Observed
Expected
(this is the URL underlying icon shown above):
Details
This might be overkill, but here's what I'm seeing in Developer Tools:
curl 'https://www.perplexity.ai/favicon.svg' \
-H 'accept: image/avif,image/webp,image/apng,image/svg+xml,image/*,*/*;q=0.8' \
-H 'accept-language: en-US,en;q=0.9' \
-b 'asdfasdfremovedasdfasdf' \
-H 'priority: u=2, i' \
-H 'referer: https://braid.ink/' \
-H 'sec-ch-ua: "Chromium";v="148", "Google Chrome";v="148", "Not/A)Brand";v="99"' \
-H 'sec-ch-ua-mobile: ?0' \
-H 'sec-ch-ua-platform: "macOS"' \
-H 'sec-fetch-dest: image' \
-H 'sec-fetch-mode: no-cors' \
-H 'sec-fetch-site: cross-site' \
-H 'sec-fetch-storage-access: active' \
-H 'user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/148.0.0.0 Safari/537.36'

Observed
Expected
(this is the URL underlying icon shown above):
Details
This might be overkill, but here's what I'm seeing in Developer Tools: