Datadog

Log in to your Datadog Account

• Visit Datadog login page and log in with your Datadog credentials.

Navigate to API Keys

• In the left-hand navigation panel, click on Integrations > APIs.
• Alternatively, go directly to Datadog API Keys Section.

Create a New API Key

• Under the API Keys tab, click the New Key button.
• Enter a name/label for your API key for easy identification.
• Click Create API Key.
• Copy the generated key – this will be used as your DATADOG_API_KEY.

Navigate to Application Keys

• In the same APIs area, switch to the Application Keys tab.

Create a New Application Key

• Click the New Key button under the Application Keys section.
• Give your application key a name, e.g., “FastMCP integration.”
• Click Create Application Key.
• Copy the generated key – this will be used as your DATADOG_APP_KEY.

Find Your Datadog Site Domain (Optional)

• Your Datadog site domain is indicated by the URL you use to access Datadog, e.g.:
  • US: datadoghq.com
  • EU: datadoghq.eu
  • UK: datadoghq.co.uk
• Set this value for DATADOG_SITE if you are not on the default (US) site.

Enter Values into FastMCP Connection Interface

• Go to the FastMCP connection configuration interface.
• Click on the Install Now button for the Datadog MCP server.
• When prompted, fill in the following environment variables:
  • DATADOG_API_KEY – Paste the API key from step 3.
  • DATADOG_APP_KEY – Paste the Application key from step 5.
  • DATADOG_SITE – (Optional) Enter your Datadog site domain from step 6.

Save and Complete Installation

• Save your changes in the FastMCP connection interface to complete the setup.