ByteDanceCheapest Seedream 4.5 API
Run ByteDance's official Seedream 4.5 from $0.0309/image — 23% below the official $0.04/image. Pay per image, no subscription needed, failed generations refunded.
- From
- $0.0309/image
- 2K
- Official
- $0.04/image
- ByteDance
- You save
- up to 23%
- 1,000 images
- $30.88
- official $40.00
Try it
Try Seedream 4.5 at this price
Runs on your balance at the price on the button; failed runs are refunded. Results are saved to your account.
Price check
Seedream 4.5: our price vs the official price
Every Seedream 4.5 tier, priced live from our catalog next to ByteDance's official list price.
| Tier | ByteDance official | CheaperGen | You save | 100 images |
|---|---|---|---|---|
2K ≈4 MP | $0.0309/image With a monthly plan: Pro $0.0307Max $0.0305 | −23% | $3.09$4.00 | |
4K ≈16 MP | $0.0309/image With a monthly plan: Pro $0.0307Max $0.0305 | −23% | $3.09$4.00 |
Monthly plans lower prices on most models (shown under each price); you can still pay as you go. Pro $499/month · Max $4,999/month. Plan prices don't apply to requests with the safety checker off.
Official price: BytePlus ModelArk international list price for seedream-4-5-251128 ($0.04 per output image at 2K and 4K; input images free). Verified October 18, 2026. Requests with enable_safety_checker: false (API only) are billed at $0.04 per image.
At scale
What Seedream 4.5 costs at volume
Totals for common batch sizes at today's per-image prices.
| Batch | Tier | Official | CheaperGen | You keep |
|---|---|---|---|---|
| 100 images | 2K | $4.00 | $3.09 | $0.91 |
| 1,000 images | 2K | $40.00 | $30.88 | $9.13 |
| 10,000 images | 2K | $400.00 | $308.75 | $91.25 |
Why it costs less
Same official Seedream 4.5, lower price
The model and its output are the same; the cost of serving it is lower. How our inference works.
Official partnerships
Direct partnerships with the official model labs give us their lowest partner pricing on official models like Seedream 4.5.
Our own GPU inference
For open-source models, our own GPU inference — optimized kernels, warm pools and per-model tuning — makes generation several times faster and lowers the cost further.
Automatic routing
Every Seedream 4.5 request is routed to the most cost-effective healthy route, with live health checks and failover.
Spend less
Ways to pay even less for Seedream 4.5
Consider Seedream 5.0 Flash for volume
In the same family, Seedream 5.0 Flash costs $0.0154/image at 2K vs $0.0309/image for Seedream 4.5 — 50% less.
Failed generations cost nothing
The price is held when you submit and refunded in full if a generation fails or you cancel it while it is queued. You only pay for outputs you get.
Volume pricing below these rates
Committed monthly volume unlocks rates below the public price list, plus invoicing and dedicated capacity.
Cheaper alternatives
Cheaper alternatives to Seedream 4.5
Other official image models with an overlapping task, cheapest first. Price per image at each model's lowest tier.
Start generating with Seedream 4.5
Try Seedream 4.5 in the Studio, or call it from your code with one API key. A 2K image costs $0.031 and failed generations are refunded.
curl -X POST https://cheapergen.com/api/v1/run/bytedance/seedream-4.5/text-to-image \
-H "Authorization: Bearer $CHEAPERGEN_API_KEY" \
-H "Content-Type: application/json" \
-d '{"prompt": "…"}'FAQ
Cheapest Seedream 4.5 API questions
Our prices on this page are live; ByteDance's official prices were verified October 18, 2026.
Seedream 4.5 is developed by ByteDance. CheaperGen provides API access and does not own the model. Trademarks belong to their respective owners.