www.astralcodexten.com/p/the-pentagon-threatens-anthropic

Why this is incorrect

The post describes a “supply chain risk” move as something that would ban U.S. companies that use Anthropic products from doing business with the military. But the relevant DoD “supply chain risk” framework in the DFARS is scoped more narrowly: it authorizes DoD to manage supply chain risk in particular procurements/contract actions for covered IT systems, including excluding a source or directing exclusion in the supply chain—not imposing a general, across-the-board prohibition on any firm that uses that vendor in any context.

Evidence

1. The DFARS subpart implementing the authority limits its use to the course of procuring certain IT for “covered systems.” DFARS 239.7305 states that authorized officials may take exclusion actions “in the course of procuring information technology… that is a covered system, is a part of a covered system, or is in support of a covered system”—i.e., the authority is tied to specific covered procurements rather than creating a blanket ban on companies that use a product. (acq.osd.mil)

2. The Federal Register / DFARS rulemaking history explicitly says exclusions are not blanket and are contract/order-specific. In DoD’s final rule discussion (DFARS Case 2012-D050), DoD explains that “any exclusion will be for a particular source selection and not a blanket exclusion” and further clarifies: “Section 806 authority applies to a specific contract, task order, or delivery order only.” (acquisition.gov)

3. The DFARS clause itself describes an obligation to “mitigate” supply chain risk and references use of 10 U.S.C. 3252 authorities; it does not establish a general ban on companies. The clause says contractors must mitigate risk “in the provision of supplies and services to the Government,” consistent with procurement-scoped mitigation/exclusion rather than a categorical ban on doing business with DoD. (acquisition.gov)

What the rule can do (and what it can’t)

• It can support DoD decisions that effectively force contractors to avoid a particular source in specific covered procurements (and repeated exclusions could be commercially significant).
• It does not inherently create a universal rule that any company “that uses Anthropic products” is categorically barred from “doing business with the military” in general.

Because the post asserts a broad “ban US companies…from doing business with the military,” which conflicts with the DFARS authority being procurement-/contract-order-specific rather than a blanket prohibition, this particular claim is incorrect.