GPT‑4o, also called GPT‑4 Omni came out May 13 2024. It started with text vision and audio then got image gen in March 2025 with GPT Image 1 replacing DALL·E 3 in ChatGPT.
It does text‑to‑image image‑to‑image and lets you upload pics as context.Images adjust size and shape based on prompts no set resolution.Most folks use square or poster formats.
It handles multi‑step edits well and keeps changes steady.
Image gen is built into ChatGPT. You can prompt it or chat your way through image ideas and uploads.
It’s good at prompt match like fixing Ghibli portraits or placing text in pics.
Early demand caused some rate limits due to GPU strain. It keeps improving through prompt updates and system tweaks
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For locally hosted models, see description and additional links at the bottom for versions, repos and tutorials.