sircoderin

[andrisgauracs](https://github.com/andrisgauracs) how did you install python 3.8.5. It doesn't seem available on M1. I tried installing with pyenv and conda and it is not found. I managed to install latest...

@christian-bromann I got the syntax from the official [documentation](https://docs.langchain.com/oss/javascript/langchain/context-engineering#response-format). I was trying to create a service which handles llm calls and wanted to instantiate in the constructor a single agent...