Unverified50% confidenceFactExact time
当API限流时会返回429状态码（Too Many Requests），通常附带Retry-After响应头指示等待时间
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Multi-Model Tiered Deployment: Is an AI Gateway Worth Adopting?
redditr/mlops7/11/2026
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