It's been a while since I used Lichess anonymously, but I suspect you do need an account to request a server analysis – that way they can limit the number of an

It's been a while since I used Lichess anonymously, but I suspect you do need an account to request a server analysis – that way they can limit the number of analyses per day for a user [1]. [1] 40 a day per https://lichess.org/features https://lichess.org/features