Describe your poster
Enter the campaign goal, subject, visual mood, headline needs, and any offer or event details.
Generate high-converting posters with AI Poster Generator
AI Poster Generator is free to use - just enter a prompt to generate. It analyzes real website data to auto-fit brand colors and copy, and is trained on many top social examples to produce high-conversion marketing posters in one click.
Use English for better results
GPT Image 2Multiples of 16 · max 3840px
Width1024px
512px3840px
Height1536px
512px3840px
Current size: 1024x1536Quality changes credit cost
GPT Image 2Earn Credits
How to use AI Poster Generator
Use AI Poster Generator to move from a campaign idea to a production-ready marketing poster in four focused steps.
Add brand context
Optionally add your website so the generated direction can follow your brand, product, colors, and tone.
Choose format and quality
Pick a vertical poster preset or tune width and height with the sliders, then select the quality level that fits your credit budget.
Generate and publish
Generate with GPT Image 2, review the result, refine the prompt when needed, and download the final poster.
Core features of AI Poster Generator
AI Poster Generator provides purpose-built controls for vertical campaigns, launch graphics, events, promotions, and social marketing posters.
Poster-first presets
Start with ready-to-use portrait, story, square, landscape, and 4K formats instead of calculating dimensions manually.
Brand-aware direction
Use a brand website and detailed prompt to keep product presentation, color direction, and campaign tone aligned.
Flexible custom dimensions
Adjust width and height in 16-pixel steps up to 3840px while the generator validates GPT Image 2 limits.
Campaign-safe composition
Poster prompts prioritize visual hierarchy and usable space for headlines, event details, offers, and calls to action.
Transparent quality cost
Choose Low, Medium, High, or Auto quality and see the required credits before starting generation.
Preview and download
Inspect generated posters at full size and download them according to your current account and subscription benefits.
Frequently asked questions about AI Poster Generator
Practical answers about AI Poster Generator formats, generation, credits, and downloads.
Which model does the poster generator use?
This page is optimized for GPT Image 2 and keeps the model fixed so its custom dimensions and quality controls stay predictable.
Which poster sizes are supported?
Use the supplied poster presets or select custom dimensions in multiples of 16, subject to GPT Image 2 pixel and aspect-ratio limits.
Can I keep the result consistent with my brand?
Yes. Add your website and include product, audience, color, typography, and campaign requirements in the prompt.
How do credits and downloads work?
Credit cost changes with size and quality. Paid users can download clean results, while free-user downloads follow the current watermark policy.
Create your next campaign poster
Choose a poster format, describe the campaign, and use AI Poster Generator with GPT Image 2 to create a polished marketing poster.
Start creating