[功能请求]：增加同个模型的不同api切换功能

[crcdlixx]

Problem Description

有时候部分中转api会有各种报错 切换另一个api很麻烦（指需要把接口地址和Api Key都写一遍）

Solution Description

用户可以填写一段预设 在输入栏上方加一个按钮来切换预设

Alternatives Considered

No response

Additional Context

No response

[nextchat-manager]

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Title: [Function request]: Add different API switching functions for the same model

Problem Description

Sometimes some transfer apis will report various errors, and it is very troublesome to switch to another api (meaning that you need to write down the interface address and Api Key)

Solution Description

Users can fill in a preset and add a button above the input field to switch presets.

Alternatives Considered

No response

Additional Context

No response

[lloydzhou]

#4930 从结构上支持一个模型多个api（gpt的模型可以同时切换azure和openai）

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#4930 Structurally supports multiple APIs for one model (gpt’s model can switch between azure and openai at the same time)