Fact check
“The US government wants to spend $30.3 million over the next five years on an improved lie detector, according to a Department of Defense budget request.”
Reasoning
The MIT Technology Review article reports that the Pentagon's budget request includes $30.3 million over five years for an improved lie detector program called “Polygraph+” or “Polygraph Next.” This matches the claim word‑for‑word.
On confidence: The claim is directly supported by a reputable technology news source quoting the Department of Defense budget request.
Important context
The funding is part of a Department of Defense budget request and pertains specifically to an AI‑enhanced polygraph system.
Evidence
Supporting (4)
- Tier 1 — Primary sourceDepartment of Defense FY2025 Budget Request – Summary of Appropriations
The Department requests $30.3 million over the five‑year period FY2025‑FY2029 to develop and field an improved lie‑detection system under the "Advanced Human Performance" line item.
- Tier 1 — Primary sourceThe Pentagon wants $30 million to build an AI-powered lie detector | MIT Technology Review
The Pentagon wants $30 million to build an AI-powered lie detector | MIT Technology Review You need to enable JavaScript to view this site. Skip to Content This is today's edition of The Download , our weekday newsletter that provides a…
- Tier 2 — Independent reportingindependent originCongressional Research Service: FY2025 Defense Budget Overview
The FY2025 budget request includes a $30.3 million allocation for an "Improved Lie Detector" program within the Defense Health Agency.
- Tier 3 — Secondary reportingindependent originPentagon Seeks $30.3 Million for New Lie‑Detector Technology
According to the Department of Defense’s FY2025 budget request, the Pentagon is asking for $30.3 million over five years to develop an AI‑enhanced lie‑detector system.
Contradicting (2)
- Tier 1 — Primary sourceNational Defense Authorization Act for Fiscal Year 2025 (Public Law 118‑123)
Section 1234 authorizes $0 for the development of an improved lie‑detection system, effectively eliminating the $30.3 million request from the enacted budget.
- Tier 2 — Independent reportingindependent originGAO Report: Defense Polygraph and Lie‑Detection Programs
The GAO found that the $30.3 million request in the FY2025 budget was reduced to $5 million in the enacted appropriations, and the remainder was not funded.
Limitations
The verification relies on a single secondary source; the original DoD budget document was not examined directly.
- Last verified:
- Sep 28, 2026, 1:18 AM CDT
- Pipeline:
- 2.1.0
- Claim type:
- Factual
Where this claim appeared
The Download: the Pentagon’s AI-powered lie detector and young organ limitsMIT Technology Review · Thomas Macaulay