Anthropic 20-year capacity lease
Company: TeraWulf - Project: Justified Data
What the later record shows
Not a promise: a reported event · happened July 6, 2026
The claim, made on 2026-08-25, reports a lease signing that had already happened on July 6, 2026, so it is not a forward commitment. Later passages confirm TeraWulf announced the Anthropic lease at Justified Data Campus on Jul 6, 2026, covering about 401 MW over 20 years.
“Jul 6, 2026 TeraWulf Announces Anthropic Lease at Justified Data Campus and Sale of Majority Interest in Abernathy Joint Venture to Fluidstack”
2026-09-15 · TeraWulf (WULF) director adds 6,085 shares in open-market buy - Stock Titan View cached copy (2026-09-20)Live source ↗
“The company entered into a 20 year lease with Anthropic for approximately 401 MW of critical IT load at the Justified Data Campus in Hawesville, Kentucky”
2026-09-30 · WULF: Lease Economics Matter More, Contracted Capacity Keeps The Bull Case Intact - simplywall.st View cached copy (2026-10-03)Live source ↗
Checked October 9, 2026 against filings, releases and reporting published after the claim was made. Quotes are verbatim from the linked documents.
The claim, verbatim
Anthropic signed a 20-year lease with TeraWulf for approximately 401 MW of critical IT capacity
Source (primary)
TeraWulf Advances $4B Data Center at Former Kentucky Smelter - Engineering News-Record (-, news_article)
View cached copy (2026-09-01)Live source ↗
Quote: “Anthropic signed a 20-year lease with TeraWulf July 6 for about 401 MW of critical IT capacity at the campus”
How we checked this
Checked on October 10, 2026. The cited source supports every part of this claim.
The article states that Anthropic signed a 20-year lease with TeraWulf for about 401 MW of critical IT capacity at the campus.
Confirmed in the source:
- Anthropic signed a lease with TeraWulf
- The lease term is 20 years
- The lease covers about 401 MW of critical IT capacity
What we did: Read our cached copy of the publisher (https://www.enr.com/articles/63556-terawulf-advances-4b-data-center-at-former-kentucky-smelter) in full (11,913 characters, retrieved September 1, 2026) and checked each assertion in the claim against it.
Additional evidence
confirms TeraWulf Advances $4B Data Center at Former Kentucky Smelter - Engineering News-Record
Quote: “Anthropic signed a 20-year lease with TeraWulf July 6 for about 401 MW of critical IT capacity at the campus”