Retter Reboot #22

The Retter Reboot : Your weekly dose of ai & tech news

1. Anthropic Ships Claude Opus 4.8 with 1M Token Context, Teases Mythos Release

Anthropic launched Claude Opus 4.8 on May 28, with a 1M token context window by default, stronger performance on coding, agentic tasks, and reasoning, and same pricing as 4.7 ($5/$25 per million input/output tokens). The bigger story underneath: the company confirmed it plans to roll out Mythos — its market-moving cybersecurity-grade frontier model — to all customers in the coming weeks. Until now, Mythos has only been available to a handful of partners under Project Glasswing (Amazon, Microsoft, Apple). Mythos can autonomously discover and exploit software vulnerabilities at or above elite human expert level.

Source: Reuters

2. Anthropic Closes $30B Round at $900B+ Valuation — Officially Past OpenAI

The funding round Bloomberg first reported on May 12 officially closed around May 26–27. Anthropic raised $30+ billion at a pre-money valuation north of $900 billion, surpassing OpenAI's $852 billion private valuation. Co-led by Sequoia, Dragoneer, Altimeter, and Greenoaks at roughly $2B each, with Founders Fund and General Catalyst participating. The company is also tracking toward its first quarterly operating profit ever — though analysts noted that a one-time SpaceX compute discount may be the reason it lands in the black this quarter.

Source: Unrot.co

3. KPMG Deploys Claude to 276,000 Employees Across 138 Countries

KPMG and Anthropic announced the KPMG Digital Gateway Powered by Claude — embedding Claude directly into KPMG's core client delivery platform on Microsoft Azure. It's the largest enterprise AI deployment in the professional services sector. Anthropic also named KPMG its preferred consultant for private equity, with co-developed Claude-powered products planned for portfolio companies. Combined with the earlier Deloitte deal (470,000 employees), Anthropic now has 750,000+ professional services workers running Claude as their daily co-pilot. The Big Four are becoming an Anthropic distribution channel.

Source: KPMG

4. Anthropic + Gates Foundation Sign $200M Global AI Partnership

Anthropic and the Bill & Melinda Gates Foundation announced a four-year $200M partnership to deploy Claude across global health, life sciences, education, and economic mobility programs — focused on the 4.6 billion people in low- and middle-income countries who lack access to essential health services. Initial disease focus includes polio, HPV, and eclampsia. Implementation spans the US, sub-Saharan Africa, and India. Datasets and benchmarks built under the program — including African-language data and smallholder agriculture datasets — will be released as public goods. The Gates Foundation's largest AI commitment to date.

Source: Enterprise DNA

5. DeepMind's AlphaProof Nexus Solves 9 Erdős Problems for $200 Each

Google DeepMind's AlphaProof Nexus framework solved nine open Erdős problems, 44 OEIS conjectures, and a 15-year-old algebraic geometry problem — at a cost of just a few hundred dollars per problem. The system pairs an LLM (Gemini 3.1 Pro) with the Lean proof assistant, which verifies every step formally. Some problems had been open for 56 years. Hassabis was quick to clarify this is not AGI — but he also moved his timeline from "five to ten years" to "a real possibility by 2029." The arXiv preprint dropped May 21.

Source: WinBuzzer

6. OpenAI Launches $4B DeployCo — Built to Compete with McKinsey, Not Anthropic

OpenAI launched The OpenAI Deployment Company (DeployCo) — a majority-owned subsidiary with $4 billion in initial capital and a $10B pre-money valuation. The structure is the story: founding investors include McKinsey, Bain, Capgemini, TPG, Goldman Sachs, SoftBank, and Warburg Pincus — many of the same firms whose business OpenAI is now directly competing with. DeployCo acquired Tomoro (150 Forward Deployed Engineers) on day one. The investors get a minimum guaranteed 17.5% return with profits capped. The pivot: OpenAI is no longer just a model lab — it's now a $14B consultancy.

Source: Axios

7. Cohere Acquires Aleph Alpha — $20B Transatlantic Sovereign AI Challenger

Cohere is acquiring Germany's Aleph Alpha to form a $20 billion transatlantic AI group, backed by both the Canadian and German governments. Schwarz Group (the parent of Lidl and Kaufland) is committing $600M to Cohere's upcoming Series E. The combined entity will operate under the Cohere brand with dual HQ in Canada and Germany, targeting heavily regulated sectors — defense, finance, energy, healthcare — and the European public sector. The deal is a clear signal: sovereign AI is no longer theoretical, and consolidation is starting. The German government is the anchor customer.

Source: PitchBook

8. Canada Rules OpenAI Violated Privacy Laws in Building ChatGPT

On May 6, Canada's federal Privacy Commissioner and three provincial counterparts (Quebec, BC, Alberta) concluded a three-year joint investigation finding OpenAI violated Canadian federal and provincial privacy laws when developing ChatGPT. The report found OpenAI scraped vast amounts of personal data — including health, political views, and information about children — without valid consent, launched ChatGPT knowing it fabricated facts about real people, and ran without retention or deletion policies. BC's commissioner went further: "ChatGPT, by design, cannot be compliant with the province's privacy law as currently written." The ruling lands as OpenAI prepares its IPO and reshapes the conversation around sovereign AI procurement in regulated industries.

Source: Globe and Mail

May 29, 2026