Doubao Seed 2.0 Pro
ByteDance flagship. Frontier benchmarks: AIME 2025 98.3%, GPQA Diamond 88.9%, Codeforces 3020 Elo. International access via third-party gateways (CometAPI, EvoLink). 200M+ Doubao users in China.
Data updated 2026-03-30
reasoning OpenAI-compatible Vision Function calling 512K context Released 2026-02
Pricing
| Type | USD / 1M tokens |
|---|---|
| Input | $0.47 |
| Output | $2.37 |
vs Western Models
Doubao Seed 2.0 Pro vs GPT-5.2 ($1.75/$14)
73% cheaper input 83% cheaper output
Doubao Seed 2.0 Pro vs Claude Sonnet 4.6 ($3/$15)
84% cheaper input 84% cheaper output
Doubao Seed 2.0 Pro vs Gemini 2.5 Pro ($1.25/$10)
62% cheaper input 76% cheaper output
Benchmarks
| Benchmark | Score |
|---|---|
| MATH | 98.3% |
| SWE-bench | 76.5% |
Strengths
- + frontier-level reasoning
- + math (AIME 98.3%)
- + coding (Codeforces 3020)
- + 512K context
- + multimodal
Watch Out For
- ! international access very difficult
- ! Volcano Engine requires Chinese phone
- ! content censorship
International Access
Direct access: No / Limited
Registration: Volcano Engine account, Chinese phone + identity verification
Payment: Alipay, bank transfer
Frequently Asked Questions
How much does Doubao Seed 2.0 Pro cost?
Doubao Seed 2.0 Pro costs $0.47 per million input tokens and $2.37 per million output tokens (USD).
Can I use Doubao Seed 2.0 Pro from outside China?
Direct access is limited. International developers can use third-party gateways like OpenRouter to access Doubao Seed 2.0 Pro.
Is Doubao Seed 2.0 Pro compatible with the OpenAI API?
Yes. Doubao Seed 2.0 Pro uses an OpenAI-compatible API. You can use any OpenAI SDK by changing the base URL to ark.cn-beijing.volces.com.
What is the context window of Doubao Seed 2.0 Pro?
Doubao Seed 2.0 Pro supports a 512K token context window (512,000 tokens).
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