ByteDanceSeed 2.0 Pro
ByteDance's Seed 2.0 pro is a chat model capable of handling a wide range of tasks, including streaming, web search, and code execution. It is genuinely best at handling complex, extended thinking tasks and generating structured output.
Input
Output
Context
256K
Max Output
128K
Parameters
-
Technical Specifications
Input Modalities
Output Modalities
Capabilities
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Frequently asked questions about Seed 2.0 Pro
Answered from the entry's own fields: context, license, modalities, evidence, serving and the memory to self-host.
Seed 2.0 Pro advertises a context window of 256,000 tokens, with a maximum output of 128,000 tokens in a single response. The figure is the creator's published maximum; a given provider may serve less, and the gateway routes on what each provider actually serves.
No. Seed 2.0 Pro is a proprietary model (license: Proprietary): its weights are not distributed, and it runs only through ByteDance's own API or a provider licensed to serve it.
Seed 2.0 Pro accepts Text, Image, Audio and Video and produces Text. The capabilities card on this page lists which API features each deployment honours, such as function calling and structured output, with the source each was checked against.
No published benchmark result for Seed 2.0 Pro is in the catalog yet, so the model is shown as unmeasured. It is not ranked or estimated; the router treats it as unknown for every task until a suite measures it.
Yes. Seed 2.0 Pro is served on the managed pool through the OpenAI-compatible endpoint as bytedance-seed-2-0-pro, pinned by name or chosen by routing when it is the best fit for a request. The Try in Playground button opens it directly.
Seed 2.0 Pro cannot be self-hosted: its weights are not distributed. It is used through an API, either ByteDance's own or the Inferbase gateway where it is served.
Fields collected from public registries, provider APIs and benchmark publishers, each tagged with its source.
Last updated: Nov 6, 2026
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