Issue with GPT Actions not triggering external API calls

[Jacek]

I think i have similar problem

GPTs Builder action call Azure API function app error

I would like to call Azure API python function app from a custom GPTs. I have working Azure API, tested externally from Developer portal. When testing action from my GPT, GPT corrrectly formulate request, but later I get the following error: UnrecognizedFunctionError. Anybody got such an error? Where can I find end-to-end working somple of GPTs → Azure API function app integration? I provide Open API json schema to be used by GPTs. When testing action in builder it makes first call with paramet…