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ByteDance

Doubao Seed 2.0 Pro

Frontier

ByteDance•Released on 2026-02-14

ByteDance's flagship foundation model, powering Doubao (China's #1 AI chatbot with 155M weekly users). Achieves frontier-level performance on math (AIME 98.3), coding (Codeforces 3020), and video understanding (VideoMME 89.5). Ranks 6th on LMSYS Text Arena and 3rd on Vision Arena. ~3.7x cheaper than GPT-5.2 on input, ~10x cheaper than Claude Opus 4.5.

85
Overall Score

Core Specs

256K
Context Window
128K
Max Output
✓
Reasoning
✗
Open Source
Multimodal Support
textvisionvideo

Scenario Scores

Coding
#29 / 4482
Writing
#16 / 4384
Translation
#5 / 4390
Data Analysis
#19 / 4483
Conversation
#11 / 4387
Image Gen
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User Feedback Highlights

Based on community feedback. Hover to see original reviews.

+ Strong agentic capabilities (BrowseComp 77.3)+ ~3.7x cheaper than GPT-5.2, ~10x cheaper than Claude− Limited availability outside China (needs Volcengine account)− Near-zero brand recognition internationally− English optimization secondary to Chinese+ 256K context with multimodal input− Hallucination control weaker than Western models+ Industry-leading video understanding (VideoMME 89.5)− Code generation trails Claude Opus 4.5 (SWE-Bench 76.5 vs 80.9)+ Massive user base and production-hardened+ Frontier math reasoning (AIME 98.3, IMO gold)
Sentiment:👍 72%😐 20%👎 8%

Pros & Cons

Pros

  • +Frontier math reasoning (AIME 98.3, IMO gold)
  • +Industry-leading video understanding (VideoMME 89.5)
  • +~3.7x cheaper than GPT-5.2, ~10x cheaper than Claude
  • +Strong agentic capabilities (BrowseComp 77.3)
  • +256K context with multimodal input
  • +Massive user base and production-hardened

Cons

  • −Code generation trails Claude Opus 4.5 (SWE-Bench 76.5 vs 80.9)
  • −Hallucination control weaker than Western models
  • −English optimization secondary to Chinese
  • −Limited availability outside China (needs Volcengine account)
  • −Near-zero brand recognition internationally

Pricing

Input (per 1M tokens)$0.47
Output (per 1M tokens)$2.37
Free trial available
Updated on 2026-03-26

Get Started

1Visit the provider's website
2Create an account
3Start using the model

Compare with Others

Doubao Seed 2.0 Pro vs MiMo-V2-Pro (Hunter Alpha) →Doubao Seed 2.0 Pro vs GPT-5.4 Pro →Doubao Seed 2.0 Pro vs GPT-5.4 →

Benchmarks

userRating8.6%
aime202598.3%
codeforces3020%
gpqaDiamond88.9%
mmluPro87%
sweBenchVerified76.5%
videoMme89.5%
mmmu85.4%