ByteDance Seed model

UI-TARS 7B

ByteDance: UI-TARS 7B is a ByteDance Seed model listed in the NextModel catalogue for image understanding, multimodal chat workloads. Its listed price is $0.02 / 1M tokens input and $0.038 / 1M tokens output per 1M tokens, with a 128k token context window.

ByteDance SeedPlatform curatedCatalog
StreamingVisionLong context
Input price$0.02 / 1M tokens
Output price$0.038 / 1M tokens
Context length128k tokens
Max output2k tokens

What is UI-TARS 7B in NextModel?

ByteDance: UI-TARS 7B is a ByteDance Seed model listed in the NextModel catalogue for image understanding, multimodal chat workloads. Its listed price is $0.02 / 1M tokens input and $0.038 / 1M tokens output per 1M tokens, with a 128k token context window.

Best use cases

  • image understanding
  • multimodal chat

OpenAI-compatible code example

Keep the OpenAI SDK style, set base_url to NextModel, and use the catalogue model ID bytedance--ui-tars-1.5-7b.

Python
from openai import OpenAI

client = OpenAI(
    api_key="YOUR_API_KEY",
    base_url="https://api.nextmodel.app/v1"
)

resp = client.chat.completions.create(
    model="bytedance/ui-tars-1.5-7b",
    messages=[{"role": "user", "content": "Hello from NextModel"}]
)

print(resp.choices[0].message.content)

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OpenRouterCatalog

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FAQ

ByteDance: UI-TARS 7B API questions