For months, the “first” AI art program, DALL-E, has been hidden behind a beta wall that has limited access. Now it’s open to everyone to try out, with a generous amount of credits, to boot. On Wednesday, OpenAI.com removed the waitlist to sign up for DALL-E, allowing anyone to join after registering for a free account. (The linked blog post includes a link to sign up.) Each signup adds 50 credits to your account, with each credit generating four 1024×1024 images from a single prompt from the OpenAI server. You’ll get 15 new credits per month, though the credits do not roll over. OpenAI also ha…