Design-intent edits of existing models
Change parameters, features and references without breaking downstream geometry.
20 project-authored proposals · taxonomy v1.1 · 0 new benchmark runs. Verifiers and partial-credit rules below are designs, not executed results.
- Typical applications
- SolidWorks · Onshape · Fusion · Inventor
- Class GUI-need label
G2· GUI-essential
Digital-employee context
Project class assignments, not demonstrated employee capability or imported benchmark coverage. Acceptance criteria and value metrics are proposals; no ROI has been measured.
Related roles
- Engineering and technical design · Concrete engineering artifacts include constrained parts, valid edits/assemblies, drawings, measurements, FEA results and simulated toolpaths.
Task proposals · 20
Expand to inspect the complete original wording and proposed checks. Original proposal text remains English in both interfaces.
R07.01.01.02-T01 SolidWorks: change shell thickness 2.0 to 2.5 mm without breaking holes
Original instruction
Open input/housing.SLDPRT. Change the Shell1 thickness from 2.0 to 2.5 mm. All downstream features must rebuild without errors or warnings and the four mounting-hole centres must not move. Save as output/housing_rev.SLDPRT.
- Platforms
win· Windows- Applications
- SolidWorks
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 2 / 5
Proposed verifier
Grader (SolidWorks API read-only) checks Shell1 thickness 2.5, zero rebuild errors/warnings, hole axis coordinates identical to original ±0.001, volume delta equals reference. Macros disabled; feature IDs must persist (no deleted/re-created shell).
Proposed partial credit
40% thickness changed on original feature; 30% clean rebuild; 30% hole centres unchanged.
R07.01.01.02-T02 Onshape: suppress a fillet only in the Lite configuration and add a mirrored hole
Original instruction
In Onshape document 'Cover', suppress 'Fillet 3' only in configuration 'Lite' (keep it in 'Pro'), and add a fourth mounting hole mirrored about the Right plane from 'Hole 3' that exists in both configurations. Do not modify other features.
- Platforms
web· Any OS (web)- Applications
- Onshape
- Interfaces
brow· Browser- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
G2· GUI-essential- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 3 / 5
Proposed verifier
REST: Fillet 3 suppression state configured (Lite=suppressed, Pro=active); new Mirror feature referencing Hole 3 about Right plane; per-config volumes match reference; other features unchanged (microversion diff). The agent is issued no Onshape API keys or OAuth app, so edits can only come from the browser session (checked in document history).
Proposed partial credit
40% configured suppression; 40% mirrored hole; 20% no other changes.
R07.01.01.02-T03 FreeCAD: repair a pocket broken by topological renaming
Original instruction
input/bracket.FCStd recomputes with an error: Pocket001's sketch lost its support face after an upstream Pad was edited. Re-attach the sketch to the correct new top face (and its constraints to the right edges) so the pocket is back in its intended place per input/bracket.pdf; zero recompute errors.
- Platforms
win· Windowsmac· macOSlin· Linux- Applications
- FreeCAD
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clickvis· Visual judgmentgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 3 / 5
Proposed verifier
Headless recompute: no invalid features; Pocket001 sketch support references the face at z=max; pocket position ±0.01 mm vs reference; feature tree order and count unchanged. Python console disabled.
Proposed partial credit
40% recompute clean; 40% pocket in intended location; 20% tree unchanged.
R07.01.01.02-T04 SolidWorks: convert eight M4 tapped holes to M5 clearance with Hole Wizard
Original instruction
In input/plate.SLDPRT, the eight M4 tapped holes were made as cut-extrudes. Replace them with Hole Wizard ISO M5 normal-fit clearance holes at the same centres, delete the old cuts, and keep downstream fillets and the pattern feature working.
- Platforms
win· Windows- Applications
- SolidWorks
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & formsgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 3 / 5
Proposed verifier
API: 8 hole instances from a Hole Wizard feature (ISO, M5, normal) at original centres ±0.001; no cut-extrude features remaining for holes; zero rebuild errors; downstream LPattern intact. SolidWorks macros are disabled for the agent and no scripting host on its VM can reach the COM API, so edits must be made interactively.
Proposed partial credit
40% Hole Wizard type/size; 30% centres preserved; 30% clean rebuild of downstream features.
R07.01.01.02-T05 Fusion: reorder the timeline so the shell succeeds
Original instruction
input/case.f3d fails at Shell1 because Fillet4 (R6) precedes it. Reorder/edit the timeline so the R6 fillet is applied after the shell and the shell succeeds at 2 mm, then reproduce the outer geometry of input/case_target.step within 0.05 mm.
- Platforms
win· Windowsmac· macOS- Applications
- Fusion
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
drag· Drag & dropclick· Point & clickvis· Visual judgment- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 4 / 5
Proposed verifier
Exported .f3d timeline: Shell before Fillet4, no errors; STEP outer-skin deviation vs target ≤ 0.05 mm; wall 2.0 ±0.02 at probes. API scripts disabled.
Proposed partial credit
40% timeline reorder with no errors; 40% geometry match; 20% wall thickness.
R07.01.01.02-T06 Inventor: re-dimension holes to edges before widening a plate
Original instruction
In input/cover.ipt the four holes are dimensioned from the plate centre. Re-dimension them to 10 mm from the nearest edges, then change parameter Width from 80 to 95 mm so the holes follow the edges. Save output/cover_rev.ipt.
- Platforms
win· Windows- Applications
- Inventor
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & formsgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 4 / 5
Proposed verifier
Grader (Inventor API read-only): Width=95; each hole centre 10.00 ±0.01 from its nearest edges; sketch fully constrained; testing Width=110 in grader's copy keeps holes 10 mm from edges. iLogic, the VBA editor and external Inventor API access are disabled for the agent, so the dimensions and Width parameter must be changed in the sketch and Parameters dialog.
Proposed partial credit
40% holes edge-referenced; 30% width updated; 30% intent holds at hidden width.
R07.01.01.02-T07 Onshape: drive wall thickness from a Variable Studio variable
Original instruction
In Onshape document 'Tray', create a Variable Studio with #wall = 2.4 mm and link the Shell, the two Rib thicknesses and the lip offset (currently hard-coded 2.0) to it. Then set #wall to 2.4 and verify everything rebuilds.
- Platforms
web· Any OS (web)- Applications
- Onshape
- Interfaces
brow· Browser- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
G2· GUI-essential- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 3 / 5
Proposed verifier
REST feature parameters reference #wall in the four places; changing #wall to 3.0 in grader's branch updates all; current volume equals reference at 2.4; no errors. The agent is issued no Onshape API keys or OAuth app, so edits can only come from the browser session (checked in document history).
Proposed partial credit
25% Variable Studio created; 50% four links; 25% rebuild/volume correct.
R07.01.01.02-T08 SolidWorks: add three configurations via an in-part design table
Original instruction
In input/bushing.SLDPRT, insert an Excel design table that creates configurations BU-10, BU-12, BU-16 driving bore (10/12/16), OD (16/18/24) and length (12/15/20), all within SolidWorks' embedded Excel. Each configuration must rebuild.
- Platforms
win· Windows- Applications
- SolidWorks · Excel
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro appmultiapp· Multi-app- Proposed difficulty
- 3 / 5
Proposed verifier
API: design table present; 3 configurations with exact names; per-config dimensions and volumes match; no rebuild errors in any configuration. SolidWorks and Excel macros are disabled for the agent and no scripting host on its VM can reach their COM APIs, so the table must be built interactively.
Proposed partial credit
30% design table inserted; 40% values per config; 30% clean rebuild.
R07.01.01.02-T09 FreeCAD: change a polar pattern from 6 to 8 holes on a larger PCD
Original instruction
In input/flange.FCStd, change the bolt pattern from 6 to 8 holes and the PCD from 95 to 100 mm by editing the existing sketch constraint and PolarPattern; do not delete or recreate features.
- Platforms
win· Windowsmac· macOSlin· Linux- Applications
- FreeCAD
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 2 / 5
Proposed verifier
Feature names/internal IDs unchanged; PolarPattern occurrences 8; hole centres on Ø100 ±0.01; recompute clean. FreeCAD's Python console and Macro menu are disabled in the agent's build and FreeCADCmd is absent, so edits can only be made in the GUI.
Proposed partial credit
40% occurrences 8; 40% PCD 100; 20% features preserved.
R07.01.01.02-T10 Fusion: sheet-metal rule thickness change with flat pattern update
Original instruction
In input/chassis.f3d (sheet metal, rule 'Steel 1.5'), switch to a new rule 'Steel 2.0' (2.0 mm, bend radius 2.0, K 0.44), keep the outer dimensions unchanged, and export the updated flat pattern to output/chassis_flat.dxf.
- Platforms
win· Windowsmac· macOS- Applications
- Fusion
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
G2· GUI-essential- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 3 / 5
Proposed verifier
Exported f3d: body uses rule Steel 2.0 with listed values; outer bbox unchanged ±0.05; DXF flat outline Hausdorff < 0.1 mm vs reference. Fusion's Scripts and Add-Ins dialog and Text Commands window are disabled in the agent's install, so edits can only be made interactively.
Proposed partial credit
30% new rule applied; 30% outer dims kept; 40% flat pattern.
R07.01.01.02-T11 SolidWorks: fix nine dangling references after a sketch deletion
Original instruction
input/manifold.SLDPRT has 9 features with dangling references after Sketch4 was deleted. Repair each (edit sketch relations, reselect faces/edges, or replace references) so the model matches input/manifold_target.step and rebuilds without errors. Do not suppress features.
- Platforms
win· Windows- Applications
- SolidWorks
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clickvis· Visual judgmentgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro applong· Long-horizon- Proposed difficulty
- 5 / 5
Proposed verifier
API: zero rebuild errors/warnings, no suppressed features, feature count unchanged; IoU with target ≥ 0.995 and all port axes ±0.01 mm. SolidWorks macros are disabled for the agent and no scripting host on its VM can reach the COM API, so edits must be made interactively.
Proposed partial credit
54% nine features repaired (6 each); 30% geometry matches target; 16% no suppression and clean rebuild.
R07.01.01.02-T12 Onshape: branch, edit and merge without losing a colleague's change
Original instruction
In Onshape document 'Rail', create branch 'slot-update' from version V3, lengthen the two slots from 30 to 40 mm there, then merge into main, which meanwhile gained a chamfer from a colleague (seeded). Both changes must be present in main.
- Platforms
web· Any OS (web)- Applications
- Onshape
- Interfaces
brow· Browser- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
G2· GUI-essential- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 4 / 5
Proposed verifier
REST: branch exists from V3; main's latest microversion has slot length 40 and the seeded chamfer feature; merge history shows a merge from slot-update; no errors. The agent is issued no Onshape API keys or OAuth app, so edits can only come from the browser session (checked in document history).
Proposed partial credit
25% branch from V3; 35% slot edit; 40% merged with chamfer preserved.
R07.01.01.02-T13 NX: synchronous edits on an imported dumb STEP
Original instruction
Import input/legacy_block.step into NX (no history). Using Synchronous Modeling, move the boss 5 mm in +X, resize the Ø8 hole to Ø10, delete the four R2 fillets on the top face, and make the two side faces parallel. Export output/block_rev.step.
- Platforms
win· Windows- Applications
- Siemens NX
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clickgeom· Precise geometryvis· Visual judgment- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 4 / 5
Proposed verifier
STEP vs reference: boss position ±0.01, hole Ø10 ±0.01, top-face fillets absent, side-face parallelism < 0.01°; remaining geometry unchanged (Hausdorff on untouched faces < 0.005). NX Open journals/journal playback are disabled for the agent and no other CAD kernel (FreeCAD, OpenCASCADE) is on the VM, so edits must be made with Synchronous Modeling in NX.
Proposed partial credit
25% boss moved; 25% hole Ø10; 25% top fillets removed; 25% side faces parallel.
R07.01.01.02-T14 SolidWorks: lighten a bracket 30% by editing existing features only
Original instruction
input/arm.SLDPRT weighs 412 g in 6061. Reduce mass to ≤ 288 g by editing dimensions of the existing pockets, ribs and lightening holes only (no new features), keeping every wall ≥ 2.0 mm (Thickness Analysis) and the four bore positions unchanged.
- Platforms
win· Windows- Applications
- SolidWorks
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & formsvis· Visual judgment- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 5 / 5
Proposed verifier
API: mass ≤ 288 g; feature count/types unchanged; grader thickness sampling min ≥ 2.0 mm; bore axes unchanged ±0.001. Partial credit for mass reduction fraction. SolidWorks macros are disabled for the agent and no scripting host on its VM can reach the COM API, so edits must be made interactively.
Proposed partial credit
50% mass target (scaled); 30% min wall ≥ 2 mm; 20% no new features and bores fixed.
R07.01.01.02-T15 FreeCAD: bind dimensions to a spreadsheet and apply a new size set
Original instruction
In input/box.FCStd, bind the Pad length, width, height and the fillet radius to cells of a new Spreadsheet 'Params' (aliases L, W, H, R) via expressions, then set L=140, W=90, H=35, R=4.
- Platforms
win· Windowsmac· macOSlin· Linux- Applications
- FreeCAD · Spreadsheet workbench
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 3 / 5
Proposed verifier
FCStd: four expressions reference Params aliases; geometry bbox 140×90×35, fillet R4; grader changes cells to a hidden set and recompute matches. FreeCAD's Python console and Macro menu are disabled in the agent's build and FreeCADCmd is absent, so edits can only be made in the GUI.
Proposed partial credit
40% four bindings; 30% current values; 30% hidden-set recompute.
R07.01.01.02-T16 Onshape: replace a lost sketch plane reference after face deletion
Original instruction
In Onshape 'Bracket-B', a colleague deleted the face that Sketch 7 sat on, so 'Extrude 5' and 'Hole 2' fail. Re-define Sketch 7 on the new equivalent face and repair constraints so both features rebuild at their intended positions per the PDF in the document.
- Platforms
web· Any OS (web)- Applications
- Onshape
- Interfaces
brow· Browser- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
G2· GUI-essential- Interaction primitives
click· Point & clickvis· Visual judgmentgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
- None declared
- Proposed difficulty
- 3 / 5
Proposed verifier
REST: no failed features; Sketch 7 plane reference = target face; Extrude 5 and Hole 2 geometry within 0.01 mm of reference. The agent is issued no Onshape API keys or OAuth app, so edits can only come from the browser session (checked in document history).
Proposed partial credit
40% sketch re-planed; 30% Extrude 5; 30% Hole 2.
R07.01.01.02-T17 SolidWorks: equation-driven hole count that scales with length
Original instruction
In input/rail.SLDPRT, make the hole pattern count = int(L/40)+1 where L is the rail length dimension, with equal spacing and 20 mm end margins, using Equations. Set L=320 and save.
- Platforms
win· Windows- Applications
- SolidWorks
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & forms- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 4 / 5
Proposed verifier
API: equation present linking pattern instance count to L; at L=320 count 9; grader sets L=200 and 455 in a copy: counts 6 and 12, spacing equal, margins 20 ±0.01. SolidWorks macros are disabled for the agent and no scripting host on its VM can reach the COM API, so edits must be made interactively.
Proposed partial credit
40% equation for count; 30% spacing/margin intent; 30% hidden-length checks.
R07.01.01.02-T18 Inventor: update a derived part after a layout change
Original instruction
input/layout.ipt drives parts via Derive. Move the motor-mount sketch point in layout.ipt 12 mm along X as marked in input/eco_17.pdf, update all derived parts in input/asm/ and fix the one derived part whose hole feature fails after the update.
- Platforms
win· Windows- Applications
- Inventor
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clickgeom· Precise geometryvis· Visual judgment- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro appmultiapp· Multi-app- Proposed difficulty
- 4 / 5
Proposed verifier
Inventor API: layout point moved 12.000; all derived parts up to date with no feature errors; failing part's hole re-referenced at intended position ±0.01. VBA and iLogic are disabled in the agent's Inventor and no scripting host (PowerShell/Python) can reach its COM API, so edits must be made interactively.
Proposed partial credit
30% layout updated; 30% derived parts updated; 40% failing feature repaired.
R07.01.01.02-T19 Fusion: convert a half-modelled part into a mirror-driven symmetric body
Original instruction
input/clip.f3d models both halves separately, so edits drift. Rebuild it so the right half is a Mirror of the left half about the YZ plane, preserving current geometry (left half is master), then change the left tab width 8→10 mm and confirm both sides update.
- Platforms
win· Windowsmac· macOS- Applications
- Fusion
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clickgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro app- Proposed difficulty
- 3 / 5
Proposed verifier
f3d timeline: Mirror feature on YZ referencing the left-half body/features; final STEP symmetric (Hausdorff between mirrored halves < 0.005) with both tabs 10 mm; overall geometry otherwise matches reference. Fusion's Scripts and Add-Ins dialog and Text Commands window are disabled in the agent's install, so edits can only be made interactively.
Proposed partial credit
40% mirror structure; 30% symmetric result; 30% tab change propagated.
R07.01.01.02-T20 SolidWorks: apply a seven-item engineering change order
Original instruction
Apply ECO-0423 (input/ECO-0423.pdf) to input/gearbox_cover.SLDPRT: seven changes across sketches, hole types, a draft angle, a rib, and a configuration-specific suppression. Every change must be made by editing existing features where possible; record the ECO number in the custom property 'Revision Note'.
- Platforms
win· Windows- Applications
- SolidWorks
- Interfaces
desk· Desktop GUI- GUI need · task setting
G2· GUI-essential- GUI need · ordinary access
CL· CLI-sufficient- Interaction primitives
click· Point & clicktype· Text & formsvis· Visual judgmentgeom· Precise geometry- Work product
WP04· 3D/spatial model- Conditions
licensed· Licensed pro applong· Long-horizon- Proposed difficulty
- 5 / 5
Proposed verifier
Per-change checks via API (dimension values, hole spec, draft analysis, rib thickness, config suppression state) and per-config IoU vs reference; custom property exact; zero rebuild errors. SolidWorks macros are disabled for the agent and no scripting host on its VM can reach the COM API, so edits must be made interactively.
Proposed partial credit
84% seven ECO items (12 each); 8% clean rebuild; 8% property set.
Mapped research references
Existing benchmark-to-class links from the research catalog. They are not record-level annotations, executions or product endorsements.