More consistent tool calling for GPT-5

[merefield]

hmmm, not so sure, it should bark at you for supplying an incompatible parameter, see:

Gpt-5, gpt-5-mini, and gpt-5-nano now available in the API

Using gpt-5-chat-latest I didn’t have the greatest start in “production”, (don’t worry nothing critical) openai.NotFoundError: Error code: 404 - {'error': {'message': 'functions is not supported in this model. For a list of supported models, refer to https://platform.openai.com/docs/guides/function-calling#models-supporting-function-calling.', 'type': 'invalid_request_error', 'param': None, 'code': None}} then with gpt-5: openai.BadRequestError: Error code: 400 - {'error': {'message': "Unsup…