Model index
ByteDance Seed·Seed

Seed2.0

Systematically improved multimodal understanding, foundation reasoning, and production agent performance.

LegacyReasoningCodingAgentMultimodalWeights not released
MODEL NUMBER181
First public date
2026-02-14
Organization
ByteDance Seed
Family
Seed
01

Specifications

Only published specifications are shown.

Input modalities
Text · Image · Video
Output modalities
Text
Open weights
No
Status
Legacy
02

Overview

Release dates

— The Seed2.0 series launched. ↗

03

Specifications alongside predecessor

Compared with Seed1.8 ↗

PreviousSeed1.8— · — ctx
CurrentSeed2.0— · — ctx
04

Architecture & capabilities

Model capabilities

VisionLong contextAgent

Product features

Professional work
05

Release history

General release

The Seed2.0 series launched.

View source
06

Related models

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07

Sources

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