3.1The reference has a Br.2 closet the plan does not.
3.1The reference has a Br.3 closet the plan does not.
1.8Hall is drawn 78 sq ft against the reference's 132.
Opus 5high
85.0/ 100
2 runs, 81.9 to 88.1
$2.029 min16 steps2026-08-27
3.1The reference has a Br.3 closet the plan does not.
1.3You walk from Br.2 closet to Br.2 on the reference; on the plan there is no doorway between them.
1.3You walk from Br.3 closet to Br.3 on the reference; on the plan there is no doorway between them.
GPT-5.6 Solmedium
67.1/ 100
2 runs, 59.3 to 74.9
$0.623 min18 steps2026-08-27
3.1The reference has a Br.2 closet the plan does not.
3.1The reference has a Br.3 closet the plan does not.
1.5The plan draws a room it never named.
GPT-5.6 Solhigh
70.0/ 100
2 runs, 67.2 to 72.7
$1.175 min36 steps2026-08-27
3.1The reference has a Br.2 closet the plan does not.
3.1The reference has a Br.3 closet the plan does not.
3.0The plan draws no sliders against the reference's 1.
GPT-5.6 Lunamedium
25.7/ 100
2 runs, 12.8 to 38.6
$0.032 min34 steps2026-08-27
5.0The plan is 24' wide on the centrelines against the reference's 36'-10 1/2".
3.3The plan is 38' deep on the centrelines against the reference's 46'-6 1/2".
3.1Laundry is drawn 10 sq ft against the reference's 31.
GPT-5.6 Lunahigh
29.5/ 100
2 runs, 18.9 to 40.1
$0.105 min38 steps2026-08-27
5.0The plan is 26'-6" wide on the centrelines against the reference's 36'-10 1/2".
5.0The plan is 34'-6" deep on the centrelines against the reference's 46'-6 1/2".
3.1Kitchen and great room is drawn 148 sq ft against the reference's 535.
also measured
Sonnet 5high
66.6/ 100
1 run
$1.7020 min39 steps2026-08-27
3.9The plan is 29'-4" wide on the centrelines against the reference's 36'-10 1/2".
3.1The reference has a Br.2 closet the plan does not.
3.1The reference has a Br.3 closet the plan does not.
Sonnet 5medium
40.6/ 100
2 runs, 21.9 to 59.4
$2.2214 min53 steps2026-08-27
3.1The reference has a Br.2 closet the plan does not.
3.1The reference has a Br.2 the plan does not.
3.1The reference has a Br.3 closet the plan does not.
GPT-5.6 Terramedium
13.1/ 100
1 run
$0.161 min21 steps2026-08-27
5.0The plan is 26' wide on the centrelines against the reference's 36'-10 1/2".
3.1The reference has a Br.2 closet the plan does not.
3.1The reference has a Br.2 the plan does not.
Haiku 4.5medium
3.3/ 100
2 runs, 1.4 to 5.3
$0.081 min6 steps2026-08-27
5.0The plan is 30' deep on the centrelines against the reference's 46'-6 1/2".
5.0The plan is 50' wide on the centrelines against the reference's 36'-10 1/2".
3.9The plan's floor area misses the reference's by 77% once their south-west corners are laid together.
I can recreate the attached house plan, but not exactly from this image alone because it provides room sizes without a complete dimensioned exterior and partition layout.
GPT-5.6 Terrahigh
$0.0311 s1 step2026-08-27
Can you move the man door from the east wall to the back (north) wall, and add a small utility closet, about 4' x 6', in a back corner with a door into the garage?
28' x 24' garage on trusses
Where it started
28' x 24' garage on trusses
Opus 5medium
The door is on the north wall and Utility has a way in.
$0.2244 s4 runs2026-08-27
GPT-5.6 Solmedium
The door is on the north wall and Utility Closet has a way in.
$0.0526 s4 runs2026-08-27
GPT-5.6 Lunamedium
The door is on the north wall and Utility Closet has a way in.
$0.0013 s4 runs2026-08-27
also measured
Not drawn on this run.
Sonnet 5medium
The door is on the north wall and Utility has a way in.
$0.091 min3 runs2026-08-27
Not drawn on this run.
Haiku 4.5medium
No swing door on the north wall, which is the back of it.
$0.0314 s3 runs2026-08-27
Not drawn on this run.
GPT-5.6 Terramedium
The door is on the north wall and Utility Closet has a way in.
$0.0545 s3 runs2026-08-27
How many studs does the north wall take, and what is the longest joist span?
40' x 28' two-bedroom bungalow
the answer16 studs (65 uprights in all)13'-4 3/4" of clear span
Opus 5medium
On the main floor the north wall is one panel, P12, and the file gives it 16 studs; that panel runs the whole north face including the jog out to the back door. The floor there is 2x10 joists at 16", with a longest clear span of 13'-4 3/4".
$0.15
GPT-5.6 Solmedium
The main floor’s north wall takes 16 studs. The longest clear joist span is 13'-4 3/4".
$0.05
GPT-5.6 Lunamedium
The Main storey’s north wall takes **16 studs**. The longest clear joist span is **13'-4 3/4"**, using **2x10 joists**.
$0.00
also measured
Sonnet 5medium
The north wall of the Main storey is panel P12, which is called out at 16 studs. That storey's floor joists are 2x10s, and the comment on the floor line gives a longest clear span of 13'-4 3/4".
$0.08
Haiku 4.5medium
Looking at the Main storey (the one most likely to be current), the north wall is the one on the north side. From the file, I can see there are multiple north-running walls.
$0.02
GPT-5.6 Terramedium
The Main storey’s north exterior wall takes 16 studs. Its longest clear joist span is 13'-4 3/4".
$0.02
Make it bigger.
12' x 16' garden shed
Opus 5medium
The whole building is one room, the 12' x 16' garden shed, so "bigger" means growing the shed itself. Do you want it deeper north-south, wider east-west, or both, and by how much: say 14' x 16', or a full 16' x 20'?
$0.04
GPT-5.6 Solmedium
Do you want the whole Garden shed wider east-west or deeper north-south, and what finished dimension should it reach? It is currently 15'-1" wide by 11'-1" deep inside.
$0.01
GPT-5.6 Lunamedium
Which room or the whole shed should be bigger? Tell me whether to add width, depth, or both, and I’ll show which neighboring space or site area changes.
$0.00
also measured
Sonnet 5medium
This is a single-room garden shed, so "it" can only mean the shed itself (currently about 15'-1" x 11'-1"). How much bigger would you like it, and in which direction, width, depth, or both?
$0.01
Haiku 4.5medium
Nothing is picked on screen right now, so I cannot tell which room or wall you want to enlarge. The plan has one room: the "Garden shed" at 15'-1" by 11'-1".
$0.01
GPT-5.6 Terramedium
Which part should grow: the whole shed footprint, or the “Garden shed” room in a specific direction? It is currently the only room, 15'-1" by 11'-1" inside.
$0.01
Fidelity against what it cost
Every drawing above is one turn, working from the plan beside it, and the picture case is scored against the 29' x 47' three-bedroom ranch in the app's samples, the same plan drawn by hand. Prices are US dollars, at list, and what a card shows is what that turn cost.