Pentagon stops using Anthropic AI tools months after blacklisting company, BBC told

Read the original at BBC News ↗
BBC News · collected 2026-10-05 · by Kali Hays, Daniel Bush

Quick Summary

The US Department of Defense has ceased using Anthropic's AI tools, including its Claude model, following a February designation by Secretary Pete Hegseth as a national security supply-chain risk. Despite this decision, the tool continued to be used in military operations and intelligence gathering until recently, according to unnamed sources familiar with the matter. The Pentagon’s official statement confirms the complete cessation of Anthropic AI use, though it is noted that removing Claude from their systems was challenging due to its integration into Maven Smart System, a primary platform for organizing intelligence data.
Written locally by qwen2.5:14b on 2026-10-05, using this article's own text rather than the other coverage of the same event (that is the story summary below).

AI analysis runs on qwen2.5:14b, locally

Story summary

In February, Secretary of Defence Pete Hegseth designated Anthropic, an AI company, as a supply chain risk on national security grounds. By late August, the Pentagon announced it would stop using Anthropic's tools entirely. However, despite this decision, Claude, Anthropic’s AI tool, was reportedly still in use within the department for research, analysis, intelligence gathering, and military operations against Iran until recently. Former US defense officials and contractors viewed Claude as a critical resource for managing large data sets. In response to inquiries from the BBC, a Pentagon official confirmed that they have ceased using Anthropic products, though specific details about this cessation had not been previously disclosed.

Written for “Pentagon AI Ban” on 2026-10-05, grounded in this article and the 0 other(s) covering the same event.
Why this leaning score
The model judged this article politically coded and scored it +0.15, but 2 quote(s) could not be found in the article and the other 1 are attributed speech rather than the article's own narration, so the score is not published.
Written under an earlier scoring contract, which gave a paragraph rather than checkable quotes. Re-analysing this article replaces it.
Leaning score withheld for article 57882: no verified evidence · logged 2026-10-05

Signals How these are calculated →

Claims extracted
38
claim-shaped sentences
Uncertain
8%
3 of 38 hedged
Leaning
withheld
no quote in the article backed the model's score
Correction & hedging signals
78.1
corrections and hedging in what we collected; not a measure of accuracy
Outlets on this story
1
Politics
Narrative spread
1
articles carrying this framing
Analyzed 2026-10-05 · how these are computed

Story

📰 Pentagon AI Ban
Politics · 1 article(s) covering the same event.

How this is being covered How these are calculated →

Article leaning vs. publisher reliability
Source leaning vs. consistency

Compared with similar articles

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Publisher

BBC News · 2567 article(s) · 2 correction(s) detected
Running correction rate · 2 correction(s)
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Who wrote this

Kali Hays
20 article(s) here · 1 carrying a prediction
🔮 Secretary of Defence Pete Hegseth labelled Anthropic a supply chain risk in February, and announced that the Pentagon would stop using it by late August.
🔮 "You just give your dot a responsibility... and your dots will just get to work and keep working," Altman added.
🔮 - Published OpenAI said Friday it had alerted "dozens" of global institutions that their websites may have been impacted by its AI agents acting improperly.
🔮 The announcement is Trump's latest rebranding move after he had the names of Lake Ontario and the Gulf of Mexico changed on US maps and federal communications. "From this point forward, all of United States' documents, and hopefully the world's, will be changed to use the more accurate term 'super' as opposed to 'artificial'.
🔮 In text exchanges and conversations, multiple people who have worked for companies including OpenAI, Meta and DeepMind were sceptical of the idea that unchecked AI development would lead to tools that could kill people en masse.
2026-09-19 · assertive framing · Not all AI workers think the tech could kill everyone
🔮 Any bill would have to pass in both the House of Representatives and the Senate to become law.
🔮 - Published An artificial intelligence "kill switch" which can be checked by a third party may need to be mandatory for companies, a co-founder of one of the world's largest AI firms has told the BBC.
🔮 Ben Wood, chief analyst at technology research firm FDM CCS Insight, said it was likely Ternus's promotion was timed specifically "to coincide with what will be arguably one of the biggest iPhone launches for many years".
🔮 Flock is cutting the number of days most data is retained, from 30 days to seven and abnormal searches and uses will also automatically be flagged.
🔮 Thursday's ruling is in addition to $375m in fines Meta was already ordered to pay in the case, for a total of $942m. Judge Biedscheid compared Meta to a factory, with advertising and content as its product and "the psychological harm and sexual exploitation of children to be the pollution that must be abated". A spokesman for Meta, which owns and operates Instagram, Facebook, WhatsApp and Threads, said Thursday: "We disagree with the ruling and will appeal."
Also by Kali Hays
Nothing else under this byline is closely related to this article, so these are simply their most recent.
All 20 articles by Kali Hays →
Daniel Bush
3 article(s) here · 1 carrying a prediction
🔮 Secretary of Defence Pete Hegseth labelled Anthropic a supply chain risk in February, and announced that the Pentagon would stop using it by late August.
🔮 - Published Donald Trump Jr's wife, Bettina Trump, confirmed that their May wedding was paid for in part by an ally of Russian President Vladimir Putin.
🔮 - Published Republicans descended on Dallas this week to turn their midterm prospects around, hoping an unprecedented convention dominated by President Donald Trump would energise voters ahead of the November election.
Also by Daniel Bush
Nothing else under this byline is closely related to this article, so these are simply their most recent.

Topics

Anthropic BBC Claude Maven Pentagon

Subjects

Pentagon ORG · 13× Anthropic ORG · 6× BBC ORG · 4× Hegseth ORG · 3× Iran GPE · 2× Palantir ORG · 2× Google ORG · 1× Pete Hegseth PERSON · 1× The US Department of Defence ORG · 1× the Trump administration ORG · 1×

Narrative

Anthropic had been used by the US government and military since 2024 and was the first advanced AI company to have its tools deployed in government agencies doing classified work. But earlier this year, the Pentagon pressed it to remove its safety guardrails from Claude and give the military unfettered access to its AI tools.
framing: assertive · carried by 1 article(s) · first seen 2026-10-05
🔮 Secretary of Defence Pete Hegseth labelled Anthropic a supply chain risk in February, and announced that the Pentagon would stop using it by late August.

Claims (38 extracted, 3 hedged)

- Published The US Department of Defence is no longer using Anthropic's AI tools, an official has told the BBC, months after it designated the company a supply chain risk on national security grounds. asserted
company → publish → grounds
The Pentagon "has ceased the use of Anthropic products", the department official said in a statement. asserted
official → cease → statement
Secretary of Defence Pete Hegseth labelled Anthropic a supply chain risk in February, and announced that the Pentagon would stop using it by late August. asserted
Pentagon → label → August
But multiple people familiar with the matter told the BBC that as recently as last week Anthopic's Claude model was still used by the department in research, analysis and intelligence gathering as well as in military operations against Iran. asserted
model → tell → Iran
It was viewed as a critical tool for sorting through vast quantities of information, the people said. asserted
people → view → information
They include former US defence officials and contractors who have worked closely with the Pentagon specifically on AI. asserted
who → include → AI
A spokesman for Anthropic declined to comment when asked about the Pentagon's statement that it had stopped using its products. asserted
it → decline → products
The details of the defence department stopping all use of Anthropic tools have not been previously reported. asserted
department → stop → tools
Anthropic had been used by the US government and military since 2024 and was the first advanced AI company to have its tools deployed in government agencies doing classified work. But earlier this year, the Pentagon pressed it to remove its safety guardrails from Claude and give the military unfettered access to its AI tools. asserted
Pentagon → use → tools
When Anthropic refused, citing concerns of mass surveillance and autonomous weapons, Hegseth designated the company a "national security supply-chain risk" - a law typically reserved for companies based in countries that pose a threat to the US. asserted
that → refuse → US
Anthropic said the move was "unprecedented and unlawful" and has sued the Trump administration in an effort to overturn the designation. asserted
move → say → designation
As this legal fight has played out in the courts, the Pentagon has signed contracts with other major tech companies, including Google, xAI and OpenAI. asserted
Pentagon → play → Google
OpenAI tools have been more widely adopted in recent months in some military departments, according to two people familiar with AI use in the defence department uncertain
tools → adopt → department
The Pentagon's statement to the BBC on Monday came after multiple people said in interviews that Claude was still being widely used in recent weeks. asserted
Claude → come → weeks
It was embedded in a larger data platform used by the Pentagon called Maven Smart System, multiple sources said. asserted
sources → embed → Pentagon
Maven, which is operated by Palantir, is the Pentagon's primary platform for organising intelligence and other data. asserted
which → operate → intelligence
Lauren Kahn, a senior research analyst at Georgetown's Center for Security and Emerging Technology said that because Claude was deeply integrated into Maven it would have been difficult to remove it quickly from the system. asserted
it → say → system
"The fact that it took the Pentagon until now to remove all use of Claude from across the system is indicative that these things are not just plug and play," she said. asserted
she → take → system
"Once they become integrated it can be painful to remove them," added Kahn, a former US defence official. asserted
Kahn → become → them
The BBC spoke with defence contractors who specialise in AI and have worked closely with the Pentagon, as well as former US defence officials and others familiar with the Pentagon's use of artificial intelligence. asserted
who → speak → intelligence
Several spoke on the condition of anonymity because they were not authorised to speak to the media. asserted
they → speak → media
When Hegseth initially ordered Anthropic to be phased out of government, "there was concern with moving beyond Anthropic to OpenAI" and other tools, a former senior US defence official said. asserted
official → order → OpenAI
Hegseth set a six-month deadline to phase out Anthropic on 27 February, one day before the US and Israel attacked Iran. asserted
US → set → Iran
Pentagon employees continued to use Anthropic's Claude tools, including its powerful Mythos models, "throughout the whole period of the controversy" with the company, one of the people said. asserted
one → continue → people
Claude was used in particular for intelligence gathering and analysis, including through Palantir's Maven system, several sources said. asserted
sources → use → system
Palantir, a leading defence tech firm, was founded by the billionaire ally of President Donald Trump, Peter Thiel. asserted
Palantir → lead → Trump
Sources familiar with the way the technology is used said analysts and other defence officials rely on Maven to access and organise visual data, including satellite imagery and drone footage. asserted
analysts → use → imagery
The data was then fed into Claude and other large language models for tasks such as identifying potential military targets. asserted
data → feed → targets
Officials frequently used the technology when compiling one-page briefs that were passed up the chain of command, according to a source who was given a demonstration of Maven by Palantir earlier this year. uncertain
who → use → Palantir
Recent private demonstrations of Maven for government officials have also included Claude, another person familiar with Maven said. asserted
person → include → Maven
The Maven system is deployed "across the entire department", Cameron Stanley, who leads AI work within the defence department, said during a demonstration of Maven earlier this year. asserted
who → deploy → Maven
Maven is also used by some US allies to share intelligence with the Trump administration. asserted
Maven → use → administration
A current defence department official touted Maven's role in intelligence sharing in the war with Iran during a private briefing with industry leaders in Washington last week, according to a former US official who participated in the meeting. uncertain
who → tout → meeting
Anthropic's clash with the Pentagon comes as relations with the White House appear to be warming. asserted
relations → come → House
Trump met with Anthropic boss Dario Amodei twice at the White House last week. asserted
Trump → meet → House
After one of the meetings with Trump and other technology leaders, Amodei said he still had concerns about risks posed by AI. " asserted
he → say → AI
How we address those risks is still under discussion," Amodei told reporters at the White House, as Trump stood by his side, but "if we work with the president, we can win safely". asserted
we → address → president
Trump then proceeded to praise Amodei, saying he was "great" and "fantastic." asserted
he → proceed → Amodei
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