ByteDance Seed: Seed 1.6 Flash (retires Nov 11)
seed-1-6-flash
Multimodal reasoning model for visual analysis, planning, and tool use
Specification
most-agreed values
Context
262K
Max output
33K
Released
2025-08-28
Knowledge cutoff
—
Retires
—
Open weights
no
Input
text, image, video
Output
text
Price
US dollars per million tokens · most-agreed
Input
$0.075
Output
$0.30
Available from 3 hosts
| Host | In $/M | Out $/M | Cache rd | Cache wr | Context | Output | Retires |
|---|---|---|---|---|---|---|---|
| kilo · bytedance-seed | $0.075 | $0.30 | — | — | 262K | 33K | — |
| openrouter · bytedance-seed | $0.075 | $0.30 | — | — | 262K | 33K | — |
| aimlapi · bytedance-seed | $0.0794 | $0.3174 | — | — | 262K | 33K | — |
Price history
append-only observations · a listing writes a row only when its price moves
| Date | Host | Field | $/M |
|---|---|---|---|
| 2026-10-13 | aimlapi · bytedance-seed | Input | $0.1032 |
| 2026-10-23 | aimlapi · bytedance-seed | Input | $0.0794 |
| 2026-10-13 | aimlapi · bytedance-seed | Output | $0.4126 |
| 2026-10-23 | aimlapi · bytedance-seed | Output | $0.3174 |