✓ Seedream
Unified AI model for generating and editing images, up to 4K, from text prompts and reference images.
Why we recommend them
Seedream 4.0 by ByteDance combines image generation and image editing into one model, supporting multimodal tasks like knowledge-based generation, complex reasoning, and multi-reference consistency. It's built for designers, content creators, and developers who need high-resolution visuals, prompt-based editing, or educational/infographic illustrations. Access is available via a hosted demo or API.
✓Generates images up to 4K resolution with unified generation + editing in one model
✓Supports batch input/output: multiple reference images to multiple outputs in one run
✓Available via web demo and API; benchmarked on MagicBench and Artificial Analysis leaderboards
What we actually verified
8/10 TrustScore—Money-back guarantee verified
—Free trial available
✓Reachable customer service“…eed Copyright © 2026 Bytedance Seed Disclaimer Contact us : [email protected] Join ByteDance Seed Copyright © 2026 Byte”
✓No fine-print return conditions
✓No unrealistic claims detected
Vetted 2026-07-13 · How we vet →
Common questions about Seedream
Is Seedream legit and safe to buy from?
Yes — Seedream passed the WhatiseBrokering.com vetting checklist (try before you buy, no fine-print returns, a real way to reach them, realistic claims only) before being listed. We remove companies that stop meeting the standard.
Can I try Seedream before committing, or get my money back?
Every company in our directory must offer a free trial or, at minimum, a 7-day money-back guarantee from the day your product arrives — with no fine-print return conditions like "unopened" or "original packaging". Seedream met this requirement at the time of vetting.
How do I reach Seedream if something goes wrong?
Seedream publishes a real customer-service contact (phone or email) — that's a listing requirement. If you can't get a response, tell us at [email protected] and we'll review their listing.
Why is Seedream listed on WhatiseBrokering.com?
We discovered and vetted Seedream ourselves. They don't pay us anything — they're listed purely because they meet the standard.
Had a bad experience with Seedream?
This directory only works if every listing keeps earning its place. If Seedream didn't live up to the standard — refused a return, unreachable support, misleading claims, anything — tell us. We'll re-review them against our vetting criteria, and if they're not abiding by our rules, we remove the listing. No exceptions, no pay-to-stay.