Multimodal reasoning model for visual analysis, planning, and tool use
Seed 1.6 is a general-purpose model released by the ByteDance Seed team. It incorporates multimodal capabilities and adaptive deep thinking with a 256K context window.
Context
256K
256,000 tokens
Max output
32K
32,000 tokens
Input
$0.25
per 1M tokens
Output
$2.00
per 1M tokens
Providers
4
4 listings
Intelligence
—
Not yet scored
Pricing
USD per 1M tokens · listed by Vercel AI Gateway
| Token type | Standard |
|---|---|
| Input | $0.25 |
| Output | $2.00 |
| Cache read | $0.05 |
Above 128K context: $0.50 in, $4.00 out. Lowest input price across providers: $0.12.
Capabilities
ReasoningYes
On / off
Tool callYes
Structured outputYes
TemperatureYes
AttachmentsYes
Interleaved reasoningYes
Field: reasoning_content
Open weightsNo
ModeratedNo
Input
TextImage
Output
Text
Benchmarks
Published scores and Design Arena Elo
No published benchmark scores for this model yet.
Rankings
Position on each OneAtlas leaderboard
Providers · 4
4 listings
| Provider | Model ID | Context | Input limit | Output | Input $ | Output $ | Reasoning $ | Cache read | Cache write | Audio in | Audio out | Reasoning | Tools | Structured | Temp. | Updated |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 Kilo Gateway | bytedance-seed/seed-1.6 | 262K | — | 33K | $0.25 | $2.00 | — | — | — | — | — | Yes | Yes | Yes | Yes | Oct 15, 2025 |
 Qiniu | doubao-seed-1.6 | 256K | — | 32K | $0.12 | $1.16 | — | — | — | — | — | Yes | Yes | Yes | Yes | Oct 15, 2025 |
 Vercel AI Gateway | bytedance/seed-1.6 | 256K | — | 32K | $0.25 | $2.00 | — | $0.05 | — | — | — | Yes | Yes | Yes | Yes | Oct 15, 2025 |
 Volcengine Ark | doubao-seed-1-6-251015 | 256K | — | 64K | $0.12 | $1.19 | — | $0.02 | — | — | — | Yes | Yes | Yes | Yes | Oct 15, 2025 |