Pass IndexThe State of AISign in

Seed 1.6

ByteDance's new multimodal deep-thinking model, supporting both text and visual inputs with enhanced reasoning capabilities.

text + image → text · made by ByteDance

$0.12$0.3per Mtok in / out
ByteDance · 4 sellers

Sold by 5 ways

SellerLaneRate
ByteDance apibatch$0.06per Mtok in$0.15per Mtok out$0.024per Mtok cachedvolcengine.com · read 2026-08-25
ByteDance apistandard$0.12per Mtok in$0.3per Mtok out$0.024per Mtok cachedvolcengine.com · read 2026-08-25
Nous Research aggregatorstandard$0.25per Mtok in$2per Mtok outinference-api.nousresearch.com · read 2026-09-12
OpenRouter aggregatorstandard$0.25per Mtok in$2per Mtok outopenrouter.ai · read 2026-08-24
Vercel AI Gateway aggregatorstandard$0.25per Mtok in$2per Mtok out$0.05per Mtok cachedai-gateway.vercel.sh · read 2026-08-25

Measured 1 standing

PlaceBoardMetricScore
22ndof 262MMLU-ProOverall (accuracy) (thinking)0.866

About

Seed 1.6 — a text model from ByteDance, sold by 4 companies from $0.12 in and $0.3 out per million tokens, placed 22nd of 262 on MMLU-Pro.

It takes text and images and returns text, with a context window of 256,000 tokens. It was published in June 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 reasoning. Four companies sell it. The cheapest is $0.12 in and $0.3 out per million tokens at ByteDance. Beside the standard rate there is a batch lane. It stands 22nd of 262 on MMLU-Pro.

Every current figure

Maker
ByteDance
Register
model
Takes
text + image
Returns
text
Context
256,000 tokens
Published
June 2025
Knowledge to
October 2024
Licence
not read
Sellers
4
Price
$0.12 in and $0.3 out per million tokens — ByteDance
Boards
1
Best place
22nd of 262 — MMLU-Pro

Known as 5 names

Seed1.6-Thinkingdoubao-seed-1-6-250615doubao-seed-1-6-251015bytedance-seed/seed-1.6bytedance/seed-1.6