ByteDance
Doubao Seed 2.1 Pro
Higher-capability model in the Doubao Seed 2.1 family for agentic coding, long-context analysis, complex instruction following, and productivity workflows. Supports a 256k context window and up to 128k output tokens. Note: privacy and logging guarantees may be limited.
Model facts
- Context window
- 256K tokens
- Maximum output
- 128K tokens
- Cheapest paid input
- $1 per 1M tokens
- Cheapest paid output
- $5 per 1M tokens
- Open weights
- no
- Providers
- 1
Capabilities and modalities
text.
Observed price history
- 2026-08-24: $1 input / $5 output per 1M tokens
API providers
- NanoGPT — model id bytedance/doubao-seed-2.1-pro; $1 input / $5 output per 1M tokens; provider documentation