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Follow these four steps to get started with Siren:
1

Create Your Siren Account

Sign up at Siren using Email & Password, Gmail account or GitHub.
2

Generate Your API Key

After logging in:
  • Go to the left navigation bar → Settings → Configurations
  • Click “Add API Key” in the top right corner
  • Enter a name for your API key
  • Your API Token will be generated
Copy and store this token securely. it is required to authenticate all API requests.
→ View API Reference
3

Set Up Your Providers

To add or update providers:
  • Go to Settings → Providers from the left panel
  • Select a channel (SMS, Email, Push, etc.)
  • Choose a provider and click “Add Account”
  • Enter the required credentials and API key
    → View Provider Setup Guide
A default provider named Sample Email Provider is already configured under the Email channel.
4

Send Your First Message

You can start sending messages in multiple ways, depending on how you want to integrate:

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• MCP Server

Connect the MCP (Model Context Protocol) server to let tools interact with Siren through function calls for messaging and other actions.
Go to MCP to see the integration guide

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• AI Agent Toolkit

The AI Agent Toolkit provides a set of predefined tools that let your agent perform different tasks within Siren. To learn more about the available tools and how to integrate them, go to the AI Agent Toolkit Reference.

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• SDK

Use the Siren Python SDK to call built-in functions for sending messages and triggering workflows directly from your backend. Go to SDK Docs to see the integration guide

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• API

Use Siren’s flexible, lightweight APIs to send messages without creating a full workflow. You can trigger one-off notifications using APIs. View API Reference to see how to send messages using APIs.