{
  "saved_at_utc": "2026-06-18T22:39:02.413490+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "nice!nano v2 board",
      "description": "A compact printed circuit board designed for use in custom-build keyboards, featuring a microcontroller, USB connector, and mounting holes.",
      "material": "FR-4 PCB material with copper traces and solder mask"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The Front view clearly shows the height and layout of the USB connector and other surface-mounted components, which is critical for mechanical integration."
      },
      {
        "type": "Top",
        "reason": "The Top view provides a comprehensive layout of all surface components, including the microcontroller, resistors, capacitors, and mounting holes, essential for assembly and testing."
      },
      {
        "type": "Left",
        "reason": "The Left view reveals the thickness of the board and the profile of the USB connector, ensuring it fits within the designated space."
      },
      {
        "type": "Isometric",
        "reason": "The Isometric view offers a 3D perspective that helps visualize the overall shape, component placement, and spatial relationships, aiding in understanding the design."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          0,
          1
        ],
        "origin": [
          0.0,
          0.0,
          0.0
        ],
        "reason": "The section view reveals the internal layer structure of the PCB, including the thickness of the board and the placement of internal traces, which is important for manufacturing."
      }
    ],
    "detail_views": [
      {
        "reference": "B",
        "base_view": "Top",
        "anchor": [
          -15.0,
          0.0,
          0.0
        ],
        "radius": 5,
        "reason": "The detail view magnifies the USB connector's pin layout, which is critical for ensuring proper electrical connections."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 50.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 26.3,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -20.0,
            0.0,
            0.0
          ],
          "value_approx": 3.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 50.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 26.3,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 1.5,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -10.0,
              0.0,
              0.0
            ],
            "radius_approx": 1.5
          },
          "circle_b": {
            "location_3d": [
              10.0,
              0.0,
              0.0
            ],
            "radius_approx": 1.5
          },
          "value_approx": 20.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Left": [
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 26.3,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 3.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 50.3,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 26.3,
          "placement": "above",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_thickness",
          "dim_type": "DistanceZ",
          "match_strategy": "extreme_vertices_z",
          "value_approx": 4.7,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Section A-A": [
        {
          "type": "wall_thickness",
          "dim_type": "Distance",
          "match_strategy": "nearest_parallel_edges",
          "location_3d": [
            0.0,
            0.0,
            2.3
          ],
          "value_approx": 1.6,
          "placement": "left",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 1.5,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Detail B": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            0.0,
            0.0
          ],
          "value_approx": 1.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -1.0,
              0.0,
              0.0
            ],
            "radius_approx": 1.0
          },
          "circle_b": {
            "location_3d": [
              1.0,
              0.0,
              0.0
            ],
            "radius_approx": 1.0
          },
          "value_approx": 2.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ]
    }
  }
}