ByteDance Seed·Seed

Seed2.0

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

LegacyReasoningCodingAgentMultimodalWeights not released

MODEL NUMBER117

Specifications

Only published specifications are shown.

Input modalities

Text · Image · Video

Output modalities

Text

Open weights

Status

Legacy

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

Compared with Seed1.8 ↗

PreviousSeed1.8— · — ctx

CurrentSeed2.0— · — ctx

New capabilities Professional work Vision Long context Agent

Professional workVisionLong contextAgent

2026-02-14General release

The Seed2.0 series launched.

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