What are some alternatives?
When comparing Pikazo and This Waifu Does Not Exist, you can also consider the following products
Prisma - Art filters using artificial intelligence to transform your photos into classic artwork.
This Person Does Not Exist - Computer generated people. Refresh to get a new one.
Deepart.io - Artificial intelligence turning your photos into art
GanBreeder - Create beautiful, wild and weird images
Dreamscope - Make and share 'deep dream' images using dozens of supplied styles or your own.
This Persona Does Not Exist - Chat with a synthetic personality