The conversation holds the response-ID chain and cumulative token
usage. Each .turn(...) call executes a single stage through the
conversation primitive's execution path, threading previousResponseId
so the provider can chain against the upstream response.
Create a new stateful conversation object.
The conversation holds the response-ID chain and cumulative token usage. Each
.turn(...)call executes a single stage through the conversation primitive's execution path, threadingpreviousResponseIdso the provider can chain against the upstream response.