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Wednesday, 23 September 2026

The AI links the most newsletters and link sources had shared by the end of the day (UTC), each source counted once.

As of 2026-09-23 23:59 UTC Status sealed Rebuilt from issues on file

Reconstructed after the day from the issues on file (dates as published). An issue counts on the date it carries, even if it was collected later.

That day 36-hour window

  1. Shared by 8

    GPT-6 Sol and Luna

    “Anthropic just dropped Claude Opus 5.5. About 90 minutes later, OpenAI answered with GPT-6 Sol and Luna.” via The Neuron

    Reported byThe Neuron, The Rundown AI, Superhuman AI, Forward Future, TLDR AI, AI Breakfast, Data Points

    Discussed onHacker News 1,779 pts · 855 comments

    How 1 source put it
    openai.com First shared 2026-09-22
  2. Shared by 7

    Introducing Claude Opus 5.5

    Anthropic launches Claude Opus 5.5, which costs 40% less to run than Opus 5 while matching Fable 5.1 performance. Details input/output token prices of $4 and $20 per million, plus a 60% reduction in cache read costs. cited

    Reported byThe Neuron, The Rundown AI, Superhuman AI, Forward Future, TLDR AI, AI Breakfast

    Discussed onHacker News 1,806 pts · 1,134 comments

    Where it was shared
    anthropic.com announcement · 14 min read First shared 2026-09-22
  3. Shared by 8

    Introducing Grok 4.7

    xAI launches Grok 4.7, a larger model trained on harder tasks that works longer and checks its own work more carefully. Includes benchmark results showing 62.4% on LatchBio's biosafety test and 3.3% risky prompt leakage on HackerBench v0.3, plus pricing of $2 per million input tokens. cited

    Reported byThe Rundown AI, Forward Future, Superhuman AI, TLDR AI, Ben's Bites, AI Breakfast, Data Points

    Discussed onHacker News 609 pts · 541 comments

    Where it was shared
    x.ai announcement · 2 min read First shared 2026-09-21
  4. Shared by 4

    Advisory Group on Mathematics and Artificial Intelligence

    “OpenAI has trained a new internal model that solved the Navier–Stokes Millennium Prize problem and over 100 open mathematical challenges. In response, OpenAI established an independent advisory group involving prominent mathematicians to guide the responsible development and…” via TLDR AI

    Reported byTLDR AI, Ben's Bites, The Rundown AI, AI Breakfast

    How 1 source put it
    • TLDR AI2026-09-22issue ↗ OpenAI has trained a new internal model that solved the Navier–Stokes Millennium Prize problem and over 100 open mathematical challenges. In response, OpenAI established an independent advisory group involving prominent mathematicians to guide the responsible development and…
    • Ben's Bites2026-09-22issue ↗
    • The Rundown AI2026-09-23issue ↗
    • AI Breakfast2026-09-23issue ↗
    openai.com First shared 2026-09-22
  5. Shared by 2

    MiMo-V2.6 | Xiaomi

    “🧠 MiMo-V2.6 - Xiaomi’s omnimodal models on par with Opus 5 and GPT-5.6 Sol” via The Rundown AI

    Reported byThe Rundown AI, The Neuron

    AboutMiMo-V2.6-Flash-RL

    How 1 source put it
    mimo.xiaomi.com 16 min read First shared 2026-09-23
  6. Shared by 2

    Better GPT-6 Prompt Caching

    “OpenAI improved prompt caching for GPT-6 with higher default cache hit rates, discounts for shared prefixes reused within 30 minutes, and new tools for monitoring and diagnosing cache performance.” via TLDR AI

    Reported byTLDR AI, AI Breakfast

    How 1 source put it
    • TLDR AI2026-09-23issue ↗ OpenAI improved prompt caching for GPT-6 with higher default cache hit rates, discounts for shared prefixes reused within 30 minutes, and new tools for monitoring and diagnosing cache performance.
    • AI Breakfast2026-09-23issue ↗
    openai.com First shared 2026-09-23
  7. Shared by 2

    Read the full article here

    “Microsoft's Digital Crimes Unit seized 50 websites and disabled more than 150 domains tied to EvilTokens, an AI phishing service sold at a $1,500 fee plus $500 a month that compromised over 12,000 inboxes across 10,000 organizations (Microsoft)” via AI Breakfast

    Reported byForward Future, AI Breakfast

    How 1 source put it
    • Forward Future2026-09-23issue ↗
    • AI Breakfast2026-09-23issue ↗ Microsoft's Digital Crimes Unit seized 50 websites and disabled more than 150 domains tied to EvilTokens, an AI phishing service sold at a $1,500 fee plus $500 a month that compromised over 12,000 inboxes across 10,000 organizations (Microsoft)
    blogs.microsoft.com First shared 2026-09-23
  8. Shared by 1

    SWE-BENCH PRO V2 releases with 642 tasks from 11 repositories, correcting previous task errors and optimizing…

    Reported byTLDR AI

    labs.scale.com First shared 2026-09-23
  9. Shared by 2

    Pentagon says overreliance on AI contributed to missile strike on Iran school

    “Very sad news update: Bloomberg reported that Pentagon investigators found flawed intelligence, outdated imagery, and overreliance on Palantir’s Maven AI contributed to a U.S. strike on an Iranian school that killed 123 children.” via The Neuron

    Reported byThe Neuron

    Discussed onHacker News 974 pts · 553 comments

    bloomberg.com First shared 2026-09-22
  10. Shared by 1

    VSCode's SSH Agent Is Bananas (2025)

    Discussed onHacker News 310 pts · 218 comments

    fly.io First shared 2026-09-23
  11. Shared by 1

    Mercury 2.5 LLM hits 770 tokens per second

    Discussed onHacker News 151 pts · 92 comments

    artificialanalysis.ai First shared 2026-09-23
  12. Shared by 1

    OpenAI breaches Medicare, Albanese reveals

    Discussed onHacker News 256 pts · 257 comments

    smh.com.au First shared 2026-09-23
  13. Shared by 1

    What a task costs on Opus 5.5

    “Opus 5.5 reduces token costs by offering cheaper input and output tokens, with additional savings from extensive use of cache reads. Transaction costs depend on the number of turns, cache utilization, and model selection, impacting tasks based on session length and complexity.” via TLDR AI

    Reported byTLDR AI

    claude.com First shared 2026-09-23
  14. Shared by 1

    Training AI From Real-World Tool Use

    “Perplexity combined rejection sampling fine-tuning with hint-guided self-distillation so its Computer model could learn from both successful sessions and user-corrected failures.” via TLDR AI

    Reported byTLDR AI

    perplexity.ai First shared 2026-09-23
  15. Shared by 1

    Keeping Large MoE Training Within Fixed GPU Memory

    “A set of scheduling techniques bounds four major memory bottlenecks in large-scale MoE training, expert dispatch, vocabulary projection, checkpointing, and optimizer state, without approximating the computation.” via TLDR AI

    Reported byTLDR AI

    arxiv.org First shared 2026-09-23
  16. Shared by 1

    Hardware-Agnostic Models in vLLM

    “vLLM introduces hardware-agnostic layers to support models across diverse hardware while maintaining high performance. These layers achieve up to 96.6% efficiency of native implementations on NVIDIA H100 GPUs while remaining torch compilable and extensible. This ensures vLLM adapts to new GPU advancements…” via TLDR AI

    Reported byTLDR AI

    pytorch.org First shared 2026-09-23
  17. Shared by 1

    China's biggest memory maker says it has caught up with Samsung and Micron

    “ChangXin Memory Technologies, China's largest maker of DRAM, says that its process capabilities are now on par with the most advanced mass-produced nodes in the industry. The company's fifth-generation DRAM platform has entered mass production. The platform yields at…” via TLDR AI

    Reported byTLDR AI

    thenextweb.com First shared 2026-09-23
  18. Shared by 1

    The Biological Computing Co. partners with AWS to sell its neuron-derived AI video model

    “The Biological Computing Co. is a startup that grows living neurons to improve AI models. It has partnered with AWS to bring a neuron-derived AI video model to paying customers. The neurons themselves will stay in the lab. TBC uses them during discovery,…” via TLDR AI

    Reported byTLDR AI

    thenextweb.com First shared 2026-09-23
  19. Shared by 1

    GPT-6 Astra Breaks an Old Enigma Message

    “GPT-6 Astra analyzed the still-unbroken Enigma messages and decided the most promising message was Nr. 172, MVUEH.” via TLDR AI

    Reported byTLDR AI

    schneier.com First shared 2026-09-23
  20. Shared by 1

    Altman and Amodei expected to join UN Security Council meeting about AI

    “OpenAI CEO Sam Altman and Anthropic CEO Dario Amodei will address the UN Security Council on AI safety and regulation amid mounting concerns about AI risks.” via TLDR AI

    Reported byTLDR AI

    cnbc.com First shared 2026-09-23

The week to that day two or more sources

  1. Shared by 8

    GPT-6 Sol and Luna

    “Anthropic just dropped Claude Opus 5.5. About 90 minutes later, OpenAI answered with GPT-6 Sol and Luna.” via The Neuron

    Reported byThe Neuron, The Rundown AI, Superhuman AI, Forward Future, TLDR AI, AI Breakfast, Data Points

    Discussed onHacker News 1,779 pts · 855 comments

    How 1 source put it
    openai.com First shared 2026-09-22
  2. Shared by 7

    Introducing Claude Opus 5.5

    Anthropic launches Claude Opus 5.5, which costs 40% less to run than Opus 5 while matching Fable 5.1 performance. Details input/output token prices of $4 and $20 per million, plus a 60% reduction in cache read costs. cited

    Reported byThe Neuron, The Rundown AI, Superhuman AI, Forward Future, TLDR AI, AI Breakfast

    Discussed onHacker News 1,806 pts · 1,134 comments

    Where it was shared
    anthropic.com announcement · 14 min read First shared 2026-09-22
  3. Shared by 8

    Introducing Grok 4.7

    xAI launches Grok 4.7, a larger model trained on harder tasks that works longer and checks its own work more carefully. Includes benchmark results showing 62.4% on LatchBio's biosafety test and 3.3% risky prompt leakage on HackerBench v0.3, plus pricing of $2 per million input tokens. cited

    Reported byThe Rundown AI, Forward Future, Superhuman AI, TLDR AI, Ben's Bites, AI Breakfast, Data Points

    Discussed onHacker News 609 pts · 541 comments

    Where it was shared
    x.ai announcement · 2 min read First shared 2026-09-21
  4. Shared by 4

    Advisory Group on Mathematics and Artificial Intelligence

    “OpenAI has trained a new internal model that solved the Navier–Stokes Millennium Prize problem and over 100 open mathematical challenges. In response, OpenAI established an independent advisory group involving prominent mathematicians to guide the responsible development and…” via TLDR AI

    Reported byTLDR AI, Ben's Bites, The Rundown AI, AI Breakfast

    How 1 source put it
    • TLDR AI2026-09-22issue ↗ OpenAI has trained a new internal model that solved the Navier–Stokes Millennium Prize problem and over 100 open mathematical challenges. In response, OpenAI established an independent advisory group involving prominent mathematicians to guide the responsible development and…
    • Ben's Bites2026-09-22issue ↗
    • The Rundown AI2026-09-23issue ↗
    • AI Breakfast2026-09-23issue ↗
    openai.com First shared 2026-09-22
  5. Shared by 7

    Astra for Law

    “Astra for Law is a legal AI foundation that combines GPT-6 Astra with tools, settings, privacy controls, and context designed for professional legal work.” via TLDR AI

    Reported bySuperhuman AI, TLDR AI, AI Breakfast, TheSequence, The Rundown AI, Data Points, Turing Post

    How 1 source put it
    openai.com First shared 2026-09-18
  6. Shared by 4

    ️ Qwen-Image-2.1 - Qwen’s open-weight AI to generate, edit transparent images

    “🖼️ Qwen-Image-2.1 - Qwen’s open-weight AI to generate, edit transparent images” via The Rundown AI

    Reported byData Points, The Rundown AI

    Discussed onHacker News 740 pts · 199 comments, r/LocalLLaMA 1,861 upvotes · 389 comments

    How 1 source put it
    qwen.ai 5 min read First shared 2026-09-20
  7. Shared by 3

    Nvidia CEO Jensen Huang put the odds of AI ending the world by 2030 at 0%, calling ex-Anthropic researcher Jacob…

    Reported bySuperhuman AI, The Rundown AI, Ben's Bites

    How 1 source put it
    • Superhuman AI2026-09-21issue ↗
    • The Rundown AI2026-09-22issue ↗ Nvidia CEO Jensen Huang put the odds of AI ending the world by 2030 at 0%, calling ex-Anthropic researcher Jacob Coxon’s viral warnings “irresponsible.”Meta launched Muse connectors for developers, allowing outside apps to plug into its AI agent and creating a directory for the approved connector options.
    • Ben's Bites2026-09-22issue ↗
    muse.ai First shared 2026-09-21
  8. Shared by 2

    MiMo-V2.6 | Xiaomi

    “🧠 MiMo-V2.6 - Xiaomi’s omnimodal models on par with Opus 5 and GPT-5.6 Sol” via The Rundown AI

    Reported byThe Rundown AI, The Neuron

    AboutMiMo-V2.6-Flash-RL

    How 1 source put it
    mimo.xiaomi.com 16 min read First shared 2026-09-23
  9. Shared by 7

    OpenAI’s new rules for reporting model misbehavior

    “OPENAI📂 OpenAI’s new rules for reporting model misbehaviorImage source: OpenAIThe Rundown: OpenAI just released six new reports on its models misbehaving during training, including wild details like rewriting their own jailbreak-style instructions to using leaked credentials, alongside a new process for making such incidents public faster.The details: An…” via The Rundown AI

    Reported byDon't Worry About the Vase, Ben's Bites, The Rundown AI, Superhuman AI, AI Breakfast, Exponential View, Turing Post

    How 1 source put it
    openai.com First shared 2026-09-17
  10. Shared by 3

    OpenAI hacked by ‘three guys with Claude’

    “OPENAI🔓 OpenAI hacked by ‘three guys with Claude’Image source: Hacktron AIThe Rundown: Security startup Hacktron AI just revealed that its three researchers got inside OpenAI's private codebase in under 72 hours this July, taking over employee accounts in an attack that Anthropic's Claude helped write.The details: Hacktron used an image-upload bug to get…” via The Rundown AI

    Reported byThe Rundown AI, Interconnects

    Discussed onHacker News 491 pts · 208 comments

    How 1 source put it
    • The Rundown AI2026-09-21issue ↗ OPENAI🔓 OpenAI hacked by ‘three guys with Claude’Image source: Hacktron AIThe Rundown: Security startup Hacktron AI just revealed that its three researchers got inside OpenAI's private codebase in under 72 hours this July, taking over employee accounts in an attack that Anthropic's Claude helped write.The details: Hacktron used an image-upload bug to get…
    • Interconnects2026-09-22issue ↗
    hacktron.ai First shared 2026-09-18