← HZplanCONTENT HISTORY

Update to HZplan

Snapshot Oct 27, 2026 · 00:08 UTC · version 3.2.0

WHAT CHANGED

Declared capabilities changed

Declared skills — Now says: [{"description":"Create a usable new HZplan floor plan from user-supplied dimensions, a sketch, a reference image, or another plan while verifying structure,...

Observed in instructions or declared skills. Runtime behavior has not been tested.

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All fields and original values.

Declared skills

Before

Oct 24, 2026 · 12:51 UTC

[]

After

Oct 27, 2026 · 00:08 UTC

[{"description":"Create a usable new HZplan floor plan from user-supplied dimensions, a sketch, a reference image, or another plan while verifying structure, circulation, openings, and furniture in stages. Use when the user asks to build...

Full description

Before

Oct 24, 2026 · 12:51 UTC

HZplan turns floor-plan images or written dimensions into structured, editable home plans your assistant can reason about. Users can create and refine multi-storey layouts with floor-specific rooms, walls, doors, windows, furniture, and ...

After

Oct 27, 2026 · 00:08 UTC

Use AI to turn floor-plan images or dimensions into editable plans, test layouts and furniture, style rooms, and review ideas in 2D, 3D, or VR.

Long description

Before

Oct 24, 2026 · 12:51 UTC

Users can create and refine multi-storey layouts with floor-specific rooms, walls, doors, windows, furniture, and surface finishes; import and calibrate floor-plan images; inspect dimensions and topology; add notes and custom attributes;...

After

Oct 27, 2026 · 00:08 UTC

Use AI as a practical design partner to test ideas before you move or buy anything: check whether furniture fits, compare layouts, see how a Scandinavian style changes your bedroom, or model how a new antique table will look in your livi...

Version

Before

Oct 24, 2026 · 12:51 UTC

3.0.0

After

Oct 27, 2026 · 00:08 UTC

3.2.0

Compare saved observations

Download comparison JSON
Full technical diff · 20 changed fields

added /is_v2_template

BEFORE
Field was absent
AFTER
false

removed /release/app_manifest/apps/app-6a23e2a3a95c819190fe9324aed7c0bc

BEFORE
{
  "id": "asdk_app_6a23e2a3a95c819190fe9324aed7c0bc",
  "required": true
}
AFTER
Field is absent

added /release/app_manifest/apps/hzplan

BEFORE
Field was absent
AFTER
{
  "id": "asdk_app_6a23e2a3a95c819190fe9324aed7c0bc",
  "required": true
}

changed /release/description

BEFORE
"HZplan turns floor-plan images or written dimensions into structured, editable home plans your assistant can reason about. Users can create and refine multi-storey layouts with floor-specific rooms, walls, doors, windows, furniture, and surface finishes; import and calibrate floor-plan images; inspect dimensions and topology; add notes and custom attributes; make targeted geometry edits; create materials from reference images; generate 3D object models; and export storeys as PNG or SVG."
AFTER
"Use AI to turn floor-plan images or dimensions into editable plans, test layouts and furniture, style rooms, and review ideas in 2D, 3D, or VR."

changed /release/id

BEFORE
"pluginrel_8b24511d53a481918f224043778703d0"
AFTER
"pluginrel_29bedf6c23dc81919fe3a01aa0eb6c62"

changed /release/interface/capabilities

BEFORE
[]
AFTER
[
  "Turn images and dimensions into editable plans",
  "Test furniture fit and room layouts",
  "Furnish and style rooms",
  "Visualize plans in 2D, 3D, and VR",
  "Edit plans safely",
  "Render and export plans",
  "Explore features with demo plans"
]

changed /release/interface/composer_icon_dark_url

BEFORE
"https://files.openai.com/content?id=file_000000007e1c81f49fd01d83de6fa778"
AFTER
null

changed /release/interface/composer_icon_url

BEFORE
"https://files.openai.com/content?id=file_000000007e1c81f49fd01d83de6fa778"
AFTER
"https://files.openai.com/content?id=file_000000005b1c8211a5e104186161515e"

changed /release/interface/default_prompt

BEFORE
"Add a 1.5 m sofa in the Living room facing the window and show it."
AFTER
"Check whether this antique table will fit in my living room and show me the result in 3D."

changed /release/interface/default_prompts

BEFORE
[
  "Add a 1.5 m sofa in the Living room facing the window and show it.",
  "Will my big 2 × 2.4 m bed fit in my new bedroom?"
]
AFTER
[
  "Check whether this antique table will fit in my living room and show me the result in 3D.",
  "Turn this floor-plan image into an editable plan, then furnish it in Scandinavian style.",
  "Generate a demo flat so I can explore HZplan's 2D, 3D, and styling features."
]

changed /release/interface/developer_name

BEFORE
"Artem Goncharov"
AFTER
"HZplan"

changed /release/interface/logo_url

BEFORE
"https://files.openai.com/content?id=file_00000000a0c881f5834e364db8de047e"
AFTER
"https://files.openai.com/content?id=file_00000000a18c820abc0de1c7786c72ee"

changed /release/interface/logo_url_dark

BEFORE
"https://files.openai.com/content?id=file_0000000052008243815b6f38441b2c77"
AFTER
null

changed /release/interface/long_description

BEFORE
"HZplan turns floor-plan images or written dimensions into structured, editable home plans your assistant can reason about. Users can create and refine multi-storey layouts with floor-specific rooms, walls, doors, windows, furniture, and surface finishes; import and calibrate floor-plan images; inspect dimensions and topology; add notes and custom attributes; make targeted geometry edits; create materials from reference images; generate 3D object models; and export storeys as PNG or SVG."
AFTER
"HZplan turns floor-plan images or written dimensions into structured, editable home plans your assistant can reason about. Use AI as a practical design partner to test ideas before you move or buy anything: check whether furniture fits, compare layouts, see how a Scandinavian style changes your bedroom, or model how a new antique table will look in your living room. Your assistant can build and update the plan, furnish rooms, apply finishes and styles, and prepare 2D plans, 3D walkthroughs, and VR views so you can inspect the result and decide what works. If you are starting from scratch, generate a private demo plan to explore what is possible, learn how styles and 3D views work, and move quickly into designing your own home. HZplan supports exploration and decision-making; verify measurements and use qualified professionals for safety-critical or regulated work."

changed /release/interface/privacy_policy_url

BEFORE
"https://hzplan.uk/legal/privacy"
AFTER
"https://hzplan.uk/legal/privacy-policy.html"

changed /release/interface/screenshot_urls

BEFORE
[
  "https://files.openai.com/content?id=file_0000000002588243aeb5b499f3352472",
  "https://files.openai.com/content?id=file_000000004e6881f4b3625a8ead286913"
]
AFTER
[]

changed /release/keywords

BEFORE
[]
AFTER
[
  "floor-plans",
  "home-design",
  "architecture",
  "3d"
]

changed /release/mcp_servers

BEFORE
[]
AFTER
[
  {
    "key": "hzplan",
    "metadata": {
      "headers": {},
      "type": "streamable-http",
      "url": "https://api.hzplan.uk/mcp"
    }
  }
]

changed /release/skills

BEFORE
[]
AFTER
[
  {
    "description": "Create a usable new HZplan floor plan from user-supplied dimensions, a sketch, a reference image, or another plan while verifying structure, circulation, openings, and furniture in stages. Use when the user asks to build, draw, recreate, plan, furnish, or lay out a new home or storey in HZplan. Do not use for automatic image conversion or a narrow change to an existing HZplan plan; use the dedicated import workflow or hzplan-edit-floor-plan-safely instead.",
    "interface": {
      "brand_color": null,
      "default_prompt": "Use $hzplan-build-floor-plan to create a floor plan from my dimensions or reference image.",
      "display_name": "Build a floor plan",
      "icon_large_url": null,
      "icon_small_url": null,
      "iconography": "hierarchy",
      "short_description": "Create floor plans in verified stages"
    },
    "name": "hzplan-build-floor-plan",
    "plugin_release_skill_id": "pluginrsk_6ade35bf4e98819185e9fd62dbe00498"
  },
  {
    "description": "Make precise, usable, verified changes to an existing HZplan plan without dropping unrelated geometry, breaking circulation, or editing the wrong floor. Use when the user asks to move, resize, reconnect, rename, restyle, replace, or delete existing walls, openings, rooms, furniture, fixtures, finishes, illustrations, 3D assignments, or generated 3D assets. Do not use to construct a new plan from scratch; use hzplan-build-floor-plan instead.",
    "interface": {
      "brand_color": null,
      "default_prompt": "Use $hzplan-edit-floor-plan-safely to update my existing floor plan and verify the result.",
      "display_name": "Edit a floor plan safely",
      "icon_large_url": null,
      "icon_small_url": null,
      "iconography": "hierarchy",
      "short_description": "Make precise edits without losing geometry"
    },
    "name": "hzplan-edit-floor-plan-safely",
    "plugin_release_skill_id": "pluginrsk_6ade35bed6648191919eb35e9a8a7240"
  }
]

changed /release/version

BEFORE
"3.0.0"
AFTER
"3.2.0"
Full snapshot data
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  "created_at": "2026-06-23T03:46:06.157711Z",
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  "release": {
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    "app_templates": [],
    "description": "Use AI to turn floor-plan images or dimensions into editable plans, test layouts and furniture, style rooms, and review ideas in 2D, 3D, or VR.",
    "display_name": "HZplan",
    "id": "pluginrel_29bedf6c23dc81919fe3a01aa0eb6c62",
    "interface": {
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      "capabilities": [
        "Turn images and dimensions into editable plans",
        "Test furniture fit and room layouts",
        "Furnish and style rooms",
        "Visualize plans in 2D, 3D, and VR",
        "Edit plans safely",
        "Render and export plans",
        "Explore features with demo plans"
      ],
      "category": "Creativity",
      "composer_icon_dark_url": null,
      "composer_icon_url": "https://files.openai.com/content?id=file_000000005b1c8211a5e104186161515e",
      "default_prompt": "Check whether this antique table will fit in my living room and show me the result in 3D.",
      "default_prompts": [
        "Check whether this antique table will fit in my living room and show me the result in 3D.",
        "Turn this floor-plan image into an editable plan, then furnish it in Scandinavian style.",
        "Generate a demo flat so I can explore HZplan's 2D, 3D, and styling features."
      ],
      "developer_name": "HZplan",
      "logo_url": "https://files.openai.com/content?id=file_00000000a18c820abc0de1c7786c72ee",
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      "plugin_category_id": "creativity",
      "privacy_policy_url": "https://hzplan.uk/legal/privacy-policy.html",
      "screenshot_urls": [],
      "short_description": "AI-readable floor plans",
      "terms_of_service_url": "https://hzplan.uk/legal/terms",
      "website_url": "https://hzplan.uk"
    },
    "keywords": [
      "floor-plans",
      "home-design",
      "architecture",
      "3d"
    ],
    "mcp_servers": [
      {
        "key": "hzplan",
        "metadata": {
          "headers": {},
          "type": "streamable-http",
          "url": "https://api.hzplan.uk/mcp"
        }
      }
    ],
    "onboarding_skill_name": null,
    "requires_local_executor": false,
    "skills": [
      {
        "description": "Create a usable new HZplan floor plan from user-supplied dimensions, a sketch, a reference image, or another plan while verifying structure, circulation, openings, and furniture in stages. Use when the user asks to build, draw, recreate, plan, furnish, or lay out a new home or storey in HZplan. Do not use for automatic image conversion or a narrow change to an existing HZplan plan; use the dedicated import workflow or hzplan-edit-floor-plan-safely instead.",
        "interface": {
          "brand_color": null,
          "default_prompt": "Use $hzplan-build-floor-plan to create a floor plan from my dimensions or reference image.",
          "display_name": "Build a floor plan",
          "icon_large_url": null,
          "icon_small_url": null,
          "iconography": "hierarchy",
          "short_description": "Create floor plans in verified stages"
        },
        "name": "hzplan-build-floor-plan",
        "plugin_release_skill_id": "pluginrsk_6ade35bf4e98819185e9fd62dbe00498"
      },
      {
        "description": "Make precise, usable, verified changes to an existing HZplan plan without dropping unrelated geometry, breaking circulation, or editing the wrong floor. Use when the user asks to move, resize, reconnect, rename, restyle, replace, or delete existing walls, openings, rooms, furniture, fixtures, finishes, illustrations, 3D assignments, or generated 3D assets. Do not use to construct a new plan from scratch; use hzplan-build-floor-plan instead.",
        "interface": {
          "brand_color": null,
          "default_prompt": "Use $hzplan-edit-floor-plan-safely to update my existing floor plan and verify the result.",
          "display_name": "Edit a floor plan safely",
          "icon_large_url": null,
          "icon_small_url": null,
          "iconography": "hierarchy",
          "short_description": "Make precise edits without losing geometry"
        },
        "name": "hzplan-edit-floor-plan-safely",
        "plugin_release_skill_id": "pluginrsk_6ade35bed6648191919eb35e9a8a7240"
      }
    ],
    "version": "3.2.0"
  },
  "scope": "GLOBAL",
  "share_url": "https://chatgpt.com/plugins/hzplan?open_in_app",
  "status": "ENABLED"
}

SHA-256 of public snapshot: a2b4de9c7742db0eda783b3c23459114adcaa07159037e35dbdb5031d7c69e8d