools conversationally

Simply ask for what you need:
  • “Connect me to GitHub”
  • “Add Slack to my tools”
  • “I need access to Dropbox”
  • “Show me available MCP servers”
Tool connection in Nexus Chat

Connecting tools through conversation

4

Authorize when prompted

When connecting a new service:
  1. Nexus Chat will provide an authorization link
  2. Click the link to authenticate with the service
  3. Return to chat when complete
  4. Start using your connected tools immediately
Authorization prompt in Nexus Chat

OAuth authorization flow

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What You Can Do

Once connected, use natural language to work with your tools:
  • Development
  • Communication
  • Documents
  • Marketing
"List my GitHub repositories"
"Create an issue for the login bug"
"Show me open pull requests"
"Check the CI status of my latest commit"

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Managing Your Tools

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View Connected Tools

Ask Nexus Chat to show your current setup: 
"What tools do I have connected?"
"Show me my available MCP servers"
"List my authorized services"

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Add More Tools

Connect new services anytime: 
"Connect me to PostgreSQL"
"Add Notion to my tools"
"I need access to Linear"
"Show me all available MCP servers"

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Remove Tools

Disconnect services you no longer need: 
"Disconnect from Slack"
"Remove my GitHub authorization"
"Revoke access to Dropbox"

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Why Start with Nexus Chat?

Zero Setup

No installation, no configuration files, no technical knowledge required

Test Everything

Try all MCP servers and features before setting up external clients

Instant Access

Start using tools in under 2 minutes - just sign up and chat

Browser-Based

Works on any device with a web browser - desktop, tablet, or mobile

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Optional: Connect External Clients

After testing in Nexus Chat, you can optionally connect external AI clients for convenience:

Claude Desktop

Desktop app integration

Claude.ai

Web interface integration

Mistral LeChat

Mistral’s AI assistant
Nexus Chat is always available - Even if you connect external clients, you can always return to Nexus Chat for testing new tools or troubleshooting.

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Security & Privacy

All conversations and tool interactions in Nexus Chat are:
  • Encrypted in transit and at rest
  • Private to your account only
  • Secure with OAuth2 authentication for external services
  • Revocable at any time through your account settings

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Get Started Now

Open Nexus Chat

Click here to start - Sign up and begin using hundreds of tools in our built-in chat interface

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Need Help?

Quick Start Guide

Step-by-step setup instructions

Available Tools

Browse all MCP servers you can connect

Troubleshooting

Common issues and solutions

Get Support

Join our developer community