ERR_NGROK_AI_GATEWAY_VIRTUAL_MODEL_TARGET_AUTO_MIXED_NOT_ALLOWED: 'ngrok/auto' must be the only model in a virtual model

What does ERR_NGROK_AI_GATEWAY_VIRTUAL_MODEL_TARGET_AUTO_MIXED_NOT_ALLOWED mean?

ngrok returns ERR_NGROK_AI_GATEWAY_VIRTUAL_MODEL_TARGET_AUTO_MIXED_NOT_ALLOWED with this message:

'ngrok/auto' must be the only model in a virtual model.

Troubleshoot ERR_NGROK_AI_GATEWAY_VIRTUAL_MODEL_TARGET_AUTO_MIXED_NOT_ALLOWED with your AI agent. Connect it to the ngrok MCP server, then ask what caused the error and how to fix it.

Where can I get more help with ERR_NGROK_AI_GATEWAY_VIRTUAL_MODEL_TARGET_AUTO_MIXED_NOT_ALLOWED?

Email support@ngrok.com and include the error code.