It's just a merge of Robo-Diffusion, Openjourney (Midjourney-V4), and SD v1.5.

my prompt:

(nousr robot:1.15), (mdjrny-v4 style:1.2), (centered headshot portrait:1.15) of a (retro cyborg biomechanical man:1.2), (opening reveals gears:1.1), stunning key visual by (Steven Spielberg A.I. Artificial Intelligence \(2001\):1.2);

digital painting, air brush painting, intricate, portrait, 8k, highly professionally detailed, HDR, CGSociety;

negative prompt:

lowres, (bad anatomy, bad hands:1.1), text, error, missing fingers, extra digit, fewer digits, cropped, worst quality, low quality, normal quality, jpeg artifacts, signature, watermark, username, blurry, artist name, b&w, weird colors, (cartoon, 3d, bad art, poorly drawn, close up, blurry:1.5), (disfigured, deformed, extra limbs:1.5)

Steps: 23, Sampler: DPM++ SDE Karras, CFG scale: 6.5, Size: 768x768, Model hash: 833060ae, Denoising strength: 0.5, Eta: 0.67, Clip skip: 2, ENSD: 31337, First pass size: 512x512

~(your milage may vary depending on how you have your SD set up)~

~~(some example images were generated with a hypernetwork trained on my face)~~