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Overview

Inflection integrates with ChatGPT through MCP (Model Context Protocol) using Dynamic Client Registration (DCR) for secure, streamlined authentication. Once connected, use Inflection’s specialist agents directly from ChatGPT to build audiences, emails, tokens, segments, and journeys, and pull performance data — all through natural language.

Prerequisites

  • An active Inflection account
  • A ChatGPT Plus, Team, or Enterprise subscription
  • Workspace admin permissions in ChatGPT (for initial setup)

For Workspace Admins: Add the Inflection MCP Server

Before users can connect, a workspace admin must enable Developer mode, create the app, and publish it to the workspace.

Step 1: Enable Developer mode and create the app

  1. Log in to ChatGPT.
  2. Click your profile icon, then click Settings.
  3. Select Apps in the left sidebar.
  4. Scroll to the bottom and click Advanced settings. Advanced settings link in ChatGPT Apps settings
  5. Toggle Developer mode on. Developer mode toggle in ChatGPT settings
  6. Click Create app and fill in the details:
    • Name: Inflection MCP
    • Description: (optional) Connect to Inflection MAP
    • MCP Server URL: https://mcp.inflection.io/
    • Authentication: Select OAuth
    • Leave OAuth Client ID and OAuth Client Secret blank — DCR handles this automatically. Create app dialog with name, description, MCP server URL, and OAuth authentication fields
  7. Select the acknowledgment checkbox: “I understand and want to continue”.
  8. Click Create.
If successful, ChatGPT displays the list of tools the MCP server advertises.

Step 2: Test the app

  1. Open a new chat in ChatGPT.
  2. Click the + button near the message composer, then click More.
  3. Select Inflection MCP from the list of available tools.
  4. Enter: Show me my campaigns in Inflection
  5. Complete the OAuth authorization flow when prompted.
  6. Verify the tools work — ChatGPT displays tool-call payloads for confirmation. ChatGPT displaying a tool-call payload for confirmation

Step 3: Publish for your workspace

  1. Go to SettingsApps.
  2. Find your app under Drafts.
  3. Click Publish.
  4. Review the safety warnings (especially for write actions).
  5. Confirm publishing.
Once published, the app appears in your workspace’s approved apps list with a custom label.

OpenAI documentation

Connect ChatGPT to external apps — OpenAI developer docs

For Users: Connect Inflection to ChatGPT

Step 1: Access settings

  1. Log in to ChatGPT.
  2. Click your profile icon.
  3. Go to SettingsConnectors.

Step 2: Find Inflection and connect

  1. Find Inflection MCP server in the list of available connectors. Inflection MCP server listed in ChatGPT connectors
  2. Click Connect.

Step 3: Authenticate

  1. A browser window opens automatically.
  2. Log in with your Inflection credentials if prompted.
  3. Review the consent screen, which shows:
    • The app name (ChatGPT)
    • The redirect URL
    • The permissions being requested
  4. Click Authorize to grant access. Consent screen showing the Authorize button

Step 4: Confirmation

Once authenticated:
  • The browser displays “Authentication complete”.
  • Close the browser tab.
  • Return to ChatGPT — your connection status changes to Connected.

Using Inflection in ChatGPT

Once connected, use natural language to interact with Inflection.

What you can do

Example commands

Campaigns:
  • Show me my recent campaigns in Inflection
  • What's the performance of my last email campaign?
  • List all active campaigns
Segments:
  • Create a new segment for users who signed up last month
  • Show me the segment for enterprise customers
Templates:
  • List my email templates
  • Show me the details of the welcome email template
Analytics:
  • What's the open rate for my newsletter campaign?
  • Show me campaign analytics for the last 30 days

Troubleshooting

Do not copy the authentication URL. The auth flow sets cookies in your browser. Copying the URL breaks the session.
Use the same browser. Complete the entire auth flow in the browser that ChatGPT opens automatically.
Tool calls may not all display. ChatGPT sometimes doesn’t show all tool calls in the UI, but they are still executing.

Additional resources

  1. Inflection Agents — what each specialist agent does
  2. Inflection MCP — the complete tool reference
  3. Integrate with Claude