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The Stack

The Stack — September 12, 2026

17 min•12 september 2026

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Daily Tech Briefing

AI & Machine Learning

Anthropic alleges industrial-scale model distillation by Chinese firms. The company published a report claiming it observed nearly 200 million exchanges tied to five distillation campaigns against Claude. The largest, attributed to Alibaba, allegedly involved 151 million exchanges across 3,500 accounts between May and July, targeting agentic, coding, and reasoning capabilities; a second campaign attributed to Moonshot AI allegedly routed requests through thousands of accounts, with some appearing to originate from Chinese military sources. These are Anthropic's own allegations, not independently verified, and the company has a clear competitive and regulatory interest in framing distillation as a security threat. Treat the scale figures as vendor-reported.

Anthropic restricts consumer Claude to adults 18+. Age verification runs through third-party provider Yoti (facial age estimation, ID document, or the Yoti Digital ID app). Anthropic says it receives only a pass/fail result and stores no personal data, and that safety systems will detect and disable accounts showing signs of minor activity. This is a policy change to an existing product, not a new launch.

OpenAI pauses new $200/month Pro sign-ups, citing infrastructure strain. The company attributes the pause to demand for its newest model, Astra; API, Go, and Plus tiers remain available, and no timeline was given for resuming Pro. Note the incentive to frame demand as unprecedented — the scale claims are unverified.

Independent benchmarking undercuts viral token-cost savings claims. A detailed cost study challenges widely shared figures that RTK (Rust Token Killer), a terminal-output compression tool for AI coding agents, cuts token costs by up to 60%. Testing on Terminal-Bench 2.1 across ~1,740 attempts with two model/harness combinations found savings that were small, inconsistent, and largely attributable to a single task; in some configurations costs rose (up to 17% on a task-level measure). The key confusion: RTK's own "gain" metric counts bytes of removed output, not billed tokens, and can credit savings for commands that never would have returned the full output. The practical takeaway is that RTK is a niche optimization, not a general cost-saver.

24 Fields Medalists push back on AI math benchmarking. A signed statement argues that AI companies' rush to benchmark LLMs on major open math problems is misaligned with mathematics as a discipline — citing rushed announcements, missing writeups and attribution, and a focus on true/false results over conceptual understanding. The letter frames this as a broader problem affecting scientific and creative work. This is a significant collective intervention from senior mathematicians, and it lands amid separate disputes: an NYU professor has accused OpenAI of pressuring him not to credit an Anthropic collaborator on a math result, and OpenAI withdrew sponsorship of a CalTech math event after criticism from university researchers. Those claims are contested and OpenAI's own proof remains unverified.

On the "code slop" question: one analysis argues LLM-generated code is often formally correct but roughly twice as verbose and structurally eroded versus human-written code, citing SlopCodeBench metrics (verbosity, erosion). It reports 0% strict pass rates for state-of-the-art models on iterative benchmarks with context resets between checkpoints, and criticizes LLM-as-judge evaluation as unreliable. The framing is opinionated and comes from someone working on the problem at a company — treat the specific numbers as directional.

Industry & Funding

Moonshot AI targeting $2B annualized revenue by year-end, roughly double its August run rate, per Bloomberg. That remains far below reported figures for OpenAI (~$40B) and Anthropic (~$65B). Moonshot's open-weight models carry lower margins, and the company now faces the distillation allegations above.

Nvidia reiterates aggressive growth guidance. Jensen Huang said the company could grow revenue 70% year-over-year next year, implying roughly $680B against an expected ~$400B this fiscal year, arguing Nvidia's position across suppliers, data centers, and AI labs gives it unusual demand visibility. He also dismissed "circular deal" concerns — Nvidia investing in companies that then buy its products — claiming $100B in underlying customer contracts back the investments. This is forward-looking guidance from a CEO at an investor conference, not a verified result, and the circular-deal question remains a legitimate analyst concern.

Nscale adds Fidji Simo to its board ahead of an anticipated fall IPO. The UK-based AI data center startup is reportedly seeking up to $3.5B in funding ahead of the listing. Simo previously led Instacart through its 2023 IPO and spent over a decade at Meta.

Regional startup competition names three winners advancing to Startup Battlefield 200 at Disrupt in October: Cerberus (Uzbekistan, AI cybersecurity vulnerability hunting), WeGlobal AI (Kazakhstan, student mental health and career guidance), and LOOQ (Japan, camera hardware plus an "attention API" for measuring out-of-home ad viewership). The three share a $100,000 investment pool; OpenAI provided $280,000 in API credits across all 22 finalists. Of 726 applicants, 84% were building AI products.

Policy debate: Y Combinator's Garry Tan argues against regulating distillation, telling CNBC he would "do nothing" and suggesting the US could establish its own distillation regime so American open-weight labs can train on domestic frontier models. He framed restrictive terms of service on model outputs as overreach, noting frontier labs themselves trained on broadly scraped public data, and said his concern is a future where frontier AI concentrates in a single proprietary company. This is an advocacy position from a prominent startup investor, not a policy decision.

Infrastructure & Semiconductors

Oracle tries to win over Stargate data center opponents with a renewables commitment. Notably, that pledge doesn't change the facility's reliance on natural gas — so the renewable framing may be more about public relations than a real shift in the project's energy mix.

EPA moves to gut public-notice requirements for industrial air permits, including data centers and the power plants serving them. A separate proposal would let data center construction begin before permits are approved. Roughly 200 advocacy groups and a bipartisan group of states oppose the changes; reporting highlights disproportionate siting in rural Black communities in the South, with concerns about health impacts, ratepayer costs, and housing displacement. The EPA frames the changes as speeding permitting and supporting "energy dominance." The proposal is expected to be finalized within a year.

Database scaling result worth noting: a vendor reports sustaining 118.5 million queries per second for 16 minutes across 512 shards with 1.22 PiB of data, using single-shard point selects on Postgres primaries with a routing layer, with per-shard throughput holding nearly flat as the cluster scaled. The authors' own caveats matter: read-only workload, no replicas, no failover during the window, and a simple query pattern — this demonstrates horizontal scaling of a narrow workload, not general-purpose performance.

Cybersecurity & Privacy

ClickFix-style attacks are spreading widely, infecting both Windows PCs and Macs. The technique's simplicity — paired with how hard it can be for users to accomplish legitimate tasks — appears to be driving its viral spread. Expect this to remain a persistent social-engineering threat.

Trezor customers hit by a third-party phishing campaign. A breach at marketing vendor Brevo allowed attackers to send roughly 347,000 phishing emails to Trezor customers, directing them to a malicious app requesting wallet backup passwords. Brevo said hackers accessed 138 of its accounts via a scoping flaw; Trezor says its own products and systems were unaffected. This is the second third-party breach affecting Trezor customers in recent weeks, following an August incident at shipping partner ShipMonk that exposed data on at least 81,000 people. Such data can enable targeted physical "wrench" attacks on crypto holders.

Hugging Face now publishes a `security.txt` file — a standard disclosure mechanism for security researchers. Low-key, but a reasonable hygiene signal.

Dev World & Open Source

GrapheneOS ships a rewritten Messages app (v13). A Jetpack Compose/Material 3 rebuild with a large-screen two-pane layout, pinning/snoozing/archiving, redesigned media and sharing flows, and a batch of privacy hardening — opt-in YouTube previews, stricter shared-content validation, immutable pending intents, parser allocation limits — plus numerous crash and notification fixes.

litelm reimplements LiteLLM's routing and message-translation core in roughly 2,900 lines with two dependencies, dropping the proxy, caching, and cost-tracking layers. It mirrors LiteLLM's API surface and supports 19 providers plus OpenAI-compatible endpoints. Self-described as alpha, with the maintainer noting AI-assisted authorship and a scoped compatibility audit rather than full parity.

gPTY is a Godot + Rust terminal multiplexer with a tiling pane grid, PTY management, JSON-RPC/CLI control, and an MCP server so agents can spawn panes, inject text, and read output without TUI scraping. Cross-platform binaries are published; the author openly notes most of the codebase was LLM-generated and may contain unidiomatic patterns or bugs. GPLv3 with plugin exceptions.

Community fatigue with AI-heavy discussion is showing up in tooling. Two projects surfaced that riff on reading Hacker News differently: one reader that filters out AI-driven content, and one that strips AI-related material entirely. Both reflect an ongoing sentiment, though the framing is inherently editorial rather than neutral.

Also worth a look: Snap!, the block-based educational programming language, is being highlighted with its project gallery — a long-running CS education platform, not a new release.

Worth Flagging

  • The RTK cost-savings claims circulating widely on social media are contradicted by independent benchmarking; the gap between "output compressed" and "money saved" is the core confusion.
  • The Fields Medalists' statement is the most significant non-product item today: a direct challenge from a major scientific community to how AI labs are using mathematics as a benchmark.
  • Several of the developer projects above are early-stage, LLM-assisted efforts with explicit caveats from their own authors — calibrate capability claims accordingly.
  • On the Element subsidiary story: reports indicate roughly 20% of employees at AO Nanotronika, a microelectronics equipment developer within the Element group, were asked to resign voluntarily or by mutual agreement. A union letter to the CEO says workers received no formal redundancy documents, and sources cited by Kommersant tie the push to new management after Sber acquired a stake (reported at 41.9% for 27B rubles in January, raised to 49.8% by July). Nanotronika posted 68.7M rubles in revenue and a net loss of nearly 146M rubles for 2025. Element confirms "personnel changes" tied to project adaptation, denies plans to close the subsidiary, and says dismissal procedures comply with labor law. The union's claims come via a letter and unnamed sources, and Element's account differs — some forced departures have reportedly already occurred.

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