[FEATURE]: Nvidia API can now be used for free with GLM5.1

[MengNianxiaoyao]

Feature hasn't been suggested before.

• I have verified this feature I'm about to request hasn't been suggested before.

Describe the enhancement you want to request

Nvidia API can now use GLM5.1 for free, please add this model to the list.

[github-actions]

This issue might be a duplicate of existing issues. Please check:

• [FEATURE]: Add extra body for NVIDIA NIM support #13584: [FEATURE]: Add extra body for NVIDIA NIM support — this issue already covers GLM5 on NVIDIA NIM and related support requests
• [FEATURE]: Add MiniMax M2.5 to NVIDIA NIM provider #14726: [FEATURE]: Add MiniMax M2.5 to NVIDIA NIM provider — similar request for adding a new model to the NVIDIA NIM provider

If your request is distinct from these (e.g., specifically about GLM5.1 free tier availability), please clarify how it differs.

[MengNianxiaoyao]

GLM5.1 is the latest free model provided by NVIDIA.