BytePlus ModelArk (ByteDance Seed)
- Categories
- Model labs
- Owned by
- ByteDance (private)
- HQ
- SG
- Website
- https://www.byteplus.com/en/product/modelark
- Pricing page
- https://docs.byteplus.com/en/docs/ModelArk/1544106
- Fee model
- per_token+subscription
- Fees
- Per-token online inference (standard); Flex tier ~50% of standard; batch inference ~50%; cache storage $0.0083/M tokens/hour; Coding Plan Lite $10/mo, Pro $50/mo; dedicated Model Units Flavor-A $4.20/h, Flavor-C $1.80/h
- Free tier
- Free quotas on some models (e.g. 500K tokens skylark-embedding-vision)
- OpenAI-compatible API
- yes
- Notes
- BytePlus Pte Ltd (Singapore) is ByteDance's international cloud. Also resells DeepSeek, GLM and gpt-oss - not included. Seedance video models priced per M video tokens (e.g. dreamina-seedance-2-0 $7.0/M tokens 480p/720p without video input) - not included as rows. Account suspended after 2h in arrears.
- Sources
- https://docs.byteplus.com/en/docs/ModelArk/1544106 collected 2026-09-18
LLM prices (13 models, USD per 1M tokens)
| Model | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| Dola Seed 2.1 Turbo dola-seed-2-1-turbo |
$0.50 | $2.50 | $0.10 | — | ✓ src |
| Seed 1.6 seed-1-6-250915 |
$0.25 | $2 | $0.05 | — | ✓ src |
| Seed 1.6 Flash seed-1-6-flash-250715 |
$0.075 | $0.30 | $0.015 | — | ✓ src |
| Seed 1.8 seed-1-8-251228 |
$0.25 | $2 | $0.05 | — | ✓ src |
| Seed 2.0 Code (preview) seed-2-0-code-preview-260328 |
$0.50 | $3 | $0.10 | — | ✓ src |
| Seed 2.0 Lite seed-2-0-lite-260428 |
$0.25 | $2 | $0.05 | — | ✓ src |
| Seed 2.0 Mini seed-2-0-mini-260428 |
$0.10 | $0.40 | $0.02 | — | ✓ src |
| Seed 2.0 Pro seed-2-0-pro-260328 |
$0.50 | $3 | $0.10 | — | ✓ src |
| Seedream 4.0 seedream-4-0-250828 |
— | — | — | — | ✓ src |
| Seedream 4.5 seedream-4-5-251128 |
— | — | — | — | ✓ src |
| Seedream 5.0 Lite seedream-5-0-lite-260128 |
— | — | — | — | ✓ src |
| Seedream 5.0 Pro dola-seedream-5-0-pro-260628 |
— | — | — | — | ✓ src |
| Skylark Embedding Vision skylark-embedding-vision |
$0.125 | — | — | — | ✓ src |