BROWSER USE

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- [Browser Harness](https://browser-harness.com)
- [Stealth Browsers](https://browser-use.com/stealth-browsers)
- [Browser Use Box](https://browser-use.com/bux)
- [Web Agents](https://browser-use.com/web-agents)
- [Custom Models](https://browser-use.com/custom-models)
- [Proxies](https://browser-use.com/proxies)

[Pricing](https://browser-use.com/pricing)
[Blog](https://browser-use.com/posts)
[Cloud Docs](https://docs.cloud.browser-use.com)
[Open Source Docs](https://docs.browser-use.com)

[GET STARTED](https://cloud.browser-use.com)
[GITHUB](https://github.com/browser-use/browser-use)

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# Browser Use Model - BU 2.0

**Date:** 2026-01-27
> +12% accuracy. Same speed. No tradeoffs.

---

![BU 2.0 benchmark comparison](https://browser-use.com/images/changelog/bu-2-0-benchmark.png)

BU 2.0 is here.

- **+12% accuracy** over BU 1.0 (74.7% → 83.3%)
- **Similar speed** — ~62s average task duration
- **Matches Claude Opus 4.5** accuracy while being **40% faster**

### Benchmark Results


| Model | Accuracy | Avg Task Duration |
| --- | --- | --- |
| BU 2.0 | 83.3% | 62s |
| BU 1.0 | 74.7% | 58s |
| Claude Opus 4.5 | 82.3% | 104s |
| Gemini 3 Pro | 81.7% | 143s |
| GPT-5.2 | 70.9% | 196s |


### Pricing


| Model | Input | Cached | Output |
| --- | --- | --- | --- |
| bu-1-0 / bu-latest | $0.20/1M | $0.02/1M | $2.00/1M |
| bu-2-0 | $0.60/1M | $0.06/1M | $3.50/1M |


### Quick Start

```python
import asyncio
from browser_use import Agent
from browser_use.llm import ChatBrowserUse

async def main():
    # Use the new bu-2-0 model
    llm = ChatBrowserUse(model="bu-2-0")

    agent = Agent(
        task="Your task here",
        llm=llm
    )

    result = await agent.run()
    return result

asyncio.run(main())
```

Get your API key at [cloud.browser-use.com](https://cloud.browser-use.com/new-api-key).