# Doubao-Seed-1.8 API pricing

No price from the maker itself is on record for Doubao-Seed-1.8. The lowest of 4 providers is ZenMux: $0.11 per 1M input tokens and $0.28 per 1M output tokens (as of 2026-11-12). Context window: 256K tokens, up to 64K output tokens per request.

- Type: Text
- Context: 256K
- Max output: 64K
- Released: 2025-12-28
- Open weights: No

## Price by provider (USD per 1M tokens)

| Provider | Model id | Input | Output | Cached | Notes |
| --- | --- | --- | --- | --- | --- |
| [ZenMux](https://docs.zenmux.ai) | bytedance/doubao-seed-1.8 | $0.11 | $0.28 | $0.023 | Lowest, Tiered pricing |
| [302.AI](https://doc.302.ai) | doubao-seed-1-8-251215 | $0.1143 | $0.286 | — | Tiered pricing |
| [Requesty](https://requesty.ai/solution/llm-routing/models) | seed-1.8 | $0.25 | $2 | $0.05 |  |
| [ZenMux](https://docs.zenmux.ai) | volcengine/doubao-seed-1.8 | $0.11 | $0.28 | $0.02 | Deprecated |
| [Volcengine Ark](https://www.volcengine.com/docs/82379/1330310) | doubao-seed-1-8-251228 | $0.11875 | $1.18747 | $0.02375 | Tiered pricing, Deprecated |

Providers are those listed by models.dev. This site has not vetted them one by one; each provider's own page has the binding price.

Prices and specs come from models.dev (MIT licence), updated 2026-11-12. Each provider's name links to its official docs. A provider priced at 0 usually includes the model in a subscription; it is not necessarily a free API.

https://apibook.ai/models/bytedance-seed/seed-1-8/