All Models

Seed 2.1 Turbo

seed Reasoning Tool Calling Attachments Structured Output

Seed 2.1 Turbo is a multimodal model from ByteDance Seed for coding and long-horizon agent workflows. It is suited for end-to-end software delivery, multi-step task execution, and understanding visual and...

Providers 5
Released Jun 23, 2026
Input Modalities text, image, video
Output Modalities text
Tarsk Use coding

Available Providers (5)

Provider Model ID Input Cost Output Cost Context Max Output Docs
Ofox volcengine/doubao-seed-2.1-turbo $0.35/MTok $1.77/MTok 256K 256K
OpenRouter bytedance-seed/seed-2-1-turbo $0.50/MTok $2.50/MTok 262.1K 262.1K
Kilo Gateway bytedance-seed/seed-2-1-turbo $0.50/MTok $2.50/MTok 262.1K 262.1K
Venice AI seed-2-1-turbo $0.63/MTok $3.13/MTok 256K 65.5K
EmpirioLabs AI seed-2-1-turbo $0.63/MTok $3.13/MTok 256K 65.5K

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output