Seed 2.1 Pro

Name: Seed 2.1 Pro
Price: 0.8906 USD
Author: ByteDance Seed

ByteDance Seed·China·Released 2026-06-23

ClosedGeneral LLMReasoningTool useVision

250Kcontext

$0.891 / $4.45per 1M tokens (in / out)

—parameters

1stories in our feed

Specs

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Context window250K

Max output250K

Parameters—

Knowledge cutoff—

LicenceProprietary

Commercial useAPI only

InputText · Image · Video

OutputText

Familyseed

USD per 1M tokens

Input$0.891

Output$4.45

Cached input$0.178

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2026-10-17