{"custom_id": "request-1", "method": "POST", "url": "/v1/responses", "body": {"model": "mimo-v2.6-pro", "input": "Hello"}}
{"custom_id": "request-2", "method": "POST", "url": "/v1/responses", "body": {"model": "mimo-v2.6-flash", "input": "please introduce yourself"}}