Does the embassy checklist for a visa require a hotel letter confirming my stay from the hotel itself, or is a booking made through platforms like Booking.com or Agoda acceptable?

The poster inquired about whether an embassy checklist for a visa needs a hotel confirmation letter directly from the hotel or if a booking confirmation from platforms like Booking.com or Agoda suffices. They also asked about the minimum required stay. Comments from other users mentioned their experiences with similar requirements, highlighting the need for proof of payment in some cases.