GPT 6 Astra edited Stockfish’s NNUE weights and search. The experimental build scored 131–125 against official Stockfish in 256 local games (~+8 Elo, wide 95% interval −15 to +31). Still testing whether there’s a real gain.

GPT Image 2.5 on ChatGPT Prompt: Create an ultra-realistic 6-photo lifestyle collage arranged in a vertical 3-column × 2-row grid, featuring the same naturally beautiful young European woman in her early 20s. She has warm olive skin, delicate freckles, captivating hazel-green eyes, long voluminous chocolate-brown hair with natural waves, full eyebrows, and soft glossy lips. Preserve her exact facial identity across all six photographs. Six Different Scenes and Poses: 1. Coffee Shop: Sitting at a cozy café table in an oversized cream knit sweater, resting her cheek against one hand with a gentle smile. A cappuccino and croissant sit in front of her. 2. City Stroll: Walking through a charming European street wearing a dark brown wool coat, carrying a leather shoulder bag and looking back toward the camera. 3. Reading Moment: Sitting beside a bedroom window in a cream cable-knit cardigan, reading a book with her hair tied in a loose messy bun. 4. Baking Afternoon: Preparing something in a kitchen, wearing a white top and dark floral apron, playfully making a pout with a little flour on her cheek. 5. Sunset Escape: Wrapped in a dark brown patterned blanket outdoors, eyes closed and face tilted toward the warm sunset. 6. Car Selfie: Sitting in the passenger seat wearing a cream knit sweater and silver over-ear headphones, giving the camera a relaxed, playful smile. Photography Style: Authentic Instagram photo dump, Canon PowerShot G7 X Mark III aesthetic, natural lighting, occasional direct flash, realistic skin pores, subtle film grain, candid expressions, warm cinematic tones, and imperfect framing. Consistency: Maintain the same face, freckles, hazel-green eyes, skin tone, and recognizable facial features in every photograph. Each frame should have a different outfit variation, hairstyle, expression, pose, and environment. Output: Vertical 3:4 aspect ratio, exactly six equally sized photographs in a clean 3-column × 2-row grid, seamless alignment, no gutters, no borders, no text, no watermark. Photorealistic, cozy, youthful, spontaneous, and effortlessly stylish.