gpt-5.5 has recovered and is operating normally.

We are seeing failed requests for gpt-5.5 and are investigating. (HTTP 500: {"error":{"message":"分组 auto 下模型 gpt-5.5 的可用渠道不存在（retry） (request id: 202609031450413855634828268d9d6O1fxtGOP)","type":"newapierror","param":"","code":"getchannelfailed"}})