ArchonSign in
Archon · Construction Management

Construction,
accelerated
by AI.

The intelligence behind modern builds. It knows every consent, clause, and condition on your project, and watches every RFI, inspection, and blocker so your crew can keep building.

Launch the platform
Indexing 1,284 consent conditions in real time
01 · Project Management

Every project,
one source of truth.

Track every build from lodgement to sign-off. Addresses, BCA references, consent status, and inspections all live in one queryable workspace.

  • Live consent and RFI status per project
  • Address autocompletion and BCA linkage
  • Timeline view across inspections and milestones
Active projects
12 of 47
Bayswater Townhouses
14 Bayswater Rd, Mt Eden
72%
Active
Greenlane Mixed-Use
228 Great South Rd
41%
Review
Onehunga Retail Fitout
9 Princes St
88%
Active
Henderson Warehouse
31 Edmonton Rd
18%
Blocked
Takapuna Apartments
5 Lake Rd
54%
Active
02 · Plan Analysis

Catch issues
before lodgement.

Drop in your drawing set. Archon reads every sheet, runs each room against the NZBC, and pins each finding to the exact region of the page, with the clause it breaches.

  • Multi-sheet ingest with sheet & revision tracking
  • Severity-graded findings, each tied to a NZBC clause
  • Findings link to exact bbox regions on the plan
A-101 · Ground floor plan · Rev. C · 26.05.20261 : 100 @ A1
1
2
3
4
5
A
B
C
D
E
4 200
4 200
4 200
4 200
Living
24.6 m²
Kitchen / Dining
23.4 m²
Stair4.6 m²
Hall–
Bedroom 1
14.6 m² · master
Bath
7.8 m²
Bedroom 2
10.1 m²
Bedroom 3
10.8 m²
Garage
22.0 m²
RFI-014Stair
RFI-018Bath
RFI-022Kitchen
RFI-026Garage
RFI-031Bedroom 2
LR-01Living
0 – 2 m
Sheet
A-101
Scale
1:100
Rev
C
N
Findings
7on this sheet
RFI-014·Stair
Crit
Handrail height not specified at landing.
D1/AS1 · cl. 6.1
RFI-018·Bath
Crit
Mechanical extract rate omitted.
G4/AS1 · cl. 2.3
RFI-022·Kitchen
Warn
Extract duct route unclear over hob.
G4/AS1 · cl. 2.4
RFI-026·Garage
Warn
Slab thickening detail not on drawing.
B1/AS1 · NZS 3604
RFI-031·Bedroom 2
Warn
Egress sill height exceeds 1100 mm.
C/AS1 · cl. 4.3.4
RFI-035·Wall R-3
Warn
Insulation R-value below schedule.
H1/AS1 · NZS 4218
LR-01·Living
Pass
All conditions met. 13 of 13 checks passed.
RFI-104
Council response – Bayswater Townhouses
Received 2d ago
Parsed· 3 asks identified · 3 drafted
14.6 s
Clause 3.4(a)·Stair · NZS 4121
Provide updated stair calc with riser/going dimensions and handrail height.
Drafted
Sourced from A-201 · S-102
Clause 4.1(c)·Bracing · upper level
Confirm bracing schedule and demand for the upper level.
Drafted
Sourced from S-201 · spec §4
Clause 6.2·Use · basement
Clarify intended use of basement Room 02 and occupancy load.
Drafted
Sourced from Consent · §3.1
Drafted responseLetter draft v3

We acknowledge receipt of council RFI-104 dated 24 May 2026. In response to cl. 3.4(a) please find the updated stair calculation on A-201, showing riser 180 mm, going 250 mm and a 1 000 mm handrail …

4 paragraphs · 6 citations
03 · RFI Auto-response

Read the letter.
Draft the reply.

Drop in any council RFI. Archon reads it like a senior consultant. It interprets each ask, locates the answer across your drawings, specs, and consent, and writes a council-ready response.

  • Interprets each council ask in plain English
  • Cross-references your drawings, specs, and consent
  • Drafts a council-ready reply with full citations
Archon agent · Bayswater Townhouses
session 4f2a
Why is RFI-104 flagged as a blocker?
Council flagged Clause 3.4(a): the stair on Sheet A-201 is below the D1/AS1 minimum width. I've grounded the citation to the drawing region.
A-201 · Region C1
Stair width · 820 mm
Archon drafted a response citing D1/AS1 §5.1.
04 · AI co-pilot

Ask the drawing.
Get the answer.

A conversational agent that knows your project, grounds every answer to the exact CAD region, and drafts council-ready responses you can ship in minutes.

  • Visual bbox grounding on drawings
  • Project-aware chat with full citations
  • One-click drafted RFI responses
Built for the people who actually build

Build with intelligence.

Bring your projects, drawings, and RFIs. Archon turns them into a coordinated, queryable workspace so your crew can keep building.

Launch the platformSign in
NZBC & council-readyNo card to startReady in minutes