Seed 1.6

Seed 1.6

Developer	ByteDance
Release date	October 15, 2025
Family	Seed
Generation	Seed 1.6
Context window	256K tokens
Max output	64K tokens
Input	Text
Output	Text
Weights	Closed
Successor	Seed 1.8
Website	bytedance.com

Part of a series on

Context: 256Ktokens
Released: 1y ago

Specifications

Model

Developer: ByteDance
Family: Seed Seed 1.6
Type: Language model
Released: October 15, 2025
Model ID: bytedance-seed/seed-1-6

Capabilities

Input → output: Text → Text
Max output: 64K tokens

Weights

Openness: Closed

Sources:models.dev

Metadata synced Nov 11, 2026, 2:00 PM UTC

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