It looks like the { format : 'json' } option disables the { think: true } option. For example, in the code below, the model thinks and returns its response as text. It works as expected. I reused the ...

I'd like to have zwave-js-ui (and all programs launched by it) use json formatted logs. It also easier parsing and analysis (+create some alerts when some patterns emerge).

The new API, which will be made available through DataStax’s Stargate, will allow JavaScript developers to leverage Astra DB as a vector database for their large language model (LLM), AI ...

For those who might have no idea what JSON is, here is a basic guide for beginners that touches upon JSON Document Database & Code examples.