200 OK — session open
> POST /ai/v1/session {}
< 200 OK req_00pz7rnj 81ms POST /ai/v1/search {} Idempotency-Key: MWYsgZ5UcN0N Send ▶> POST /ai/v1/session {}
< 200 OK req_00pz7rnj 81ms POST /ai/v1/search {} Idempotency-Key: MWYsgZ5UcN0N Send ▶