Browser Harness： LLM

1# ，
2button = driver.find_element(By.CSS_SELECTOR, "#submit-btn")
3button.click()

1# LLM ，
2#  id ，
3result = harness.execute("")
4# ，LLM 

 1#  LLM ，
 2harness.execute("，，")
 3
 4# LLM ：
 5# 1. 
 6# 2.  "wireless headphones"
 7# 3. 
 8# 4.  "Customer Reviews"
 9# 5. 
10# 6.  "Add to Cart"

 1from browser_harness import Harness
 2
 3harness = Harness(model="gpt-4o")
 4
 5# 
 6task = """
 7，
 8：
 9- 
10-  1000 
11- 
12- 
13"""
14
15result = harness.execute(task)
16# LLM ：
17# 1. /
18# 2. 
19# 3.  → 
20# 4. 
21# 5. 
22# 6. 
23# 7. /
24# 8. 
25# 9. 
26# 10. 

 1# 
 2screenshot = harness.screenshot()
 3analysis = harness.llm.analyze_image(screenshot, 
 4    "？")
 5
 6# LLM ：
 7# "：
 8#  - （type=text）
 9#  - （type=password）
10#  - 
11#  - "

 1Browser Harness
 2├── LLM Core (GPT-4o / Claude / Local LLM)
 3├── Browser Controller (Playwright / Selenium)
 4├── Self-Healing Engine
 5│   ├── Error Detection
 6│   ├── Screenshot Analysis
 7│   ├── Strategy Regeneration
 8│   └── Retry Logic
 9├── Task Planner
10│   ├── Goal Decomposition
11│   ├── Step Sequencing
12│   └── Dependency Resolution
13└── Safety Guardrails
14    ├── URL Whitelist
15    ├── Action Limits
16    └── Human-in-the-Loop

1pip install browser-harness
2
3# 
4playwright install

 1from browser_harness import Harness
 2
 3# 
 4harness = Harness(
 5    model="gpt-4o",  #  "claude-3-5-sonnet"
 6    browser="chromium",
 7    headless=False   # 
 8)
 9
10# 
11result = harness.execute(" Google  'Python tutorial'")
12
13# 
14task = """
151.  github.com
162.  'browser-use/browser-harness'
173.  Star 
184.  star 
19"""
20result = harness.execute(task)
21print(result)  # " Stars: 11251"

 1from browser_harness import Harness, Config
 2
 3config = Config(
 4    max_retries=3,           # 
 5    retry_delay=2,           # （）
 6    screenshot_on_error=True, # 
 7    human_in_the_loop=True,   # 
 8    url_whitelist=[           # URL 
 9        "*.github.com",
10        "*.google.com"
11    ]
12)
13
14harness = Harness(model="gpt-4o", config=config)

 1#  LLM 
 2test_cases = [
 3    "，",
 4    "，",
 5    "，"
 6]
 7
 8for test in test_cases:
 9    result = harness.execute(test)
10    assert result.success, f": {test}"

 1# ，
 2data = harness.execute("""
 3 example.com/products，
 4：
 5- 
 6- 
 7- 
 8- 
 9 JSON
10""")

1# 
2harness.execute("""
31. 
42. 
53.  PDF
64. 
75. 
8""")

1# 
2harness.execute("""
3 amazon.com，，
4 10 ，
5
6""")