a42z — knowledge hub

Trending & Newsworthy (9 stories) 9

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bookofjoe2026-06-28↑ 338 comments

Hengefinder's launch and its 33 points with 8 comments indicate a significant interest in the tech community, making it a noteworthy story.

Deriving the SVD (Single Value Decomposition) from scratch

pcael2026-06-28↑ 303 comments

Deriving the SVD from scratch is a substantial technical achievement that could impact AI and ML development, warranting attention from the audience.

How information theory saved my word game

jamwise2026-06-28↑ 186 comments

The application of information theory to a word game, with 18 points and 6 comments, showcases a unique problem-solving approach worth exploring.

Homemade Transistor from Cadmium Sulfide Photocell (2009)

thenthenthen2026-06-29↑ 72 comments

The homemade transistor from a Cadmium Sulfide Photocell, although from 2009, represents an innovative DIY electronics project that could inspire new makers and engineers.

Structural Correctness

stuartaxelowen2026-06-29↑ 170 comments

Structural Correctness, with 17 points, touches on a critical aspect of software development that is highly relevant to the audience's interests in coding and engineering.

Segmenting Robot Video into Actionable Subtasks

tomaspduarte2026-06-29↑ 142 comments

Segmenting Robot Video into Actionable Subtasks has implications for robotics and AI, making it a valuable read for those interested in machine learning advancements.

Loko Scheme 0.13.0

azhenley2026-06-30↑ 223 comments

Loko Scheme 0.13.0's release, with 22 points, indicates a significant update in the Scheme programming language ecosystem that developers should be aware of.

Show HN: C++, Java and C# light-weight-logger

PenguineDavid2026-06-30↑ 100 comments

The C++, Java, and C# light-weight-logger, although lacking comments, presents a useful tool for engineers working in these languages, enhancing their development workflow.

Newly discovered spider builds spring loaded snare to catch ants

chimpanzee2026-06-28↑ 191 comments

The discovery of a spider building a spring-loaded snare, with 19 points, while not directly tech-related, can inspire biomimicry in engineering and robotics, a field of growing interest.

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AI Models 15

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Ngozi Ibe got $75,000. Hired 22 staff. Signed contracts with three major wholesale distributors. A shoe factory. Not an app. Not a startup.…

@richtosho2026-07-01

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𝐀𝐈 𝐢𝐧 𝟐𝟎𝟐𝟓 𝐕𝐬 𝐀𝐈 𝐢𝐧 𝟐𝟎𝟐𝟔 AI is moving faster than ever. A lot of tools have already become obsolete. This is the 2026 AI tool stack across…

@abir356272026-07-01

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📂 AI Engineer ┃ ┣ 📂 Introduction ┃ ┣ 📂 What is an AI Engineer? ┃ ┣ 📂 Roles & Responsibilities ┃ ┣ 📂 Product Development Impact ┃ ┣ 📂 AI …

@sairahul12026-07-01

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Analytical Breakdown of Technological Approaches for 2026: AI Trading Bots and Next-Gen Agentic Web3 Infrastructure The evolution of automa…

@Bober_smart2026-07-01

❤️ 47 🔄 1

Kimi-K2.7-Code is live on Nebius Token Factory. @Kimi_Moonshot 's latest coding-focused open-weight model is built for long-horizon softwar…

@nebiustf2026-07-01

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http://x711.io is deeper than most think, and it’s part of the http://zambo.dev stack It's a 47-tool programmable execution layer for AI age…

@CripdoeCrypto2026-07-01

❤️ 9 🔄 3

Anthropic will open above 2 trillion in market cap by the time they IPO (Save this). The most important question in AI right now isn't whic…

@MilkRoadAI2026-07-01

❤️ 9 🔄 2

openai and anthropic are starting to face a serious pricing problem... their models are still excellent. but every high-volume workload is…

@yuhasbeentaken2026-07-01

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Try opspilot here : https://opspilot-io.vercel.app/ Here's repo : https://github.com/mdayanabbas/opspilot Frontend deployed on : vercel Ba…

@Stat_Sawyer2026-07-01deployaiagents

❤️ 1 🔄 0

5 open-source AI repos trending on GitHub today → 1. Strix (usestrix) — ~29k★ · +1,195 today ai-powered pen testing tool that finds and fix…

@0xProbabillity2026-07-01

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@barkmeta Amazon Bedrock one of Amazons organizations host all the following LLM models. Crazy work. * Anthropic: The Claude family (inclu…

@gruvemeta2026-07-01

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Deep Dive: Why Sol is restricted (and how it compares to Claude’s “hidden” release) This isn’t just OpenAI being cautious. It’s part of a…

@zerobarkthirty2026-07-01

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@lulumeservey I agree *but* OpenAI needs a brand positioning. OpenAI relied for too long on being "the category". But last year Anthropic d…

@mr_james_c2026-07-01

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🚀 Fable 5 is BACK. After a brief suspension, Anthropic has officially re-released Claude Fable 5 globally on July 1. Here’s what changed 👇…

@HKTECH_AI2026-07-01

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🚀 Why AI Agents Will Change Everything For years, we've been talking to AI. Now, we're entering the era where AI starts working for us. …

@asp_71712026-07-01

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Startup Ecosystem 7

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Africa built a startup ecosystem before it built a knowledge-monetisation engine. That is one way to understand why venture capital on the …

@BBSimons2026-07-01

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🇨🇱💡 Did you know that Chile leads Latin America in per-capita startup funding, leaving Mexico far behind? Venture capital firms are writing…

@LatamData2026-07-01

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Dubai Founders HQ has partnered with global venture capital firm Antler to launch the Entrepreneur Academy, a six-week programme designed to…

@arabtimesnews2026-07-01

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𝗪𝗵𝘆 𝗡𝗶𝗴𝗲𝗿𝗶𝗮𝗻 𝗘𝗻𝘁𝗿𝗲𝗽𝗿𝗲𝗻𝗲𝘂𝗿𝘀 𝗔𝗿𝗲 𝗖𝗵𝗮𝘀𝗶𝗻𝗴 𝗚𝗿𝗮𝗻𝘁𝘀 𝗜𝗻𝘀𝘁𝗲𝗮𝗱 𝗼𝗳 𝗜𝗻𝘃𝗲𝘀𝘁𝗼𝗿𝘀 🇳🇬 By James Gbadamosi A few years ago, every startup founder seemed to…

@NigeriaMagazine2026-07-01

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Nigerian Students, ₦50 Million Equity-Free Grant is Open – Apply Now If you are a Nigerian student in a Nigerian tertiary institution and b…

@punditpahpah2026-07-01

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Hiring: Angular Developer Location: Lagos Role Description The Angular Developer will be responsible for designing and building user-facin…

@TrybeCityJobs2026-07-01

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http://quant-builder.ai/learn "Layoffs march lower, but AI starts to show up in cuts" Layoffs have decreased in June, with just under 46,0…

@QuantBuilderAI2026-07-01

❤️ 0 🔄 0

AI Workforce 8

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#Fresher Openings for #Software Engineer. Hexaware is hiring #Freshers for Gen AI Developer Associate Location: #India Eligibility: • Bac…

@AkshayKumar_JAK2026-07-01FresherSoftwareFreshers

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AI Workforce Retraining Fund Hits $500M: Companies Cutting Jobs Are Paying for the Fix | Jerry Owens, Techtimes The companies that have att…

@OwenGregorian2026-07-01

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📢 Hiring: Engineering Manager, Shared Services 🏢 Company: Human Interest 📍 Location: Remote 💼 Employment Type: Full-Time 💰 Salary: $220,000–…

@JobswithVictor2026-07-01

❤️ 0 🔄 0

@ChewBdeube @mooskiebest @EndWokeness when big tech was hiring fast we loved big tech, now all big tech is doing layoffs n ghost-jobs. fuk b…

@Truthandfacts152026-07-01

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June 2026 CHALLENGER REPORT June Layoffs Cool to 45,849, Down 53% From May; AI Leads Reasons for Fourth Consecutive Month Through June, em…

@PugetPointCap2026-07-01

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Nearly 48% of the 78,557 tech layoffs tracked through April 2026 were explicitly attributed to AI and workflow automation, per Nikkei Asia a…

@financespotnews2026-07-01

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Artificial intelligence is beginning to reshape the U.S. labor market. Tech and finance are losing an average of 28,000 jobs per month, not…

@ecopulse2472026-07-01ArtificialIntelligence

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𝗠𝗶𝗰𝗿𝗼𝘀𝗼𝗳𝘁 𝗦𝗲𝘁 𝗳𝗼𝗿 𝗙𝗿𝗲𝘀𝗵 𝗟𝗮𝘆𝗼𝗳𝗳𝘀 𝗮𝘀 𝗔𝗜 𝗦𝗽𝗲𝗻𝗱𝗶𝗻𝗴 𝗥𝗲𝘀𝗵𝗮𝗽𝗲𝘀 𝗣𝗿𝗶𝗼𝗿𝗶𝘁𝗶𝗲𝘀 𝗔𝗰𝗿𝗼𝘀𝘀 𝗕𝗶𝗴 𝗧𝗲𝗰𝗵 Microsoft layoffs 2026 are expected to affect thousands …

@analyticsinme2026-07-01

❤️ 0 🔄 0

AI Agents 5

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See the latest updates in Unity AI Gateway: Databricks’ governance solution for AI assets, models, agents, LLM endpoints, MCP servers, Skill…

@databricks2026-07-01

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Agentic AI Engineering for Systems that Reason and Act Autonomously – Design, Build, and Prompt LLM-Based Agents for Real-World Deployment: …

@KirkDBorne2026-07-01

❤️ 4 🔄 1

@Teknium @NousResearch I blame you, but my Hermes agents now outnumber my OpenClaw agents 2-to-1. 😂 Especially now that MoA is in. Keep up …

@Franzferdinan572026-07-01AILLM

❤️ 2 🔄 0

𝐓𝐡𝐞 𝐄𝐯𝐨𝐥𝐮𝐭𝐢𝐨𝐧 𝐨𝐟 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐓𝐨𝐨𝐥𝐬 Every major shift in software engineering has followed the same pattern. The industry rarely advances bec…

@NICKYB4162026-07-01

❤️ 0 🔄 0

@itsurankit Interested! I've worked on AI agents, RAG, LLM applications, and automation tools. Would love to contribute and learn more.

@MikroJaxi2026-07-01

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Other 5

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i literally just one-shotted the $100 claude subscription session limit it only took 42 minutes of thinking this is fucking lame as sh…

@taobanker2026-07-01

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🚨 MEETINGS & DEALS 📅 2000-2008 📆 2000 ELON MUSK MEETS PETER THIEL: Elon Musk and Peter Thiel first met in early 2000 when Musk's onlin…

@TraciThompson702026-07-01

❤️ 1 🔄 1

I think this frames the issue tooo narrowly The concern is not that scientific knowledge can be published, shared or learned globally. Of c…

@PreemptDisease2026-07-01

❤️ 1 🔄 0

2/10 What Voiceflow is: Conversation AI platform for chatbots, voice assistants, and agents that talk to users. Cloud-hosted. Enterprise f…

@AverySoftware2026-07-01

❤️ 0 🔄 0

@thorborg Det der er med anthropic, er at de har 80% margin på deres tokens, hvorimod at kinesiske konkurrenter har meget lave marginer, hvi…

@TheGuard_x12026-07-01

❤️ 0 🔄 0

Last week 17

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Charts of the Summer: Featuring Deel

Andreessen HorowitzAndreessen Horowitz2026-06-30vc

The Future of AI Inference

Radical VenturesRadical Ventures2026-06-30vc

5 More AI Predictions For The Year 2030

Radical VenturesRadical Ventures2026-06-30vc

The 2026 Summer Reading List

Andreessen HorowitzAndreessen Horowitz2026-06-29vc

The Inference Era Is Here: Backing AI Fabrik From Inception

Mayfield FundMayfield Fund2026-06-29vc

The Enterprise AI Reset – Issue #35

Mayfield FundMayfield Fund2026-06-27vc

Meet the a16z Design Engineer Fellows

Andreessen HorowitzAndreessen Horowitz2026-06-26vc

Charts of the Week: Cycles, different but the same

Andreessen HorowitzAndreessen Horowitz2026-06-26vc

Command Zero is betting big on AI-native defense compressing response time

Insight PartnersInsight Partners2026-06-26vc

The Math Stopped Mathing: How AI Is Changing Startup Sales

Madrona Venture GroupMadrona Venture Group2026-06-26vc

NASA’s Artemis II Mission

Andreessen HorowitzAndreessen Horowitz2026-06-25vc

Investing in Netris

Andreessen HorowitzAndreessen Horowitz2026-06-25vc

The Rebel Alliance

Union Square VenturesUnion Square Ventures2026-06-25vc

Investing in Mirendil

Andreessen HorowitzAndreessen Horowitz2026-06-24vc

How AI is rebuilding America’s primary care system

Insight PartnersInsight Partners2026-06-24vc

Rebuilding Enterprise Software for the Agentic Era: Hang Ten Systems

Mayfield FundMayfield Fund2026-06-24vc

Keeping The Front Door of Healthcare Open: Our Investment in Assort Health

Menlo VenturesMenlo Ventures2026-06-24vc

Last month 27

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The World-Building Doors Are Open, Again.

Andreessen HorowitzAndreessen Horowitz2026-06-23vc

Investing in Probook

Andreessen HorowitzAndreessen Horowitz2026-06-23vc

Menlo Turns 50 and Announces $3B in Fresh Capital to Go ALL IN on AI

Menlo VenturesMenlo Ventures2026-06-23vc

Partnering with Probook: AI for the Trades

Sequoia CapitalSequoia Capital2026-06-23vc

Consumer Rebellion

Union Square VenturesUnion Square Ventures2026-06-23vc

Impeccable by Design

Andreessen HorowitzAndreessen Horowitz2026-06-22vc

How to Win a Space War

Andreessen HorowitzAndreessen Horowitz2026-06-22vc

Investing in Prosper AI

Andreessen HorowitzAndreessen Horowitz2026-06-22vc

On to the Next Bottleneck: What Product & Engineering Leaders Told Us About AI in Software Development

Madrona Venture GroupMadrona Venture Group2026-06-22vc

Announcing Upscale AI’s $190M Series A-1

Mayfield FundMayfield Fund2026-06-22vc

Radical Reads: The Rise of NeoLabs

Radical VenturesRadical Ventures2026-06-22vc

Fomo

Union Square VenturesUnion Square Ventures2026-06-22vc

Meet the second cohort of a16z New Media Fellows

Andreessen HorowitzAndreessen Horowitz2026-06-19vc

The Rise of NeoLabs

Radical VenturesRadical Ventures2026-06-19vc

New Media, One Year In

Andreessen HorowitzAndreessen Horowitz2026-06-18vc

Introducing the a16z Talent Engineer Fellowship

Andreessen HorowitzAndreessen Horowitz2026-06-18vc

Harnessing Agentic Marketing for the Enterprise: Gradial’s Series C Fundraise

Madrona Venture GroupMadrona Venture Group2026-06-18vc

Frontier No More?

Madrona Venture GroupMadrona Venture Group2026-06-18vc

Investing in Telepatia

Andreessen HorowitzAndreessen Horowitz2026-06-17vc

Investing in Convey

Andreessen HorowitzAndreessen Horowitz2026-06-17vc

Uneven Frontiers

Andreessen HorowitzAndreessen Horowitz2026-06-17vc

How Skyflow ends the false choice of block or unblock for Agent data

Insight PartnersInsight Partners2026-06-17vc

How Trustmi uses AI to make sure every dollar goes where it should

Insight PartnersInsight Partners2026-06-17vc

The a16z CFO Community

Andreessen HorowitzAndreessen Horowitz2026-06-16vc

How Tamnoon is tackling the cloud security backlog with autonomous remediation

Insight PartnersInsight Partners2026-06-16vc

The next generation of analytics: Why we invested in Golden Analytics

Insight PartnersInsight Partners2026-06-16vc

The Readiness Gap: The Future of Jobs

Mayfield FundMayfield Fund2026-06-16vc

Older 78

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The Late-Mover Advantage in AI Applications

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

The AI Stack Is Consolidating. But the Hard Problems Are Elsewhere

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

Insights By Accel

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

SaaS Playbook: Learning from the Practitioners and Building a Community

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

Benchmarks Are Broken: 5 Operator Metrics Every AI Exec Should Track

Accel - Seed to ScaleAccel - Seed to Scalevcdate-unverified

All Insights

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Autodesk enters into an agreement to buy MaintainX for $3.6B

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Celebrating Moveworks + ServiceNow on their agreement to be acquired

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Crusoe’s Climb: Betting on Power Before AI Was Cool

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Legora raises Series D to build the world's first collaborative AI for lawyers.

Bain Capital VenturesBain Capital Venturesvcdate-unverified

Research

Battery VenturesBattery Venturesvcdate-unverified

Case Studies

Battery VenturesBattery Venturesvcdate-unverified

The 75-Year-Old Payroll Problem—And Our Investment in Warp

Battery VenturesBattery Venturesvcdate-unverified

Our Investment in Triomics

Battery VenturesBattery Venturesvcdate-unverified

What It Takes to Build, Scale and Sell in the AI Era: Four Insights from AI✦NY 2026

Battery VenturesBattery Venturesvcdate-unverified

Building robotics businesses set to scale