Seed 1.6 Flash

bytedance

Seed 1.6 Flash is an ultra-fast multimodal deep thinking model by ByteDance Seed, supporting both text and visual understanding. It features a 256k context window and can generate outputs of up to 16k tokens.

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Capabilities

Tool Use

Image Input

Extended Thinking

Example Use Cases

Fast multimodal reasoning on a budget

Quick visual understanding

Speed-optimized thinking task

Technical Specifications

Context Window

262,144 tokens

Max Output

32,768 tokens

Cache Miss Cost

$0.075 per 1M tokens

Non-Reasoning Cost

$0.30 per 1M tokens

Web Search Cost

$15 per 1K calls

Code Execution Cost

$0.19 per 1K calls

⚠️ Legacy

Made legacy on

Reason

Untested

Recommended Replacement

Qwen3.5 Plus