doubao-seed-2-1-pro · ByteDance
A new generation of large models moving toward production-grade intelligence, comprehensively upgrading coding, agent, and multimodal capabilities with stronger autonomous planning, long-horizon execution, and dynamic recovery abilities to handle real, complex enterprise tasks.
A new generation of large models moving toward production-grade intelligence, comprehensively upgrading coding, agent, and multimodal capabilities with stronger autonomous planning, long-horizon execution, and dynamic recovery abilities to handle real, complex enterprise tasks.
Doubao Seed 2.1 Pro has a 256,000 token context window. It supports up to 256,000 output tokens.
On AIHubMix, Doubao Seed 2.1 Pro costs $0.929 per million input tokens and $4.647 per million output tokens. Cached input reads are billed at $0.186 per million tokens.
Doubao Seed 2.1 Pro accepts text, image, video and document input.
Doubao Seed 2.1 Pro supports thinking, web search, tool calling, function calling and structured outputs. Per-protocol parameter support is listed in the capability table on this page.
Doubao Seed 2.1 Pro is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to doubao-seed-2-1-pro — no other code changes needed.
Doubao Seed 2.1 Pro is developed by ByteDance. AIHubMix aggregates it alongside models from other providers behind one API and one bill.
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Use Doubao Seed 2.1 Pro via the AIHubMix unified API — one interface for every major LLM.