Articles & guides
Explainers, how-to guides and the occasional news note. The answer comes first, always, then the numbers, diagrams and sources for going deeper.
Security News
Cloudflare origin PQC: ML-DSA-44, OpenSSL 3.5.0
Authenticated Origin Pulls and Custom Origin Trust Store now take ML-DSA certificates. The requirements: OpenSSL 3.5.0, seed-only keys, Full (strict).
Dev News
FCC robot ban: the 4.4 lb rule that catches vacuums
The FCC put foreign-produced robots on its Covered List on 28 July. The definition starts at 4.4 lb with one sensor and 200 kbps, so it catches robot vacuums.
Dev News
GPT-5.6 price cut: Luna drops 80%, Sol stays at $5
OpenAI cut GPT-5.6 API prices on 30 July. Luna drops 80% to $0.20 / $1.20 and Terra 20%, while Sol does not move. What it does to your bill.
Dev News
MCP 2026-07-28: what the stateless core removes
MCP 2026-07-28 makes the protocol stateless and removes sessions outright. The twelve month deprecation policy in the same release does not cover that list.
Dev News
Nvidia SSI deal: $5B reported, 10x compute on Vera Rubin
Nvidia and Safe Superintelligence announced a partnership on 27 July. What the release actually says, what the $5 billion rests on, and what 10x leaves out.
Dev News
OpenAI's free GPT-5.6 for researchers: what you get
OpenAI opened applications on 29 July for free frontier model access at universities. The real terms: five seats, twelve months, ChatGPT Pro rate limits.
Dev News
Pixel 11 price increase: the RAM crisis, in numbers
Google confirmed Pixel 11 prices are going up and blamed a supplier-driven RAM crisis. The two numbers it cited divide to 4.3x, not the sixfold everyone printed.
Dev News
Laguna S 2.1: 118B open weights on one DGX Spark
Poolside ships Laguna S 2.1, a 118B MoE with 8B active and a 1M context, under an open licence. The weights fit one DGX Spark at four bits. The 1M window does not.
Dev News
Tesla Optimus V3: production starts, reveal still missing
Tesla is installing Optimus production lines at Fremont for a robot it has never shown. What the Q2 call actually confirmed, and why every V3 spec sheet is fiction.
Dev News
NVIDIA and SK's $500B deal: what the 2GW actually commits
SK Group and NVIDIA announced a $500 billion-plus partnership on July 24. The instrument is letters of intent. What is named is a 2GW AI factory for 2027, plus HBM4.
Dev News
IBM buys HRL: 18 spin qubits and a 300mm fab
IBM is buying HRL Laboratories from Boeing and GM. The release has no price and no qubit count. We read the April paper that does: 54 dots, 18 qubits.
Dev News
iOS 26.6 is out: the Spotlight index it quietly builds
Apple shipped iOS 26.6 on July 27. One line of the release note matters: it rebuilds the Spotlight index that the new Siri in iOS 27 will read.
SEO News
Google's €890M DMA fine: what changes in 60 days
The EU fined Google €890M on July 23 in its first DMA decisions against the company. The money is trivial. The cease and desist order attached to it is not.
Dev News
Kimi K3 open weights land July 27: the 1.4TB catch
Moonshot ships the Kimi K3 weights by July 27. At 2.8 trillion parameters in MXFP4 that is about 1.4 TB, and Moonshot itself recommends 64 or more accelerators.
Dev News
Cursor agent swarm: SQLite for $1,339 and the 15x catch
Cursor swarmed agents at the 835-page SQLite manual and got a working Rust database for $1,339. The 15x cost gap being quoted needs a run Cursor left out.
Dev News
AMD Helios vs Vera Rubin NVL72: the MI455X numbers
AMD launched Helios on July 23: 72 Instinct MI455X GPUs, 31TB of HBM4, and a claim of 30% more tokens per dollar than Vera Rubin NVL72. We read the footnotes.
Dev News
Open Weights letter: 25 signers, and what it changes
On July 24, 25 companies signed Open Weights and American AI Leadership. Who signed, who pointedly did not, and what it changes if you ship on downloadable models.
Dev News
Etched raises $300M at $10.3B: where did Sohu go?
Etched raised $300M at a $10.3B valuation on July 23. Its own site no longer says transformer, or Sohu. What it is really shipping, and what stays unproven.
Dev News
FLUX 3 is here: video, audio, open weights later
Black Forest Labs launched FLUX 3 on July 23: one model for video with audio, image and robot actions. Early access only, and the open weights land later in 2026.
Dev News
Claude Opus 5 is here: same price, thinking on by default
Anthropic shipped Claude Opus 5 on July 24 at the same $5/$25 price as Opus 4.8, pitched as Fable 5 intelligence at half the cost, with thinking on by default.
Dev News
PsiQuantum's $125M DARPA deal: what it validates
PsiQuantum signed a $125M DARPA agreement on July 22. It funds verification of a quantum pathway, not a working machine. We read what it actually buys.
Dev News
OpenAI Presence: the enterprise AI agent platform
OpenAI launched Presence on July 22, a managed platform for governed voice and chat agents. What it is, who it is for, and what the 75% figure really means.
Network News
NVIDIA Spectrum-6: what 102.4 Tb/s Ethernet changes
NVIDIA's Spectrum-6 is a 102.4 Tb/s per-chip Ethernet switch for the Vera Rubin platform, with co-packaged optics. What's real, what's marketing, and who it's for.
Dev News
Anthropic's $1.5B author settlement: what it changes
A judge gave final approval to Anthropic's $1.5B author settlement on July 20. What it actually settles, the fair-use question it leaves open, and what changes for you.
Dev News
ChatGPT ads are live: OpenAI's self-serve Ads Manager
OpenAI opened a self-serve Ads Manager for ChatGPT on July 22. Who sees the ads, where they sit, the budget confusion, and what it actually means for you.
Dev News
Claude Cowork Record a Skill: teach agents by demo
Anthropic shipped Record a Skill in Claude Cowork on July 21. What it does, which plans get it, and the screen-capture catch nobody is flagging.
Dev News
NVIDIA Vera Rubin: what BMS's first AI factory really is
Bristol Myers Squibb is deploying an NVIDIA DGX SuperPOD on eight Vera Rubin NVL72 systems. It's a build commitment, not a running cluster. What Rubin really is.
Dev News
Qwen-Image-3.0 is here: no weights, no benchmarks
Alibaba's Qwen-Image-3.0 went live July 21 claiming 10px text and live-data infographics, but with no weights, no benchmark and no model card. The honest read.
Dev News
Gemini 3.6 Flash: cheaper than 3.5, better on paper
Google shipped Gemini 3.6 Flash on July 21 at $1.50/$7.50 per million tokens, cheaper than 3.5 Flash and higher on its own benchmarks. The Pro is still in testing.
Dev News
Robostral Navigate: Mistral robots on one camera
Mistral's first robotics model steers robots from one RGB camera and plain-English commands. Here's what the 8B Robostral Navigate really does, and where it stops.
Dev News
Did Claude Fable 5 disprove the Jacobian Conjecture?
An Anthropic number theorist used Claude Fable 5 to post a public counterexample to the 85-year-old Jacobian Conjecture. What is real, and what still needs checking.
Dev News
Claude Code drops Node for Bun 1.4.0 in Rust
Since v2.1.181, Claude Code ships as a native binary running Bun, ported from Zig to Rust with Claude. What changed for you, the real numbers, and the slop row.
Dev News
Humanoid HMND 01: what the robot unicorn really ships
London's Humanoid just hit a $1.2B valuation. Here's what its HMND 01 Alpha robot actually does, the specs that are real, and what's still just a claim.
Dev News
Qwen3.8 preview is live: the 2.4T open weights are not
Alibaba's Qwen3.8-Max-Preview went up on July 19 with a 2.4T-parameter claim and open weights promised soon. Here's what you can run today, and what's still a tweet.
Dev News
Fireworks AI $1.5B Series D: what it means for open models
Fireworks closed a $1.505B Series D at a $17.5B valuation, Nvidia among the backers. A raise ships no code. Here is what it signals for teams serving open weights.
Security News
Classic McEliece is the first ISO post-quantum standard
ISO just made Classic McEliece the first post-quantum algorithm in ISO/IEC 18033-2. Here is what that milestone means, and why it is not your TLS default.
Dev News
Gemini 3.5 Pro missed July 17: launch vs leak
Google's Gemini 3.5 Pro slipped its reported July 17 target, a third miss. The 2M context, Deep Think and pricing are all leaks. Here is what Google actually said.
Dev News
Claude Fable 5 goes permanent July 20: the fine print
Anthropic makes Claude Fable 5 permanent from July 20, but only Max and Team Premium include it, at 50% of limits. Pro and Team Standard pay per token.
Dev News
NVIDIA Ising Decoder ColorCode 1: what 347x really means
NVIDIA's open color code pre-decoder claims 347.7x better logical error rates. We read the chart, and the headline point at d=31 is extrapolated, not measured.
Dev News
Apple Intelligence China: approved, not shipped
China cleared Apple Intelligence on July 15 with Alibaba Qwen inside. No launch date came with it. What the filing actually covers, and what it does not change.
Dev News
NVIDIA Jetson T3000 and T2000: Thor for mainstream robots
NVIDIA's new Jetson T3000 and T2000 bring Thor-class AI to smaller, cheaper robots. Here's the real spec gap, the Q1 2027 catch, and what's still hype.
Dev News
Thinking Machines Inkling: what the 975B open model is for
Thinking Machines released Inkling, a 975B open-weights MoE with 41B active params. It loses plenty of benchmarks on purpose. Here is what it is actually built for.
Dev News
iOS 27 public beta: the new Siri AI is finally here
Apple opened the iOS 27 public beta with a rebuilt Siri that holds a conversation and acts in your apps. Here is who can actually use it, and the real catches.
Dev News
Kimi K3 is live: the confirmed specs and the leak noise
Moonshot's Kimi K3 hit the Kimi app and API on July 16 with a 1M context. The 2.8T params, benchmarks and prices are still leak-grade. What to trust today.
Dev News
Apple v. OpenAI: what the trade secrets suit changes
Apple sued OpenAI on July 10 over alleged trade secret theft. What the complaint actually claims, what stays unproven, and what it changes for your work.
Dev News
Nvidia halves its Asia AI chip buyer list: who's cut
Nvidia cut more than half its authorised AI chip buyers in Singapore, Malaysia and Japan. What the white list check involves, who failed it, and if it reaches you.
Sysadmin News
New York pauses 50MW+ data centers: what changes
New York is the first US state to pause new hyperscale data centers. Where the 50MW line falls, what is carved out, and whether any of it reaches your bill.
Dev
DeepSeek V4 is here: deepseek-chat breaks July 24
DeepSeek V4 is graduating from preview, and the deepseek-chat and deepseek-reasoner API aliases stop working after July 24, 2026. What to change, and the one trap.
Dev
Seedream 5.0 Pro: the image model that ships you layers
Seedream 5.0 Pro (ByteDance, July 8) splits an image into 10+ editable transparent layers and renders in-image text in ten-plus languages. Where it wins, and slips.
Dev News
Meta Iris: what its new AI chip changes for you
Meta's new AI chip, Iris, enters production in September, built with Broadcom on TSMC. Here's what it really changes for you, and what's still just hype.
Dev News
Meta Muse Spark 1.1: cheap agentic coding, real caveats
Meta shipped Muse Spark 1.1 on July 9, its first paid model API: a 1M-token agentic coder at $1.25/$4.25. What it wins, where it trails, and the catch.
Security News
Post-quantum TLS: why ML-DSA is the signature to ship
NIST has nine newer post-quantum signatures cooking, but Cloudflare says ship ML-DSA now. Here is what its size and speed really cost your TLS.
Dev
TypeScript 7.0 is here: the Go rewrite is 10x faster
TypeScript 7.0 shipped July 8, the compiler rewritten in Go and about 10x faster on full builds. What really changed, and the one catch for Astro and Svelte users.
Dev News
GPT-5.6 goes public July 9: Sol, Terra or Luna
OpenAI is releasing GPT-5.6 to everyone from July 9 after a US safety review. Sol, Terra and Luna tiers, the prices, and which one to actually use.
Dev News
Tencent Hy3: what a free 295B open model really gives you
Tencent's Hy3 is an open 295B MoE under Apache 2.0, free on OpenRouter until July 21. Here's what it really is and the hardware you need to run it.
Dev
Claude Fable 5 vs Grok 4.5: is 8x cheaper worth it?
Fable 5 wins the hard coding benchmarks; Grok 4.5 costs about 8x less on output and burns far fewer tokens. The gap, the price, and which one to actually run.
Dev
xAI Grok 4.5 is here: cheap, fast, coding-first
xAI shipped Grok 4.5 on July 8 at $2/$6 per million tokens, the cheapest serious coding model. What it wins, where it trails Fable 5, and the EU catch.
Dev News
OpenAI GPT-Realtime-2.1: what changed for voice agents
OpenAI shipped gpt-realtime-2.1 and a mini reasoning model on the Realtime API. What actually changed, the 25% latency cut, and when to pick each.
Dev News
OpenAI Jalapeño: what its first chip changes for you
OpenAI's first custom chip, Jalapeño, is an inference accelerator built with Broadcom. Here's what it really changes for you, and what's still just hype.
Dev
Claude Fable 5 is back: what each effort level costs
Claude Fable 5 is back worldwide. Its rate is fixed at $10/$50, but effort (low to max) multiplies real cost by 7x. The numbers per level, and when each is worth it.
Dev
Claude Sonnet 5 vs Fable 5: is the top model worth 5x?
Fable 5 costs five times Sonnet 5 right now. It buys a 17-point SWE-bench Pro lead and long-horizon depth. Where the top model earns it, and where Sonnet 5 is enough.
Dev
Claude Sonnet 5 vs Opus 4.8: cheaper, nearly as good
Claude Sonnet 5 costs 40 to 60 percent less than Opus 4.8 and closes most of the gap, even winning agentic coding. Where Opus still wins, and which to pick.
Security
Proton Lumo 2.0 review: how private is it, really?
Proton Lumo 2.0 is a big jump for the private ChatGPT alternative. What its zero-access encryption actually protects, what the server still sees, and who should switch.
Dev
Qwen 3.7 Max vs GLM-5.2: benchmarks, price and the catch
Qwen 3.7 Max vs GLM-5.2, fact-checked: they tie on coding benchmarks, but GLM is cheaper and open-weight while Qwen Max wins math, reasoning and long autonomous runs.
Security Guide
Secure Boot certificates expire in 2026: the Linux fix
Microsoft's 2011 Secure Boot certificates expire in 2026. Your Linux or dual-boot PC keeps booting; the real fix is enrolling the 2023 key with fwupd. Here's how.
Security
No, Claude Mythos didn't hack the NSA: what really happened
An authorized AI red-team drill became the viral claim that Claude Mythos hacked the NSA. What Anthropic's eval really showed, and what it means for defenders.
Dev Guide
Qwen 3.7 local: what you can actually run offline
Qwen 3.7 Max is API-only, so you can't run it locally yet. Here's how to run Qwen offline today with Ollama and the open Qwen models, sized to your hardware.
Dev
GPT-5.6 vs GPT-5.5: what actually changed
GPT-5.6 is not one model but a new Sol, Terra and Luna tier system. What changed from GPT-5.5: prices, the coding SOTA, the ultra subagent mode, and whether to switch.
Email/DNS
How to read a DMARC report: the aggregate XML, decoded
How to read a DMARC aggregate report: what the XML fields mean (source IP, count, disposition, DKIM and SPF alignment) and how to spot real senders versus spoofing.
Sysadmin
Linux file permissions explained: rwx and 755
How Linux file permissions work: the rwx triads, owner group and other, octal modes like 644 and 755, and the execute bit on directories that quietly breaks things.
Sysadmin
MB vs MiB: why your 1 TB drive shows up as 931 GB
MB vs MiB, KB vs KiB: the difference between decimal (1000) and binary (1024) units, why a 1 TB drive reads as 931 GiB, and where Mbps and bytes part ways.
Security Guide
Is your nginx exposed? How to check and harden it
The June 2026 critical nginx CVEs only hit specific configs. How to check if you are exposed, which version patches them, and how to harden nginx for the long run.
Security Guide
How to secure a new Ubuntu VPS
Secure a fresh Ubuntu VPS: a sudo user instead of root, SSH keys with passwords off, a default-deny ufw firewall, fail2ban, and automatic updates. The order that matters.
Network Guide
How to do a DNS lookup from the command line
DNS lookup from the command line: nslookup on any OS, dig on Linux and macOS, dig +short for just the answer, and @8.8.8.8 to query a specific resolver. The commands.
Network Guide
How to show your IP address from the command line
Show your IP from the command line: ipconfig on Windows, ip addr on Linux, ifconfig on macOS for the local address, and curl for the public one. The commands per OS.
Sysadmin Guide
How to change file permissions with chmod
Change file permissions with chmod: chmod 644 for files, chmod 755 for scripts and folders, chmod +x to make a file runnable. The numbers explained, with examples.
Dev
GLM-5.2 vs GPT-5.5 and Opus 4.8: benchmarks and price
GLM-5.2 vs GPT-5.5 and Claude Opus 4.8, fact-checked: it beats GPT-5.5 on coding and costs about 6x less than Opus, but Opus still leads the hardest tasks.
SEO
WordPress vs a static site: which to run in 2026
WordPress vs a static site, honestly: static is faster and safer, WordPress is easier for non-coders. How they really differ on speed, security, cost and upkeep.
Network Guide
How to change your DNS zone at OVH
Change your DNS zone at OVH in the DNS Zone tab: edit the A record to your server IP. The steps, the leftover-record trap, and how to check the change took.
Sysadmin Guide
How to manage services with systemctl
Manage Linux services with systemctl: status, start, stop, restart, enable at boot, and journalctl for logs. The commands you need and what enable --now does.
Sysadmin Guide
How to find files with find on Linux
Find files on Linux with find: by name, type, size or age, then act with -delete or -exec. The syntax, real examples, and how to delete matches safely.
Dev Guide
How to search text in files with grep
Search text in files with grep: grep -r for a whole tree, -i to ignore case, -n for line numbers, -l for filenames. The flags that matter, with a real example.
Dev Guide
How to download a file and test an API with curl
Use curl to download files (-O, -L) and test APIs (-i, -X, -d) from the command line. The flags that matter, a POST with a JSON body, and how to read the response.
Sysadmin Guide
How to extract and create tar.gz archives (tar)
Extract a tar.gz with tar -xzf and create one with tar -czf. What the x, z, f, c flags mean, how to target a folder with -C, and the bz2 and xz variants.
Security Guide
How to generate an SSH key (ssh-keygen)
Generate an SSH key with ssh-keygen -t ed25519, set a passphrase, and copy the public key to a server. Same steps on Linux, macOS and Windows, with the RSA fallback.
Sysadmin Guide
How to kill the process using a port on Linux
Address already in use on Linux? Find the PID with lsof -i or ss -ltnp, then kill it (kill -9 last). Steps, a fuser one-liner, and SIGTERM vs SIGKILL.
Sysadmin Guide
How to kill the process using a port on Windows
Port already in use on Windows? Find the PID with netstat -ano, then taskkill /PID /F to free it. Step by step, with the PowerShell one-liner and the gotchas.
Network Guide
How to flush the DNS cache on Linux
Flush the DNS cache on Linux the right way: resolvectl for systemd-resolved, plus nscd and dnsmasq. Find which resolver you run and confirm the cache cleared.
Network Guide
How to flush the DNS cache on Windows
Flush the Windows DNS cache in one command: ipconfig /flushdns. Why and when to do it, how to confirm the cache is empty, and what to try when it does not help.
Network Guide
How to see a saved WiFi password on Windows
Forgot a WiFi password your PC already knows? One netsh wlan command shows any saved WiFi password on Windows in clear text. Steps, a real example, and the gotchas.
Security
Are JWTs encrypted? No, and the difference will bite you
JWTs are encoded and signed, not encrypted: anyone holding a token can read every claim. What the signature really protects and what never belongs in a payload.
Email/DNS
SPF, DKIM and DMARC explained: the records your email needs
SPF lists who may send for your domain, DKIM signs each message, DMARC sets the policy when checks fail. How the trio works and how to deploy it safely.
Security
How long does it take to crack a password in 2026?
Real crack times for 2026: an 8 character password falls in under 2 hours offline, 16 characters holds for ages. The math, the hardware and what to do.
Network
What is DNS TTL? Cache, propagation and the values to use
TTL is the number of seconds resolvers may cache a DNS answer. How it really works, why propagation is mostly waiting, and the right TTL per situation.
Network
What is a /24? CIDR notation and subnet masks, finally clear
A /24 is a block of 256 IPv4 addresses, 254 usable. What the slash number means, how masks work bit by bit, and how to size real networks.
Security
TLS 1.2 vs TLS 1.3: what changed and what to run in 2026
TLS 1.3 handshakes in one round trip instead of two, drops every broken cipher and encrypts more of the handshake. What changed, why, and how to migrate.