https://www.bilibili.com/video/BV12m421n7w4
https://www.bilibili.com/video/BV1Rm421J7jf
https://www.bilibili.com/video/BV1dr42187VJ
https://www.bilibili.com/video/BV1XC411V7uh

step-free-api除了获取refresh_token不一样外其余都和kimi-free-api使用方法一致。