GPT Image 1.5 vs Grok Imagine

GPT Image 1.5 and Grok Imagine run in the same chat on one credit balance. Here is what each makes and what it costs.

Side by side
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Side by side

Prices and specs come from each model’s current settings.

GPT Image 1.5Grok Imagine
KindImage modelImage model
Made forOpenAI's Image Model — Perfect Text, Editing, and Multi-Object ScenesxAI's Multimodal Model — Images and Videos with Synchronized Audio
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GPT Image 1.5

GPT Image 1.5 is OpenAI's image generation model — the same model powering image creation in ChatGPT-4o. It excels at accurate text rendering inside images, image editing with mask-based inpainting, and complex multi-object scenes (10–20 distinct objects). Three quality levels (low/medium/high) let you balance speed and detail. Outputs in PNG, JPEG, or WebP with optional background transparency.

Accurate Text Rendering
Renders legible, correctly spelled text inside images — signs, labels, posters, UI mockups, and book covers without the glitchy text issue.
Image Editing & Inpainting
Edit existing images using mask-based inpainting — replace specific areas, change backgrounds, or add/remove objects while preserving the rest.
Multi-Object Scenes
Generates scenes with 10–20 distinct objects with consistent spatial relationships, accurate details, and world-knowledge integration.
All about GPT Image 1.5

Grok Imagine

Grok Imagine by xAI is a multimodal generation model supporting text-to-image, image-to-image, text-to-video, and image-to-video. Videos include automatically synchronized audio. Multiple generation modes — Normal, Fun, and Spicy — let you control creative tone and intensity. Outputs at 480p or 720p with aspect ratios including 16:9, 9:16, and 1:1.

Text & Image to Video
Generate videos from text prompts or animate existing images into clips from 6 to 30 seconds at 480p or 720p.
Synchronized Audio
Videos include automatically synchronized background audio matching the tone and motion — no separate editing needed.
Creative Generation Modes
Normal for standard results, Fun for expressive creative takes, and Spicy Mode for more intense and artistic interpretations.
Image Generation & Editing
Create images from text or transform existing images — strong prompt adherence with bold, high-impact visual style.
All about Grok Imagine

Questions

It depends on the job. GPT Image 1.5: OpenAI's Image Model — Perfect Text, Editing, and Multi-Object Scenes. Grok Imagine: xAI's Multimodal Model — Images and Videos with Synchronized Audio. Both are on The Factory on one credit balance, so you can run the same prompt on each and keep the better result.
Yes. New accounts get welcome credits that work with every model, including GPT Image 1.5 and Grok Imagine.