Doubao-Seed 1.6 Thinking

by ByteDance SeedChat

Multimodal reasoning model for visual analysis, planning, and tool use

Context: 256K tokens
Max output: 32,000 tokens
Parameters: 230B total, 23B active
Released: 2025-08-15
Weights: Closed

Feed

bytedance-seed/seed-1-6-thinking · also seen as doubao-seed-1.6-thinking

Specifications

Full facts as recorded, incl. what is unknown.

Released: 2025-08-15
Weights: Closed
Input: Image, Text, Video
Output: Text
Context window: 256,000 max across endpoints
Max output: 32,000
Providers: 0 + 1 gateway, not counted as providers
Epoch Capabilities Index: not evaluated
Direct price range: no comparable direct price

More details

Last updated: 2025-08-15
Knowledge cutoff
Parameters: 230B total, 23B active
Developer country: China

Capabilities

Across all endpoints: supported if any endpoint supports it.

Tool calling
Parallel toolsunknown
Structured output
Reasoning
Image input
PDF input
Audio input
Audio outputunknown
Video input
Prompt cachingunknown
Web searchunknown
Computer useunknown
System messagesunknown
Assistant prefillunknown
Temperature
Streamingunknown
Attachments

Endpoints

One row per provider and variant; gateways are listed separately.

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Cost calculator

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Heads up: prices are indicative list rates scraped from provider pricing pages; verify with the provider before relying on them. Report incorrect data for this model