Screenshot of the settings page

Fields explanation

Field name
Description
Chat model
The model using by this node, you can change this on settings page.
Prompt
Define LLM behavior.
Context length
How many chat history will be appended to prompt.
Exit condition
Define how to exit this chat node. There are three options: Intent (Exit when matching on intent), Special input (Once user input a special input then exit this node), Max chat times (Stay in this node until reach max chat times).
Timeout
You can override HTTP connection settings.
When timeout then
There are three options: Goto next node (if HTTP request timeout, goto next node), Response an alternate text (return another sentence instead of LLM response), Do nothing(Nothing will be returned to user and then waiting user's next inputs).