Developer tools
Decode, build and debug faster: JWT, cron, encodings and more.
JWT Decoder
Decode and inspect JSON Web Tokens locally, with expiry timeline and signature check.
Runs in your browser
Cron Expression Builder
Build cron schedules with buttons, see the next 10 runs instantly.
Runs in your browser
Base64 Encoder / Decoder
Base64, Base64url, URL and hex, fully UTF-8 safe, with files and auto-detect.
Runs in your browser
Keyboard Layout Converter
Recover text typed in the wrong layout: AZERTY, QWERTY, QWERTZ, Dvorak, both ways.
Runs in your browser
Epoch Converter
Unix timestamp to date and back, seconds or milliseconds, with a live clock.
Runs in your browser
Regex Tester
Build and debug regular expressions live, with match groups. Stays in your browser.
Runs in your browser
UUID Generator
Generate v4 and v7 UUIDs in bulk, with an inspector. Crypto-grade, in your browser.
Runs in your browser
Reading in this category
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.
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.