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Doubao Seed 2.0 Pro

Reasoning modelTool useSeed 2.0

Doubao Seed 2.0 Pro

Release date: 2026-02-01Updated: 2026-07-17Views: 1,019
Live demoGitHubHugging FaceCompare
Parameters
No data
Context length
256k
Multilingual
No data
Reasoning ability
No data

Doubao Seed 2.0 Pro is a reasoning model from ByteDance Seed Team, released in 2026-02. It accepts text, image, and video input and returns text output. The recorded context window is 256k. Cataloged capabilities include Reasoning model, Tool use, and Long context. The model weights are proprietary and are not published for download. Use the linked references to confirm current access, licensing, and provider-specific limits.

Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology

Doubao Seed 2.0 Pro

Model basics

Reasoning traces
Supported
Thinking modes
Standard Mode (Default)Thinking Level · Deep
Context length
256k tokens
Max output length
No data
Model type
Reasoning model
Modality (in / out)
Text, Image, Video → Text
Release date
2026-02-01
Model file size
No data
MoE architecture
No
Total params / Active params
No data / Not applicable
Knowledge cutoff
No data
Doubao Seed 2.0 Pro

Open source & experience

Code license
Proprietary
Weights license
Proprietary
GitHub repo
N/A
Hugging Face
N/A
Live demo
Doubao Seed 2.0 Pro

Official resources

Paper
DataLearnerAI blog
N/A
Doubao Seed 2.0 Pro

API details

API speed
No data
💡Default unit: $/1M tokens. If vendors use other units, follow their published pricing.
Standard
TypeConditionInputOutput
Text-¥3.20/ 1M¥16.00/ 1M
Cache PricingPrompt Cache
TypeTTLWriteRead
Text-¥0.640/ 1M

“—” means the modality is not billed in that direction, or the vendor has not published a price for it.

Doubao Seed 2.0 Pro

Benchmark Results

Doubao Seed 2.0 Pro currently shows benchmark results led by MMMU (2 / 28, score 85.40), MMLU Pro (14 / 133, score 87), SWE-bench Verified (32 / 115, score 76.50). This page also consolidates core specs, context limits, and API pricing so you can evaluate the model from benchmark results and deployment constraints together.

Thinking
Tool usage

General Knowledge

1 evaluations
Benchmark / mode
Score
Rank/total
MMLU Pro
Thinking Mode
87
14 / 133

Coding and Software Engineer

3 evaluations
Benchmark / mode
Score
Rank/total
SWE-bench Verified
Thinking ModeTools
76.50
32 / 115
SWE-bench Multilingual
Thinking ModeTools
71.70
18 / 28
SWE-Bench Pro - Public
Thinking ModeTools
46.90
50 / 60

Multimodal Understanding

1 evaluations
Benchmark / mode
Score
Rank/total
MMMU
Thinking Mode
85.40
2 / 28

AI Agent - Tool Usage

1 evaluations
Benchmark / mode
Score
Rank/total
Terminal Bench 2.0
Thinking ModeTools
55.80
29 / 48
Doubao Seed 2.0 Pro

Publisher

ByteDance Seed Team
ByteDance Seed Team
View publisher details
Doubao Seed 2.0 Pro

Model Overview

Doubao Seed 2.0 Pro is a reasoning model from ByteDance Seed Team, released in 2026-02.

It accepts text, image, and video input and produces text output. Its cataloged capabilities include Reasoning model, Tool use, and Long context. The recorded context window is 256k.

The model weights are proprietary and are not published for download. The page records 3 API pricing rules from the listed provider; current provider pricing and conditions should be checked before deployment. The evaluation section contains 6 cataloged benchmark results with their recorded modes and scores. The page links 2 release, model-card, repository, or provider references for checking the underlying claims. Specifications, availability, and prices can change; undisclosed values are intentionally left unstated.

Doubao Seed 2.0 Pro

FAQ

What is Doubao Seed 2.0 Pro?

Doubao Seed 2.0 Pro is a reasoning model from ByteDance Seed Team, released in 2026-02. It accepts text, image, and video input and returns text output. The recorded context window is 256k. Cataloged capabilities include Reasoning model, Tool use, and Long context. The model weights are proprietary and are not published for download. Use the linked references to confirm current access, licensing, and provider-specific limits.

What input and output modalities does Doubao Seed 2.0 Pro support?

The current model record lists text, image, and video as input and text as output.

What are the main recorded specifications for Doubao Seed 2.0 Pro?

The recorded context window is 256k. Fields without a source-backed value remain undisclosed.

Does Doubao Seed 2.0 Pro have API pricing?

The page records 3 API pricing rules from the listed provider; current provider pricing and conditions should be checked before deployment.

Are benchmark results available for Doubao Seed 2.0 Pro?

The evaluation section contains 6 cataloged benchmark results with their recorded modes and scores. Compare only results that use the same benchmark version and evaluation mode.

Is Doubao Seed 2.0 Pro open source?

The model weights are proprietary and are not published for download. Review the linked license text before commercial or derivative use.

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