","param":"","code":"invalid_request_error"}
错误信息
422: {"message":"Failed to deserialize the JSON body into the target type: messages[0].role: unknown variant `developer`, expected one of `system`, `user`, `assistant`, `tool`, `latest_reminder` at line 1 column 57 (request_id: 5bc6eded-65cf-4b92-9b98-fe982c98a450)","type":"invalid_request_error","param":"","code":"invalid_request_error"}
AI 解决方案
原文：422: {"message":"Failed to deserialize the JSON body into the target type: messages[0].role: unknown variant `developer`, expected one of `system`, `user`, `assistant`, `tool`, `latest_reminder` at line 1 column 57 (request_id: 5bc6eded-65cf-4b92-9b98-fe982c98a450)","type":"invalid_request_error","param":"","code":"invalid_request_error"}
译文：422：{"message":"将JSON正文反序列化为目标类型失败：messages[0].role: 未知变体`developer`，应为以下之一`system`、`user`、`assistant`、`tool`、`latest_reminder`，位于第1行第57列（request_id: 5bc6eded-65cf-4b92-9b98-fe982c98a450）","type":"invalid_request_error","param":"","code":"invalid_request_error"}
🎯原因分析
API要求
messages数组中role字段只能是指定枚举值，但请求里使用了未定义的developer角色，导致数据反序列化失败。错误发生在请求体JSON的messages[0].role字段处。💡解决方案
将
role字段值从developer改为允许的合法值，例如system（表示系统指令）：// 修复后的请求体
{
"messages": [
{
"role": "system", // 替换为合法的系统角色
"content": "你的系统指令内容..."
},
{
"role": "user",
"content": "用户提问内容..."
}
]
}