Seed-1.8
Bytedance Seed 1.8 features stronger multimodal understanding and agent capabilities.
text + image → text · no single maker — the market carries it
$0.12→$0.3per Mtok in / out
ByteDance · 4 sellers
Sold by 5 ways
| Seller | Lane | Rate |
|---|---|---|
| ByteDance api | batch | $0.06per Mtok in$0.15per Mtok out$0.024per Mtok cachedvolcengine.com · read 2026-08-25 |
| ByteDance api | standard | $0.12per Mtok in$0.3per Mtok out$0.024per Mtok cachedvolcengine.com · read 2026-08-25 |
| DeepInfra aggregator | standard | $0.25per Mtok in$2per Mtok outapi.deepinfra.com · read 2026-08-25 |
| Requesty aggregator | deepinfra | $0.25per Mtok in$2per Mtok out$0.05per Mtok cachedrouter.requesty.ai · read 2026-08-28 |
| Vercel AI Gateway aggregator | standard | $0.25per Mtok in$2per Mtok out$0.05per Mtok cachedai-gateway.vercel.sh · read 2026-08-25 |
About
Seed-1.8 — a text model, sold by 4 companies from $0.12 in and $0.3 out per million tokens.
It takes text and images and returns text, with a context window of 256,000 tokens. It was published in September 2025, trained on material up to October 2024. Its sellers say it can reason step by step and call a tool. The catalogue files it under chat. Four companies sell it. The cheapest is $0.12 in and $0.3 out per million tokens at ByteDance. Beside the standard rate there are batch and separately routed lanes.
Every current figure
- Register
- model
- Takes
- text + image
- Returns
- text
- Context
- 256,000 tokens
- Published
- September 2025
- Knowledge to
- October 2024
- Licence
- not read
- Sellers
- 4
- Price
- $0.12 in and $0.3 out per million tokens — ByteDance
Known as 3 names
doubao-seed-1-8-251228ByteDance/Seed-1.8deepinfra/ByteDance/Seed-1.8