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Email to Slack: Automated Email Summaries

Automatically summarize emails and send highlights to Slack channels.

Task: Summarize emails and send highlights to Slack

dexto --agent ./agents/examples/email_slack.yml
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What it does​

This example demonstrates multi-tool orchestration:

  1. Connect to email via Gmail MCP server
  2. Fetch recent unread emails
  3. Summarize content using LLM
  4. Send formatted summaries to Slack channel
  5. Mark emails as read

Requirements​

  • Gmail access via Composio (SSE endpoint)
  • Slack MCP server (@modelcontextprotocol/server-slack)
  • Composio API setup for Gmail
  • Slack bot token
  • Agent configuration file

Setup​

  1. Configure Gmail access:

    • Set up Composio for Gmail integration
    • Get your Composio endpoint URL
    • Configure authentication

  2. Get Slack token:

    • Create a Slack app
    • Add bot token scopes: chat:write, channels:read
    • Set SLACK_BOT_TOKEN and SLACK_TEAM_ID environment variables

  3. Configure agent:

# agents/examples/email_slack.yml
mcpServers:
  gmail:
    type: sse
    url: "your-composio-url"

  slack:
    type: stdio
    command: npx
    args: ['-y', '@modelcontextprotocol/server-slack']
    env:
      SLACK_BOT_TOKEN: $SLACK_BOT_TOKEN
      SLACK_TEAM_ID: $SLACK_TEAM_ID
  1. Run the agent:
dexto --agent ./agents/examples/email_slack.yml

Customization​

Modify the agent to:

  • Filter emails by sender or subject
  • Custom summary formats
  • Schedule periodic checks
  • Route to different Slack channels based on content
  • Add reactions or threading

Learn More​