GPT-Image 1.5 vs Seedream 4.5
Polished ad creative for social platforms — see how these models compare with real AI-generated outputs.
Full comparisonCompare Models (select 4)
Creating polished social media ads means balancing scroll-stopping visuals with brand consistency, clear composition, and fast iteration. On Influencer Studio, GPT-Image 1.5 and Seedream 4.5 both generate high-quality ad-ready imagery, but they excel in different parts of the workflow.
This comparison focuses on typical paid-social needs—product hero shots, lifestyle scenes, UGC-style concepts, seasonal promos, and rapid A/B variants—along with how each model handles prompt control, visual fidelity, and cost per output.
Which Model Should You Choose?
Short answer: GPT-Image 1.5 is better for accurate prompt adherence, while Seedream 4.5 is better for versatile editing. For social media ad, GPT-Image 1.5 is the stronger first pick — run the same prompt through both and keep the winner.
| If you need… | Choose | Why |
|---|---|---|
| Lower-cost exploration and more variants per credit | GPT-Image 1.5 | GPT-Image 1.5 costs 8 credits to start, so you can test more directions for less. |
| Polished, ready-to-ship final assets | Either model | Either model produces stronger final-asset polish for campaign-ready output. |
| Readable text in designs, overlays, and packaging | GPT-Image 1.5 | GPT-Image 1.5 renders labels and typography more cleanly. |
| Editing and reference-driven iteration | Seedream 4.5 | Seedream 4.5 is more flexible for editing from references or existing outputs. |
| Consistent characters and repeated campaign visuals | Either model | Either model holds character and style consistency better across outputs. |
| Social Media Ad specifically | GPT-Image 1.5 | GPT-Image 1.5 scores higher on text accuracy, which matters most for social media ad. |
How They Compare, Criterion by Criterion
| Criteria | GPT-Image 1.5 | Seedream 4.5 | Winner |
|---|---|---|---|
| Realism | ●●●●○ | ●●●●○ | Tie |
| Text accuracy | ●●●●○ | ●●●○○ | GPT-Image 1.5 |
| Editing flexibility | ●●●○○ | ●●●●○ | Seedream 4.5 |
| Cost efficiency | ●●●○○ | ●●●●○ | Seedream 4.5 |
| Final polish | ●●●●○ | ●●●●○ | Tie |
| Consistency | ●●●●○ | ●●●●○ | Tie |
| Best first test | ●●●○○ | ●●●●○ | GPT-Image 1.5 |
How We Compare These Models
Models compared
GPT-Image 1.5 vs Seedream 4.5
Use case
Social Media Ad
GPT-Image 1.5 — best for
accurate prompt adherence
Seedream 4.5 — best for
versatile editing
GPT-Image 1.5 — avoid if
You need the lowest cost or advanced editing flexibility
Seedream 4.5 — avoid if
You need premium hero-level polish or perfect text
Credits per image (GPT-Image 1.5)
8 credits
Credits per image (Seedream 4.5)
16 credits
Last updated
June 8, 2026
What the Examples Show
Realism
Both models produce comparably natural results in these examples.
Text accuracy
GPT-Image 1.5 renders any labels, overlays, or typography more cleanly.
Commercial usability
Either output is close to a usable asset with light cleanup.
Recommended next step
Keep the output that best matches your brief and generate variants from it.
Social Media Ad — Side-by-Side Results
Prompt
"A 22–28-year-old woman with long wavy dark hair in a loose low ponytail, wearing a cropped cream hoodie and high-waisted leggings, holds a sleek stainless-steel insulated tumbler with a visible logo while glancing toward the phone camera mid-sip. Candid handheld selfie at a sunny neighborhood café table with a laptop, pastry plate, and tote bag in the background, bright natural window light and soft shadows, clean relatable “morning routine” UGC ad vibe."
Feature Comparison
| Feature | GPT-Image 1.5 | Seedream 4.5 |
|---|---|---|
| Provider | OpenAI | ByteDance |
| Subcategories | text-to-image | text-to-image, image-to-image |
| 1080p / 2k Mode | Yes | Yes |
| 4k Mode | No | No |
| NSFW Rating | Strict | Low |
| Aspect Ratio | 1:1, 16:9, 9:16, 3:4, 4:3 | 1:1, 16:9, 9:16, 3:4, 4:3 |
| Starting Price | 8 credits | 16 credits |
GPT-Image 1.5 Strengths
- Strong prompt adherence for precise ad concepts (composition, props, setting, and mood)
- High-fidelity outputs that look polished for feed and story placements
- Excels at detailed scenes and multi-element layouts (useful for lifestyle ads and complex product setups)
- Flexible credit tiers (8/16/32) for quick drafts vs higher-detail final renders
- Reliable for generating multiple concept directions quickly from text-only briefs
Seedream 4.5 Strengths
- Built for iterative ad production with image-to-image editing (great for refining an existing concept)
- High-resolution output suited to crisp product details and clean backgrounds
- Versatile style range for matching brand aesthetics (premium, minimal, bold, seasonal, etc.)
- Consistent per-image pricing (16 credits) that’s easy to budget for production runs
- Strong choice when you need controlled variations (colorways, backgrounds, props) from a base image
Verdict
Choose GPT-Image 1.5 when you’re starting from a text brief and need high-fidelity, on-spec ad concepts with strong prompt adherence—especially for detailed lifestyle scenes or multi-object compositions. The tiered pricing is helpful for exploring lots of directions on a smaller budget before committing to higher-detail outputs.
Choose Seedream 4.5 when your social ad workflow depends on refining, re-styling, or iterating on an existing image. Its editing-friendly approach and high-resolution results make it a strong fit for performance marketing teams producing systematic variants and refreshes.
Frequently Asked Questions
More Comparisons by Category
Try Both Models Free
Sign up and get credits to test GPT-Image 1.5, Seedream 4.5, and all our other AI models for social media ad.
Join Influencer Studio Today
Start creating amazing AI-generated content for your brand