ByteDance Seed
Proprietary model
•Released November 2025
Doubao Seed Code Intelligence, Performance & Price Analysis
Model summary
IntelligenceUpdated
Speed
Input Price
Output Price
Verbosity
Doubao Seed Code is amongst the leading models in intelligence and well priced when comparing to other models of similar price. The model supports text and image input, outputs text, and has a 256k tokens context window.
Doubao Seed Code scores 26 on the Artificial Analysis Intelligence Index, placing it well above average among comparable models (averaging 8).
Pricing for Doubao Seed Code is $0.00 per 1M input tokens (competitively priced, average: $0.00) and $0.00 per 1M output tokens (competitively priced, average: $0.00).
| Reasoning | Yes This page shows the reasoning version of this model. A non-reasoning variant may also exist. |
|---|---|
| Input modality | Supports: text, image |
| Output modality | Supports: text |
| Context window | 256k ~384 A4 pages of size 12 Arial font |
Metrics are compared against models of the same class:
- Non-reasoning models → compared only with other non-reasoning models
- Reasoning models → compared across both reasoning and non-reasoning
- Open weights models → compared only with other open weights models of the same size class:
- Tiny: ≤4B parameters
- Small: 4B–40B parameters
- Medium: 40B–150B parameters
- Large: >150B parameters
- Proprietary models → compared across proprietary and open weights models of the same price range, using a blended 3:1 input/output price ratio:
- <$0.15 per 1M tokens
- $0.15–$1 per 1M tokens
- >$1 per 1M tokens
Highlights
Speed
IntelligenceUpdated
Artificial Analysis Intelligence Index
Artificial Analysis Intelligence Index by Open Weights / Proprietary
Intelligence Evaluations
Agentic real-world work tasks, (Elo-500)/2000
Agentic tool use
Agentic coding & terminal use
Coding
Reasoning & knowledge
Scientific reasoning
Physics reasoning
Knowledge
1 - hallucination rate
Long context reasoning
Agentic knowledge work, Elo
Instruction following
Long-horizon agentic tasks
Kubernetes incident root-cause analysis
Visual reasoning
Intelligence Index Comparisons
Intelligence vs. Cost per Intelligence Index Task
Price and Cost
Cost per Intelligence Index Task
Cost to Run Artificial Analysis Intelligence Index
Pricing: Cache Hit, Input, and Output
Context Window
Context Window
Frequently Asked Questions
Common questions about Doubao Seed Code
Doubao Seed Code was released on November 11, 2025.
Doubao Seed Code was created by ByteDance Seed.
Doubao Seed Code scores 26 (estimated) on the Artificial Analysis Intelligence Index, placing it well above average among other reasoning models in a similar price tier (median: 8).
Yes, Doubao Seed Code is a reasoning model. It uses extended thinking or chain-of-thought reasoning to work through complex problems before providing an answer.
Doubao Seed Code supports text and image input.
Doubao Seed Code supports text output.
Yes, Doubao Seed Code supports image input and can analyze, describe, and answer questions about images.
Yes, Doubao Seed Code is multimodal. It can process text and image input and generate text output.
Doubao Seed Code has a context window of 260k tokens. This determines how much text and conversation history the model can process in a single request.
No, Doubao Seed Code is proprietary. The model weights are not publicly available.
Doubao Seed Code is a proprietary model and ByteDance Seed has not disclosed the model size or parameter count.
Doubao Seed Code achieves a score of 26 on the Artificial Analysis Intelligence Index. This composite benchmark evaluates models across reasoning, knowledge, mathematics, and coding.
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