{
  "saved_at_utc": "2026-07-04T15:16:47.779218+00:00",
  "stage": "stage_2_view_selection",
  "provider": "openrouter",
  "model": "qwen/qwen3-vl-30b-a3b-instruct",
  "llm_data": {
    "assembly_info": {
      "title": "M5 Galvanized Wood Insert Nut Assembly",
      "description": "This assembly consists of a vertical structural frame with multiple rows of pre-drilled holes for inserting M5 galvanized wood nuts, designed for modular construction or mounting applications.",
      "material": "Galvanized Steel"
    },
    "selected_views": [
      {
        "type": "Front",
        "reason": "The front view clearly shows the arrangement of the holes in a grid pattern, the vertical alignment, and the overall height of the assembly, which are critical for understanding the part's function and installation."
      },
      {
        "type": "Top",
        "reason": "The top view provides the overall width and depth of the assembly, showing the horizontal spacing of the holes and the frame's footprint, which is essential for planning the layout."
      },
      {
        "type": "Isometric",
        "reason": "The isometric view offers a 3D perspective that helps visualize the entire assembly's geometry, including the depth and the arrangement of the holes, aiding in comprehension of the spatial relationships."
      }
    ],
    "section_views": [
      {
        "symbol": "A",
        "normal": [
          0,
          1,
          0
        ],
        "origin": [
          0.0,
          0.0,
          0.0
        ],
        "reason": "A section cut along the Y-axis reveals the internal structure, including the wall thickness and the depth of the holes, which are not visible in the orthographic views."
      }
    ],
    "detail_views": [
      {
        "reference": "B",
        "base_view": "Front",
        "anchor": [
          -7.5,
          25.0,
          -673.0
        ],
        "radius": 10,
        "reason": "This detail view magnifies a single hole, showing the precise diameter and the surrounding flange, which is critical for manufacturing and ensuring proper fit."
      }
    ],
    "dimensions": {
      "Front": [
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 1684.1,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -7.5,
            25.0,
            -673.0
          ],
          "value_approx": 6.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            7.5,
            25.0,
            -677.0
          ],
          "value_approx": 6.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        },
        {
          "type": "center_distance",
          "dim_type": "Distance",
          "match_strategy": "between_circles",
          "circle_a": {
            "location_3d": [
              -7.5,
              25.0,
              -673.0
            ],
            "radius_approx": 3.4
          },
          "circle_b": {
            "location_3d": [
              7.5,
              25.0,
              -677.0
            ],
            "radius_approx": 3.4
          },
          "value_approx": 15.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Top": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 360.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 76.5,
          "placement": "right",
          "offset_index": 1,
          "tolerance": null
        }
      ],
      "Isometric": [
        {
          "type": "overall_width",
          "dim_type": "DistanceX",
          "match_strategy": "extreme_vertices_x",
          "value_approx": 360.0,
          "placement": "below",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "overall_height",
          "dim_type": "DistanceY",
          "match_strategy": "extreme_vertices_y",
          "value_approx": 1684.1,
          "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,
            25.0,
            0.0
          ],
          "value_approx": 1.4,
          "placement": "leader",
          "offset_index": 1,
          "tolerance": null
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            0.0,
            25.0,
            -673.0
          ],
          "value_approx": 6.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        }
      ],
      "Detail B": [
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -7.5,
            25.0,
            -673.0
          ],
          "value_approx": 6.8,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 1
        },
        {
          "type": "diameter",
          "dim_type": "Diameter",
          "match_strategy": "nearest_circle",
          "location_3d": [
            -7.5,
            25.0,
            -673.0
          ],
          "value_approx": 4.0,
          "tolerance": "H7",
          "placement": "leader",
          "offset_index": 2
        }
      ]
    }
  }
}