Seed 1.6 Flash

bytedance/seed-1.6-flash

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...

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Context window: 262K
Input: Image · Text · Video
Output: Text
Released: 2025-12-23

Max output: 33K
Weights: Closed
Capabilities: Reasoning, Tool call, Structured, Temperature

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ModelRegistry · Catalog updated 2026-09-29