Anthropic has walked away from its $6bn Decart deal, Bloomberg reports

ThinkingNews Desk · how this was written
Anthropic has abandoned its proposed $6 billion acquisition of Decart AI after completing due diligence, leaving the possibility of a commercial partnership focused on Decart’s chip-efficiency optimisation stack. In parallel, the company terminated its partnership with the Information Technology Industry Council after the trade group publicly opposed three export-control measures aimed at limiting the spread of advanced AI technologies.
Written from all 3 reports below, not from any single one.
How it was reported
- The Next Web·Anthropic has walked away from its $6bn Decart deal, Bloomberg reports
Anthropic abandoned a proposed $6 billion acquisition of Decart AI after completing due diligence, leaving open the possibility of a commercial partnership. Decart’s optimisation stack, which boosts chip efficiency for training and inference, was the primary target, not its world-model technology. The deal would have marked a roughly 50% premium over Decart’s latest $4 billion valuation.
- TechMeme·Source: Anthropic is severing ties with the Information Technology Industry Council after the tech industry trade group opposed three export control measures (Maria Curi/Axios)
Anthropic has ended its partnership with the Information Technology Industry Council after the trade group opposed three proposed export-control measures aimed at limiting the spread of advanced AI technologies. The decision follows ITIC’s public criticism of the U.S. government’s export-control proposals, which Anthropic views as restrictive to its research and collaboration efforts.
- TechMeme·Anthropic researcher Jacob Coxon says he is quitting the AI industry over fears that tech companies are racing to build systems they won't be able to control (Amrith Ramkumar/Wall Street Journal)
Anthropic researcher Jacob Coxon announced he is leaving the AI industry, citing concerns that companies are racing to create systems they cannot control. OpenAI claimed an internal model, described as “significantly more capable than GPT-6 Astra,” solved the Navier-Stokes Millennium Prize problem using 10,000 concurrent agents over 88 hours, a breakthrough compared to Deep Blue’s 1997 victory.
- Hacker News·I Resigned from Anthropic Today
The author, a former pre-training researcher at OpenAI and Anthropic, resigned and warns that both firms are racing toward self-improving superintelligence despite recognizing existential risk. They argue that private-sector competition is a hubristic gamble, urging coordinated pacing agreements and even temporary bans on capability upgrades to prevent a global AI race.
- TechMeme·Sources: Anthropic declined to submit Mythos 5.1 to the UK AISI for pre-release testing, prompting UK fears that US AI labs are aligning with US protectionism (Financial Times)
Anthropic declined the UK AI Safety Institute’s request to evaluate its Mythos 5.1 model. OpenAI reported an internal model surpassing GPT-6 Astra that solved the Navier-Stokes existence problem using 10,000 agents over 88 hours, noting possible data contributions from Tristan Buckmaster and Levent Alpöge. Meta launched Muse, a personal AI agent on a dedicated cloud VM, initially available only in the United States.
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- Anthropic’s safety warnings may have just backfired — the government has pulled the plug on its most powerful AI3 outlets
- Admin official: Pentagon may sever Anthropic relationship over AI safeguards; Anthropic says only mass surveillance and fully autonomous weapons are off limits (Axios)3 outlets
- IPO prospectus: Anthropic reports a net loss of $42B in 2025 and plans to spend $518B on cloud, computing, and infrastructure obligations in the coming year (Echo Wang/Reuters)7 outlets