Unverified50% confidenceOpinionExact time
一位持有Pro订阅近一年的老用户在Reddit上吐槽Perplexity服务质量滑坡，称Deep Research模式能力在过去6到7个月里似乎被削弱了约10倍
1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
9/4/2026
First Seen
Valid until: 9/18/2026
Sources
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