BrowserMaze

AndroidWorld, 2026-11-09. Agent: Lusor, model: DeepSeek V4.1 Flash (low).

GOAL
Open the file task.html in Downloads in the file manager; when prompted open it with Chrome. Then navigate the X to the bottom-right cell, by using the direction buttons.

RESULT
- Mobilerun's grader: pass
- Google's grader: pass
- Lusor time: 51.2 s; Mobilerun published time: 350.5 s (6.8x faster)
- Lusor model cost: $0.0181; Mobilerun estimated cost: ~$1.07
- Lusor tool calls: 20; Mobilerun published actions: 14
- App skills: none read

FINAL REPORT
I opened task.html from Downloads and chose Chrome, then solved the maze puzzle. Using the direction buttons I moved the X from the top-left cell down, right three times, and down into the green bottom-right cell, and the page now shows "Success!".

STEPS (20; seconds into the video)
1. 29.88-29.89 s  get_ui_state  ok  Observe current screen to find file manager / task.html
2. 31.18-33.08 s  launch  ok  Launch Files app and open Downloads
3. 33.98-34.26 s  get_ui_state  ok  Read file list in Downloads
4. 35.32-36.55 s  tap_element  ok  Tap task.html to open; choose Chrome in the chooser
5. 37.82-38.97 s  tap_element  ok  Wait for Chrome to load task.html
6. 39.92-40.60 s  get_ui_state  ok  Handle Chrome first-run screens, then view task page
7. 41.71-42.07 s  tap_element  ok  Complete Chrome first-run and load task.html
8. 43.03-44.09 s  tap_element  ok  Dismiss any remaining Chrome prompts and load task.html
9. 45.03-46.15 s  tap  ok  Dismiss sync prompt to load task.html
10. 47.19-48.18 s  tap_element  ok  Tap task.html again to open with Chrome
11. 48.90-51.28 s  tap_element  ok  Wait for Chrome to load task.html
12. 53.01-54.34 s  screenshot  ok  Inspect task.html page visually in Chrome
13. 59.32-59.90 s  tap_element  ok  Verify X moved down after tapping Down
14. 60.95-62.29 s  screenshot  ok  Check X position after Down
15. 66.27-66.77 s  tap_element  ok  Tap Down to move X from row1 to row2
16. 68.35-68.93 s  tap_element  ok  Tap Right to move to column 1
17. 70.45-70.95 s  tap_element  ok  Tap Right to move to column 2
18. 72.21-72.70 s  tap_element  ok  Tap Right to move to column 3
19. 73.77-74.26 s  tap_element  ok  Tap Down to enter the green bottom-right cell, then verify
20. 77.29-77.29 s  done  ok  done

FILES
- Video: video.mp4 (H.264), video.webm (VP9); poster: poster.webp
- Data: task.json, steps.json