ByteDance Seed: Seed 1.6 Flash

ByteDance Seed: Seed 1.6 Flash

bytedance-seed · Released Dec 23, 2025
32
Our Score

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.

$0.08 / 1M Input Price
$0.30 / 1M Output Price
262,144 tokens Context Window
32,768 tokens Max Output

Capabilities

Tool Use Function Calling Vision

Architecture

ModalityText + Image + Video → Text
TokenizerOther

Model Information

OpenRouter ID bytedance-seed/seed-1.6-flash
Providerbytedance-seed
Release Date December 23, 2025
Context Length262,144 tokens
Max Completion32,768 tokens
Status Active

Pricing

Token Type Cost per 1M tokens Cost per 1K tokens
Input $0.08 $0.000075
Output $0.30 $0.000300

Live Performance

Live endpoint metrics — refreshed every 30 minutes.

100%
Avg Uptime
613ms
Best Latency (TTFT)
69 tok/s
Best Throughput
1/1
Active Endpoints
Available via: Seed