Missing "Base URL" in my OpenAI Chat Model node

Describe the problem/error/question

I don’t have Base URL parameter in my OpenAI Chat Model node, as I usually do to connect with OpenRouter API.

However it’s still set on other workflows where I’ve already used it.

What is the error message (if any)?

image

Information on your n8n setup

  • n8n version: 1.73.1
  • Database (default: SQLite): postgres
  • n8n EXECUTIONS_PROCESS setting (default: own, main): default
  • Running n8n via (Docker, npm, n8n cloud, desktop app): Docker
  • Operating system: Ubuntu
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