[BUG] ChatGoogleVertexAI - Chat-Bison

[vijaykammili]

Issue with ChatGoogleVertexAI node when using chat-bison after 1.6.5 versions. Works fine on 1.6.5.

Error: Unable to verify model params: {"lc":1,"type":"constructor","id":["langchain","chat_models","chat_integration","ChatVertexAI"],"kwargs":{"temperature":0.1,"model":"chat-bison","auth_options":{"

Also Gemini 1.5 model doesn't work. It returns Object Object as the output.

[HenryHengZJ]

For Gemini 1.5, I've added a commit here to update the gemini 1.5 model

it should now works:

[vijaykammili]

Perfect! Thank you very much @HenryHengZJ! Let me know when chat-bison is fixed please.