introductory doc on basic usage with laggraph doesn't work

[jeswincyriac]

Followed https://docs.mem0.ai/integrations/langgraph

mem0 = Memory(api_key=MEM0_API_KEY) fauiled with Memory.init() got an unexpected keyword argument 'api_key'

[Dev-Khant]

Hey @jeswincyriac Thanks for sharing this issue. It has been fixed now.
Please check: https://docs.mem0.ai/integrations/langgraph

[jeswincyriac]

Thanks!