Anthropic signs first Australian data-centre lease: A$32B, 2.16GW Western Downs Digital Park (Zerra DC, Dalby)

On Wednesday 16 September 2026, Queensland Premier David Crisafulli announced in State Parliament that Anthropic — the San Francisco developer of the Claude model family — had signed its first Australian data-centre agreement: lease documentation with the consortium building the Western Downs Digital Park (WDDP) on a 725.5-hectare former cattle-feedlot property at 1933 Dalby–Kogan Road, Kogan, about 37 km north-west of Dalby and ~250 km north-west of Brisbane.

Same-day confirmation came from three independent angles:

1. Dexus (ASX statement, 16 Sep): its 85%-owned Australian Data Centres (ADC) holds a 25% interest in the development consortium with Singapore-based Zerra DC and Macquarie Capital (which is also financial adviser). "The Consortium has entered into lease documentation with the Australian subsidiary of Anthropic for the delivery of the first stage of the campus, subject to customary approvals," and ADC was running a capital raising to bring in additional partners.
2. Reuters (16 Sep, two sources familiar with the deal): the lease covers the planned 2.16-gigawatt campus; the facility would be used for inference — rapid, prediction-based processing — not training; planned to start coming online 2027; subject to Foreign Investment Review Board (FIRB) approval; Zerra DC would source renewable power-purchase agreements and bear grid-connection costs "without incurring costs to existing customers"; the site would use a closed-loop, air-cooled system; Anthropic and Zerra DC declined to comment.
3. ABC and The Guardian (16 Sep): Crisafulli described it as "a major win that will deliver more jobs, put more energy into Queensland's grid and drive down power prices for Queenslanders," crediting his recent US trade mission; the site connects to the existing Braemar substation, with no new transmission infrastructure required and minimal operational water use claimed. ABC reported Anthropic aims to start using the centre in 2027 even though the development application was only filed with Western Downs Regional Council on 17 August 2026, and that (per ABC) Anthropic would use the site to run Claude for user queries (inference) rather than training; it also confirmed the lease is FIRB-conditional and that Anthropic must invest in local communities and hire an engagement manager.

The project behind the announcement: Zerra DC, the data-centre arm of Singapore-based AGP Sustainable Real Assets (backed by a Stonepeak strategic investment of up to US$650M in 2023), proposes four 36,000 m² data-hall buildings (each 360 MW IT load per developer documents) delivered in four stages, targeting ~1.44 GW IT capacity with a full-build peak grid draw of ~2.16 GW. Its development application (ref 030.2026.00000513.001) was lodged with Western Downs Regional Council on 17 Aug 2026 and was still under assessment on announcement day — the local mayor, Andrew Smith, said the centre was "not yet a done deal".

• Before: Anthropic had no owned/leased data-centre capacity in Australia. Its Australian presence was a March 2026 government MOU (announced 31 March 2026: AI-safety cooperation, A$3M research partnerships, and a stated intent to "explore investments in data centre infrastructure and energy" under the National AI Plan), plus API/cloud capacity rented from hyperscalers (AWS/Google/Microsoft) that serve the region from overseas or existing infrastructure. Rival OpenAI had an offtake agreement with NextDC for a Sydney hyperscale campus (December 2025). Queensland had no frontier-AI-lab anchor data centre and lagged NSW/Victoria in hyperscale supply.
• Change (event): A frontier AI lab signed its first direct, long-term data-centre lease in Australia — lease documentation executed (first stage) with a purpose-built 2.16GW-class campus, subject to FIRB and planning approvals, with an inference-only mission and renewables-backed power intent. It is the first Australian data-centre campus with a frontier AI developer as its anchor tenant, and one of the largest compute commitments tied to any single lab this cycle.
• After: Anthropic gains sovereign, dedicated Australian inference capacity targeted for 2027 operation — latency-relevant for Claude serving in Australia/NZ/Asia-Pacific, and independent of hyperscaler cloud terms. Queensland gains a flagship data-sovereignty project and a political vindication of its "energy-agnostic" (coal/gas + renewables) approvals posture, while the Commonwealth's renewable-anchoring push and its promised 2027 data-centre resource-use restrictions now face a test case. If approvals clear, WDDP becomes Australia's largest data-centre proposal, with an energy draw at full build comparable to ~25% of Queensland's average daily electricity use.

Scope nuance (recorded deliberately): Discovery says the lease covers "the whole 2.16GW". Evidence split: a Brisbane Times source said Anthropic "will take the entire capacity of the Western Downs Digital Park... through a long-term lease"; Reuters sources described the lease as covering the 2.16GW campus; but the authoritative Dexus ASX wording and iTnews/btw.media reporting say lease documentation covers first stage delivery, with a path to more capacity. The conservative, evidence-supported statement: executed lease = first stage; full-campus 2.16GW is design capacity, not contracted load.

• Deal structure — direct developer lease, not hyperscaler capacity. Anthropic's Australian subsidiary leases purpose-built data-hall space directly from the WDDP consortium (Zerra DC as developer/operator; Macquarie Capital as financial adviser; ADC as 25% consortium partner now raising capital). This mirrors the "compute landlord" model: a frontier lab secures dedicated physical capacity on its own terms rather than renting from AWS/GCP/Azure, joining a small but growing set of labs and neoclouds buying infrastructure directly.
• Site and grid connection. The campus ~37 km NW of Dalby sits in Kogan's energy region (near the Darling Downs gas power station, Braemar 1/2 and Alinta Braemar gas stations, Darling Downs Solar Farm and the Daandine coal-seam-gas plant; ~5.4 GW of regional generation/storage per the project's website). It connects directly to the high-voltage transmission network at the existing Braemar substation via customer-owned 275 kV/330 kV switching stations, with an on-site battery-backed power-conditioning system "wired in series" so the campus presents a near-constant load to the grid and can trade energy. No major new transmission lines are required — a key selling point and a notable difference from US grid-constrained builds.
• Inside the halls. Four single-storey data halls (36,000 m² data floor each; 167,588 m² GFA total), each drawing ~540 MVA per stage; developer-documented IT capacity 1.44 GW across the four 360 MW buildings; ~2.16 GW/GVA total demand at full build-out (≈ the power of 1.5 million average Australian households; ~43–47 GWh/day at hyperscale utilisation per Dr Andreas Helwig's estimate — roughly a quarter of Queensland's ~170 GWh/day average).
• Cooling and water. Zerra promotes 100% air-cooled technology with closed-loop cooling; the DA discloses construction-phase water of ~522 kL/day plus a one-off 26.9 ML flush-and-fill, falling to ~16.5 kL/day in operation, sourced from rainwater harvesting, treated wastewater/CSG water and on-site recycling — the basis of the "operational water comparable to a conventional office building" claim.
• Power and workload. Anthropic will go to market for long-term PPAs with new wind/solar/storage matching site load (per IPE sources/ABC), and bears grid-connection costs. The site is inference-only: it runs Claude's live serving workloads, not model training — the same division ABC reported and Reuters' source confirmed, and consistent with Australia's planned limits on using domestically produced content for training.
• Approvals chain. Lease (signed, conditional) → FIRB clearance (foreign tenant on critical digital infrastructure) → Western Downs Regional Council assessment of the DA (impact-assessable; referred to the State Assessment and Referral Agency, SARA, and Powerlink; public notification pending) → construction & staged energisation from 2027, full build-out in 4–6 years.

• One of the largest compute commitments of any lab, anchored in a sovereign-capacity strategy. Anthropic reportedly holds ~A$517B (≈US$370B+) in compute commitments across ~14.8 GW worldwide (AWS, Google, Microsoft, Fluidstack, SpaceX and others, per Forkast's synthesis). Western Downs is its first Australian brick-and-mortar anchor and a shift from rented hyperscaler capacity toward dedicated, long-term leased infrastructure — the deployment phase, not the training phase, is now the binding constraint (the "inference epoch" argument).
• First frontier-lab anchor tenant for an Australian data-centre campus, and one of Australia's largest-ever digital-infrastructure investments (~A$30–32B at full build). It converts Queensland's "open for business" energy posture into a marquee win and puts data sovereignty — hosting a US frontier model's serving compute on Australian soil — on the national agenda.
• Energy and water policy test case. At full build the campus could draw ~a quarter of Queensland's average daily electricity and ~1.5M households' equivalent peak — colliding directly with (a) the Commonwealth's renewables-anchoring mandate (QLD won a carve-out allowing coal/gas), (b) the promised 2027 restrictions on data-centre resource use, and (c) community opposition (coal-seam-gas aquifer concerns, grid-stability warnings from engineers like Dr Andreas Helwig, and Tim Buckley's "don't run future industries on last century's industries" critique).
• Latency/data-residency signal for Claude. Anthropic is deploying serving capacity closer to ANZ/APAC users. Inference is latency-sensitive in a way training is not; in-region serving capacity is the practical on-ramp for sovereign/regulated workloads (government, health, finance) that cannot leave Australian borders.
• Structural read on the buildout: a lab leasing directly from a developer (rather than a hyperscaler) and taking FIRB-conditional commitments pre-approval shows how tight the power-and-land market has become — and how far labs will go to secure grid-connected, renewable-matched capacity before competitors lock it.

• Sovereign, dedicated Claude inference in Australia (target 2027) — locally hosted Claude serving with ANZ-friendly latency and data-residency attributes, independent of hyperscaler cloud terms.
• A template for direct lab–developer leases: later stages of WDDP and other Australian projects (e.g., Zerra's planned $1.1B Campbellfield site) can now market "frontier-lab anchor" credibility; other labs (OpenAI, Google, xAI) face pressure to match with their own Australian anchors.
• A renewable-plus-firm-power PPA pipeline at multi-hundred-MW scale in Western Downs, given Anthropic's stated plan to contract new wind/solar/storage; battery-storage and firming providers gain a named 1-GW-class counterparty.
• Regional economic transformation at Kogan/Dalby — a "research and technology industry" precinct replacing a 24,000-head feedlot, with talk of ~1,000 jobs (mayor), housing/community investment obligations, and a four-to-six-year construction workforce of ~1,500 — contingent on approvals.
• A live case study for Australia's evolving AI-infrastructure governance: mandatory national standards for data-centre energy/water/land use (being developed with states), the 2027 resource-use restrictions, and FIRB treatment of foreign-anchored critical digital infrastructure — all now have a concrete reference project.

• What MW capacity does the executed first-stage lease cover, at what term and price, and what options exist to grow across the campus?
• Will FIRB clear a US frontier lab as anchor tenant on Australian critical digital infrastructure, and with what conditions (governance, security, access)?
• How will Western Downs Regional Council rule, after public notification, and does SARA/Powerlink impose conditions on the grid connection?
• Who funds what: outcome of the ADC capital raise; Dexus participation; Macquarie's equity vs advisory role; gearing of the A$30–32B build?
• Which counterparties sign the stage-1 PPAs (new wind/solar/storage), and what does the firming mix look like — renewables + batteries, or gas firming as planning docs imply?
• Does the Commonwealth's 2027 data-centre resource-use restriction and the mandatory national standards apply to WDDP, and how does that interact with Queensland's carve-out?
• Is the site genuinely inference-only, and does Anthropic commit to no training workloads (relevant to Australia's domestic-content training limits)?
• What are the real jobs/benefit numbers, and how are the community-investment and engagement-manager obligations enforced?

• FIRB review of the foreign-tenant lease on critical digital infrastructure — the first major test of Australia treating frontier-lab data centres as sovereign-infrastructure matters; decision timing unknown, conditions possible.
• Council assessment and public notification on the 17 Aug 2026 DA (ref 030.2026.00000513.001): Western Downs Regional Council's planning team completes assessment; public submissions; SARA and Powerlink referrals; mayor has signalled no early "done deal".
• ADC capital raising outcome and consortium funding plan for stage 1 — watch Dexus ASX disclosures.
• PPA programme launch: Anthropic going to market for long-term renewable PPAs (new wind/solar/storage) — expect announcements once approvals firm.
• Stage-1 build and 2027 energisation decision point: whether construction actually starts in time to meet the 2027 target will become clear within 2–3 quarters.
• National standards and 2027 restrictions: the Commonwealth's data-centre resource-use restrictions and mandatory standards (with states) will likely be finalised while WDDP is in approvals — defining the regulatory floor the project must meet.
• Competitive responses: expect OpenAI/Google/Microsoft/xAI Australian capacity announcements, and other developers marketing "frontier-lab anchor" projects (including Zerra's Melbourne Campbellfield campus).
• Energy-market effects: as firming plans and AEMO connection conditions are disclosed, Queensland power price and reliability impacts will be quantified and politicised.

Anthropic's first Australian lease is a genuine watershed — the first frontier AI lab anchoring an Australian data-centre campus, executed as a direct lease with a developer consortium, aimed at inference serving rather than training, on a site chosen because it plugs straight into a major transmission substation with no new lines required. But the headline numbers deserve relentless discipline: A$32B is the developer's project cost (Anthropic is a tenant), 2.16GW is the full-campus design peak draw (1.44GW IT per planning documents), and the signed lease covers the first stage — with committed megawatts undisclosed, FIRB and council approvals outstanding, and the local mayor saying the word "done" would be premature. The strategic signal survives the qualifiers: Anthropic is building sovereign, grid-connected serving capacity at previously unseen scale in an allied, renewables-rich market, exactly as its CEO argues the industry should slow capability growth while scaling deployment — and Queensland, having fought for an energy-agnostic carve-out, has publicly banked the win. The story to watch from here is not the announcement's magnitude but the approval chain: FIRB's treatment of a US lab on critical infrastructure, the council's verdict, the PPA firming mix, and whether the coal-and-gas reality of stage one survives contact with the renewables promise.