ByteDance Seed: Seed 1.6

Reasoning Tool Calling Attachments

Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.

Providers 1

Released Sep 1, 2025

Input Modalities image, text, video

Output Modalities text

Tarsk Use coding

Available Providers (1)

Provider	Model ID	Input Cost	Output Cost	Context	Max Output	Docs
Kilo Gateway	`bytedance-seed/seed-1.6`	$0.25/MTok	$2.00/MTok	262.1K	32.8K

Capabilities

Reasoning

Tool Calling

Attachments

Open Weights

Structured Output