ChatGPT exposes custom MCP connectors only when Developer Mode is enabled. It’s a one-time toggle in settings; after that you can add any MCP server, including OnlyTraffic Studio.Documentation Index
Fetch the complete documentation index at: https://onlytraffic.com/docs/llms.txt
Use this file to discover all available pages before exploring further.
Enable Developer Mode
Developer Mode is available on plans that include connectors (Plus / Pro / Business / Enterprise). If the toggle isn’t visible, check your plan first.
Add the OnlyTraffic Studio connector
Add custom connector
Under Custom connectors, click New connector.
| Field | Value |
|---|---|
| Name | OnlyTraffic Studio |
| MCP Server URL | https://studio-api.onlytraffic.com/mcp |
| Authentication | OAuth |
Authorize
Click Connect. ChatGPT opens the OnlyTraffic authorize page. Paste your Studio API key (create one here) and click Authorize.The popup closes and the connector status turns to Connected.
Enable for a chat
Open a new chat. Click the + button → Connectors → toggle OnlyTraffic Studio on for the conversation.ChatGPT will reach for your Studio data whenever the question warrants it.
Revoking access
To disconnect ChatGPT from your Studio account:- Go to Studio → API.
- Revoke the API key ChatGPT is using. Existing ChatGPT sessions stop working immediately.
Troubleshooting
The 'Developer Mode' toggle is missing
The 'Developer Mode' toggle is missing
Custom connectors require a paid plan with connector support. ChatGPT Free does not expose this option. Check Settings → Account for your current plan.
The authorize popup is blocked
The authorize popup is blocked
ChatGPT 'doesn't know' it can access Studio
ChatGPT 'doesn't know' it can access Studio
Make sure the connector is toggled on for the current chat. Connectors are per-conversation by default, not global.