# Grok 4.6 (Cursor, medium reasoning) · attempt 3

Attempt 3 after the continuation at 21:47; 43 s, 3 commands. Operator brake: crossed the mini-cone line toward the median island.

Collection `2026-09-17-cone-course-trial`, group `grok-4.6`, result `F F F`. Video starts 2026-09-17T21:47:09.877+00:00 and runs 57.35 s at 20 fps.

| file | what |
| --- | --- |
| `road.mp4` | narrow road camera, continuous, from 3 s before the model's first tool call to 2 s after its last engagement |
| `wide.mp4` | wide road camera, same window (frame-aligned with road.mp4) |
| `road-annotated.mp4` | road.mp4 with the active tool call, its reason, speed and measured steering burned in |
| `calls.srt` | the tool calls as subtitles, same timing as timeline.json |
| `timeline.json` | `t` in seconds of video: every tool call (arguments, reason, outcome, the frames it saw), 5 Hz telemetry, segment bounds |
| `frames/` | every image `observe` returned to the model, full resolution, named `<video frame>-<camera>-<hash>.jpg` |

Segments (traces/segments/<id>/ in Git: 10 Hz telemetry, every command with the model's reason, thumbnails, chat/):

- `2026-09-17-667691` — 21:47:00→21:48:05 UTC, 43 s, 3 set_motion, peak 1.9 m/s, ended by operator_brake, 8 frames