Yes, it's now practically unusable, and anyone who paid the full price, like me, has been ripped off.
An AI bot responds and refuses to refund the unused portion of the subscription. In my jurisdiction (EU), this is completely illegal; I will contact the authorities and request a full refund.
I used to get 600 Pro queries per day, now I get 20 per month. Support responds via AI and says the limits have been updated and are dynamic, but denies the refund. There were already the well-known traffic redirection issues on economic models, now this. All the alternatives offer much more in the free plan than what Perplexity offers by paying as much as a premium plan from other providers.