Ui Tars 1.5 7b API Pricing & Quick Start
UI-TARS-1.5 is a multimodal vision-language agent optimized for GUI-based environments, including desktop interfaces, web browsers, mobile systems, and games. Built by ByteDance, it builds upon the UI-TARS framework with reinforcement...
Pricing
💱 USD/NTD = 31.60 · before tax · updated 09/11/2026
Technical specifications
Quick Start
Use Ui Tars 1.5 7b via BazaarLink API — just change the base_url:
from openai import OpenAI
client = OpenAI(
base_url="https://api.bazaarlink.ai/v1",
api_key="sk-bl-YOUR_API_KEY",
)
response = client.chat.completions.create(
model="bytedance/ui-tars-1.5-7b",
messages=[{"role": "user", "content": "Hello!"}],
)
print(response.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.bazaarlink.ai/v1",
apiKey: "sk-bl-YOUR_API_KEY",
});
const response = await client.chat.completions.create({
model: "bytedance/ui-tars-1.5-7b",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(response.choices[0].message.content);Why use Ui Tars 1.5 7b via BazaarLink?
- ✓USD billing (TWD-quoted) + unified invoices — no foreign credit card needed for Taiwan teams
- ✓OpenAI-compatible API — zero code changes required
- ✓Automatic failover — multi-provider redundancy for the same model
- ✓Chinese-language support — local team, instant help
Frequently Asked Questions
What is Ui Tars 1.5 7b?
UI-TARS-1.5 is a multimodal vision-language agent optimized for GUI-based environments, including desktop interfaces, web browsers, mobile systems, and games. Built by ByteDance, it builds upon the UI-TARS framework with reinforcement...
How much does the Ui Tars 1.5 7b API cost?
Ui Tars 1.5 7b costs $0.10 per 1M input tokens and $0.20 per 1M output tokens when accessed through BazaarLink.
How do I use Ui Tars 1.5 7b with the OpenAI SDK?
Set base_url to "https://api.bazaarlink.ai/v1" and use model ID "bytedance/ui-tars-1.5-7b". All OpenAI SDK methods (chat.completions, embeddings, streaming) work without code changes.
What is the context window for Ui Tars 1.5 7b?
Ui Tars 1.5 7b supports a context window of 128,000 tokens.
Is Ui Tars 1.5 7b available for free?
Ui Tars 1.5 7b is a paid model. BazaarLink offers free trial credits on registration so you can test it without a credit card.
Relay integrity checks
No integrity-check data is available for this model yet.
BazaarLink Probe verifies endpoints that claim to serve this model and flags behavior that differs from the reference baseline.
View the full integrity report →Related models and links
More from this provider: ByteDance