GPT-Rosalind Throws OpenAI Into Drug Race!

Stop Using Ollama

Key Points

• Article alleges Ollama omitted proper llama.cpp credit and MIT license notices, later adding only a brief acknowledgment.
• Ollama switched from llama.cpp to a custom ggml-based backend in mid-2025, aiming for stability.
• The article reports regressions and incompatibilities post-switch, including issues with GPT-OSS 20B.

Rewriting a 20-year-old Python library

Key Points

• Maintenance of the Python akismet client transferred in 2015 and led to a modernized 1.0 release in 2017.
• The library became Python-3-only in 2020 after Python 2.7’s end-of-life.
• A multi-release rewrite begun in 2024 addressed new Akismet API needs, especially for the comment-check method.

IPv6 traffic crosses the 50% mark

Key Points

• IPv6 usage among Google users is 45.54% (Apr 13, 2026), all native.
• 6to4 and Teredo transition traffic registers at 0%.
• Regional and per-country views visualize deployment and connection quality.

RamAIn (YC W26) Is Hiring

Key Points

• RamAIn is hiring its first business generalist to lead GTM, early sales, and operations.
• The role is the third full-time position, working directly with the founders.
• RamAIn builds AI agents to automate enterprise workflows across legacy and desktop systems.

FIXAPL

Key Points

• FIXAPL enforces fixed-arity functions to simplify tacit programming and reduce glyph overloading.
• The language generalizes train composition without extra syntax by using arity to resolve forks, atops, and hooks.
• It is in beta, offers a web REPL and glyph reference, and seeks feedback via GitHub or Discord.

Germany suspends military approval for long stays abroad for men under 45

Key Points

• Germany suspends permission requirement for long stays abroad by men aged 17–45 during peacetime.
• Conscription restored in principle; activation depends on voluntary enlistment levels.
• Questionnaires and 2027 medical exams introduced to assess and prepare potential recruits.

The Accursèd Alphabetical Clock

Key Points

• Two modes: Three-Hand (independent alphabetical sorting) and Combined (single alphabetical index).
• Combined mode covers 43,200 spelled-out times in a 12-hour cycle.
• Inspired by a Mastodon post, showcasing a creative re-encoding of time.

Pokemon Evolution vs Darwinian Evolution

Key Points

• Pokémon ‘evolution’ is an instantaneous, criteria-triggered transformation, unlike slow Darwinian evolution.
• The author distinguishes terms as ‘P-evolve’ (Pokémon mechanic) vs. ‘D-evolve’ (Darwinian evolution).
• Many Pokémon lines resemble metamorphosis or maturation rather than speciation.

Ancient DNA reveals pervasive directional selection across West Eurasia [pdf]

Key Points

• New time-series method boosts power to detect directional selection in ancient DNA.
• Hundreds of alleles show strong selection over the last 10,000 years in West Eurasia.
• Selection coefficients estimated for 9.7 million variants reveal shifts in polygenic trait predictors.

SDL bans AI-written commits

Key Points

• No current AI policy; recent likely AI-assisted commits lacked disclosure.
• Proposed rules: disclosure, maintainer no-AI pledge, mandatory human review.
• Policy to be revisited quarterly; community discussion invited.

Codex Hacked a Samsung TV

Key Points

• Codex, with a tailored harness and source access, escalated a Samsung TV’s browser foothold to root.
• Tizen’s UEP required in-memory execution and static ARMv7 builds to run code on the device.
• The research focused on methodology and constraints, not disclosing step-by-step exploit details.

The Death of Character in Game Console Interfaces

Key Points

• Xbox Series S UI is described as flat and utilitarian, similar to Windows 11.
• Nintendo Wii’s channel-based, audio-rich interface fostered engagement and gradual discovery.
• Nintendo’s earlier systems (GameCube, Wii, Wii U) emphasized identity and social features, unlike the simpler Switch UI.

The noise we make is hurting animals. Can we learn to shut up?

Key Points

• Lockdowns reduced Presidio noise by ~7 dB, enabling richer, quieter sparrow songs heard twice as far.
• Urban noise previously forced sparrows into higher-pitched, faster songs and led to loss of quieter dialects.
• Noise mitigation via electrification and better urban design could quickly restore healthier acoustic environments.

€54k spike in 13h from unrestricted Firebase browser key accessing Gemini APIs

Key Points

• €54k+ Gemini API charges accrued in ~13 hours after enabling Firebase AI Logic.
• Unrestricted browser API key used for Gemini calls; traffic appeared automated.
• Disabling the API and rotating keys stopped the incident; billing adjustment was denied.

PHP 8.6 Closure Optimizations

Key Points

• Non-static closures are inferred as static when $this isn’t used, reducing cycles and overhead.
• Stateless closures are cached and reused, significantly cutting allocations.
• Benchmarks show ~78% inference success (Symfony Demo) and up to ~3% real-world gains (Laravel).

Study: EVs with V2H cut household electricity costs and need for home batteries

Key Points

• V2H with rooftop solar and a home battery achieved the lowest annual electricity costs and 78% lower grid imports.
• Without V2H, achieving similar performance required a larger home battery and increased costs by 10.8%.
• Results are based on real Adelaide data and account for South Australia’s 1.5 kW export limit and EV usage uncertainties.

Show HN: 48 absurd web projects – one every month

Key Points

• 48 monthly web projects published on absurd.website, trending toward net art.
• New cadence: one public and one member-only project each month.
• Recent project examples: VandalAds, Type Therapy, Slow Rebranding, Guard Simulator.

Apple accelerates eco progress with highest-ever recycled materials

Key Points

• 30% recycled content across 2025 product shipments
• 100% recycled cobalt in Apple‑designed batteries and recycled rare earths in magnets
• Plastics removed from packaging; fiber‑based, home‑recyclable designs implemented

AI cybersecurity is not proof of work

Key Points

• Bug discovery with LLMs does not guarantee success through more compute or sampling, unlike PoW.
• Model intelligence becomes the limiting factor once exploration saturates.
• The OpenBSD SACK bug exemplifies vulnerabilities requiring deep, multi-step reasoning to detect.

Long Instruction Word architectures and the ELI-512

Key Points

• Trace scheduling enables compilation for VLIW by exposing long-trace parallelism in ordinary code.
• ELI-512 targets 10–30 RISC-level operations per cycle with very wide (up to 1200-bit) instruction words.
• Key challenges include fitting sufficient tests and memory references per cycle without excessive complexity or slowdown.

Cloudflare's AI Platform: an inference layer designed for agents

Key Points

• One API and endpoint to access 70+ models across 12+ providers with unified billing.
• AI.run() enables one-line switching between Cloudflare-hosted and third-party models; REST API coming.
• Platform adds reliability features like default gateways, retries, and granular logging.

The Future of Everything Is Lies, I Guess: Where Do We Go from Here?

Key Points

• Assesses AI by analogy to automobiles’ societal transformation.
• Details the automobile’s wide-ranging U.S. impacts as a framework.
• Notes early AI-linked degradations in information and services.

Qwen3.6-35B-A3B: Agentic Coding Power, Now Open to All

Key Points

• Qwen3.6-35B-A3B is a 35B-parameter MoE model with 3B active parameters, released as fully open-source with open weights.
• Benchmarks show it surpasses Qwen3.5-35B-A3B and competes with larger dense models on coding, agent, and reasoning tasks.
• The model is available via Qwen Studio, an upcoming Alibaba Cloud Model Studio API endpoint, and download from Hugging Face and ModelScope.

Cloudflare Email Service: now in public beta. Ready for your agents

Key Points

• Cloudflare Email Service enters public beta with Email Sending and Routing for bidirectional email.
• Native Workers binding (env.EMAIL) and SDKs enable keyless, cross-language transactional email sending.
• Automatic SPF, DKIM, and DMARC setup improves authentication and deliverability on Cloudflare’s network.

Mozilla Thunderbolt

Key Points

• Open-source, self-hostable AI client focused on data control and sovereignty
• Model- and agent-agnostic with OpenAI-compatible API and ACP/MCP support
• Enterprise-ready with cross-platform apps, integrations, and partner-led deployments

Show HN: MacMind – A transformer neural network in HyperCard on a 1989 Macintosh

Key Points

• A 1,216‑parameter transformer in HyperTalk learns the FFT bit‑reversal permutation from examples.
• Five‑card HyperCard stack enables training, inference, attention visualization, and explanations.
• No compiled code or external libraries; full forward/backprop and SGD run on a Macintosh SE/30.

Show HN: Agent-cache – Multi-tier LLM/tool/session caching for Valkey and Redis

Key Points

• Multi-tier cache for LLM outputs, tool results, and session state on Valkey/Redis
• Adapters for LangChain, LangGraph, and Vercel AI SDK; no extra modules required
• v0.2.0 adds cluster mode; streaming support is planned next

Claude Opus 4.7 Model Card

Key Points

• Opus 4.7 improves over Opus 4.6 but remains below Mythos Preview; it is Anthropic’s top general-access model.
• Responsible Scaling Policy: low catastrophic risk; unchanged chem/bio risks; no automated AI R&D threshold crossed.
• External cyber tests show limits vs Mythos; release includes new cybersecurity safeguards.

There's yet another study about how bad AI is for our brains

Key Points

• AI boosts short-term results but harms persistence after removal.
• Performance plummeted when a GPT-5-based chatbot was withdrawn mid-task.
• Hint-based AI use mitigated negative post-removal effects.

Laravel raised money and now injects ads directly into your agent

Key Points

• Official Laravel Boost PR added guidance steering agents to Laravel Cloud deployments.
• Alternatives initially listed were removed, leaving Laravel Cloud as the sole recommended option.
• The article raises broader questions about advertising within AI agent workflows.

Claude Opus 4.7

Key Points

• Opus 4.7 is GA with upgraded engineering, instruction following, and high‑res vision.
• Cyber safeguards are enabled; reduced cyber capabilities vs. Mythos Preview.
• Available via Claude API and major cloud platforms at unchanged pricing.

Launch HN: Kampala (YC W26) – Reverse-Engineer Apps into APIs

Key Points

• Real-time interception of HTTP/HTTPS traffic from any app or browser
• Automated auth chain tracing plus replay/export of captured flows
• Available on macOS now; Windows support coming via waitlist

We gave an AI a 3 year retail lease and asked it to make a profit

Key Points

• AI agent ‘Luna’ operated a leased San Francisco retail store, making key operational decisions.
• Luna hired contractors via Yelp for build-out and used LinkedIn/Indeed/Craigslist to recruit staff.
• Two full-time employees were hired; prior Andon Labs AI projects provide context for the escalation.

Six Characters

Key Points

• PNR locators are unique per GDS, not globally.
• IATA RP 1830 requires five elements before a booking exists.
• Airlines use separate PSS record locators cross-referenced to GDS IDs.

Artifacts: Versioned storage that speaks Git

Key Points

• Git-compatible, distributed filesystem with programmatic repo creation
• APIs for non-Git environments (REST and native Workers API)
• Private beta for paid Workers users; public beta planned for early May

Put your SSH keys in your TPM chip

Key Points

• TPM-backed SSH keys via PKCS#11 with Linux tooling
• Security caveats: device-bound TPMs and BIOS-wipe risk; generate keys offline
• Practical setup steps: install packages, fix FAPI issues, init PKCS#11 store, add token

Show HN: CodeBurn – Analyze Claude Code token usage by task

Key Points

• Reads Claude Code JSONL transcripts locally; no APIs required
• Interactive TUI and SwiftBar menu bar widget for real-time breakdowns
• Deterministic 13-category classifier with per-model cost analysis

Codex for Almost Everything

Key Points

• OS-level computer control and an in-app browser enhance hands-on development workflows.
• Image generation via gpt-image-1.5 and over 90 plugins broaden Codex’s tool integrations.
• Automations, memory (preview), and proactive suggestions help sustain and prioritize long-running work.

Japan implements language proficiency requirements for certain visa applicants

Key Points

• CEFR B2-level language proof (JLPT N2 or BJT ≥400) required for language-centric roles under the visa.
• Current holders must provide proof if job duties shift to primarily language-interaction roles.
• Rising JLPT demand is straining capacity, with early closures and record applications.

Where the DOGE Operatives Are Now

Key Points

• DOGE’s dissolution did not end its alleged impact on US agencies and services.
• Several former DOGE operatives advanced in government or moved to Musk-linked private firms.
• WIRED profiles 10 individuals, beginning with Edward “Big Balls” Coristine.

PCI Express over Fiber [video]

Key Points

• PCIe is transported over fiber using off‑the‑shelf SFP modules.
• A PCIe Gen2 x1 link is demonstrated working over the optical connection.
• The setup is extended into a basic PCIe analyzer for traffic observation.

Qwen3.6-35B-A3B on my laptop drew me a better pelican than Claude Opus 4.7

Key Points

• Qwen3.6-35B-A3B (quantized) outperformed Claude Opus 4.7 on two SVG illustration prompts.
• Opus 4.7’s performance did not improve with thinking_level: max for these tasks.
• The author cautions the benchmark is a joke and not indicative of overall model capability.

Europe has "maybe 6 weeks of jet fuel left"

Key Points

• IEA warns Europe may have six weeks of jet fuel if Hormuz remains blocked.
• Airlines see higher costs; KLM to cut 160 Schiphol flights next month.
• Birol cautions against “toll booth” passage at Hormuz, citing global precedent risks.

German Dog Commands

Key Points

• 48 German dog commands with English equivalents in a single list
• Audio pronunciations for select commands (e.g., Bring/Apport, Aus)
• Downloadable PDF provided for offline learning

European civil servants are being forced off WhatsApp

Key Points

• EU governments are replacing WhatsApp/Signal with state-controlled messaging apps for sensitive communications.
• Belgium launched BEAM; NATO and the European Commission also use or plan in-house messengers.
• Motivations include data sovereignty, access controls, and recent phishing/cyber incidents.

Circuit Transformations, Loop Fusion, and Inductive Proof

Key Points

• Carry-save addition reduces three operands to two using parallel full-adders before a single final addition.
• Loop fusion merges multiple passes over data, potentially aligning with hardware-style arithmetic fusion.
• The article presents sequential and fused implementations for x+y+z and questions their local equivalence.

Android CLI: Build Android apps 3x faster using any agent

Key Points

• Revamped Android CLI speeds setup and reduces LLM token usage with targeted commands.
• Android skills (SKILL.md) provide triggerable, best-practice instructions for LLMs.
• Designed for agents and CI, with easy transition back to Android Studio.

Join Akkari's Founding Team (YC P26) as an Engineer

Key Points

• Akkari builds a customer context API for LLMs to unify fragmented customer data.
• The company seeks one Founding Engineer in San Francisco to start ASAP.
• Applications go to jobs@akkari.io with resume/LinkedIn and preferably work samples.

A Better R Programming Experience Thanks to Tree-sitter

Key Points

• R Tree-sitter grammar enables formatting (Air), linting (Jarl), IDE features, and better GitHub search.
• Tree-sitter is a C-based parser generator with bindings in Rust and R, producing parse trees for code.
• R’s native parsing (parse(), getParseData()) and packages (xmlparsedata, xml2) support structured analysis workflows.

The Beginning of Scarcity in AI

Key Points

• Nvidia Blackwell GPU rental rates surged to $4.08/hour; CoreWeave raised prices and lengthened contract terms.
• OpenAI cites compute limits; Anthropic restricted its newest model to ~40 organizations.
• The article forecasts prolonged scarcity, driving higher costs, gated access, slower performance, and forced diversification.

How the Roll Function Works (In APL\360 and Its Descendants)

Key Points

• Seed update: seed = (16807 × seed) mod 2,147,483,647
• Output mapping: ? y = floor(y × seed / 2,147,483,647)
• 16807 is a primitive root modulo the prime 2,147,483,647, yielding a full-period sequence

GPT‑Rosalind for life sciences research

Key Points

• OpenAI launches GPT‑Rosalind, optimized for life sciences research workflows.
• Research preview access via ChatGPT, Codex, and API; free Codex plugin links to 50+ tools.
• Early collaborators include Amgen, Moderna, the Allen Institute, and Thermo Fisher Scientific.

The "Passive Income" trap ate a generation of entrepreneurs

Key Points

• Dropshipping case study: low-cost sourcing, high markups, paid ads, long shipping times, and a net loss after five months.
• The article argues ‘passive income’ culture (2015–2022) prioritized automation over customer value; course sellers often profited most.
• Cited data: ~700,000 new Shopify stores (2019–2021), merchant growth from ~1M to 1.7M, with ~90% first-year failure.

Official Clojure Documentary page with Video, Shownotes, and Links

Key Points

• Full-length Clojure documentary supported by Nubank, featuring Rich Hickey and other community leaders.
• Shownotes link foundational research, books, and extensive Rich Hickey talks with transcripts.
• Ecosystem overview covers Cognitect, Nubank, Datomic, runtimes (JVM, ClojureScript, .NET), and getting-started guides.

Show HN: Marky – A lightweight Markdown viewer for agentic coding

Key Points

• Native macOS Markdown viewer with CLI-first workflow, live reload, and workspaces
• Rich, secure rendering stack (Shiki, KaTeX, Mermaid, DOMPurify) built on Tauri v2 + React
• Available via Homebrew or source build; roadmap includes x86/Linux, AI chat, and Git diff review

Guy builds AI driven hardware hacker arm from duct tape, old cam and CNC machine

Key Points

• End-to-end workflow from imaging and mapping to operator-approved probing.
• Independent oscilloscope-monitored safety endstop with mandatory stop-on-trigger.
• Source-available release with Python, Flask dashboard, CAD parts, and BOM.

A Tiny Yellow Handheld Changed How Duke University Teaches Game Design

Key Points

• Duke integrated Playdate into its intro GDDI course to speed hands-on design.
• Free tools (SDK, Pulp, simulator) enable development without owning the device.
• Constraints and portability drive rapid iteration and real-world playtesting.

U.S. set to launch tariff refund system on April 20

Key Points

• CBP launches CAPE refund system April 20 with consolidated electronic payouts.
• $127B in refunds prepared for 56,497 importers; total exposure about $166B.
• Phased rollout prioritizes recent, straightforward entries; manual processing may impact $2.9B subset.

Sir-Bench – benchmark for security incident response agents

Key Points

• SIR-Bench evaluates agents on evidence-backed investigations, not just correct conclusions.
• OUAT replays real incidents in cloud environments to produce authentic telemetry.
• Baseline results show high TP detection, strong FP rejection, and multiple novel findings per case.

New unsealed records reveal Amazon's price-fixing tactics, California AG claims

Key Points

• Unsealed records allege Amazon used automated tools and Buy Box suppression to prevent undercutting on rival sites.
• Deposition example: a one‑cent lower Walmart price triggered Buy Box removal for a Leveret product.
• Amazon denies wrongdoing; California trial is scheduled for January 2027.

Python Package Compiler:Package Matlab Programs for Deployment as Python Package

Key Points

• New in R2025a: Python Package Compiler for packaging MATLAB programs as Python packages.
• Streamlined workflow: project persistence, task reuse, and installer-based distribution.
• Updated output structure: per-task output folder replaces earlier redistribution/testing folders.

George Orwell Predicted the Rise of "AI Slop" in Nineteen Eighty-Four (1949)

Key Points

• Orwell’s “versificator” is compared to modern AI systems that generate media with minimal human input.
• The prevalence of AI-generated “slop” is linked to audience demand for easy consumption.
• Asimov’s 1980 critique is revisited in light of post–AI winter advances culminating in the 2020s.

"Wretches, Speak Evil of Me": Goethe and Schiller's Xenions (1896 Edition)

Key Points

• The Xenions (1797) are a collaborative epigram collection by Goethe and Schiller, published in Schiller’s Musen-Almanach.
• They combined classical distich form with satire targeting figures like Christoph Friedrich Nicolai and ideas from Johann Gottlieb Fichte.
• The work spurred counter-epigrams and influenced subsequent output, including the 1797 Balladenjahr and a later parody in Faust (1806).

Hospital at centre of child HIV outbreak caught reusing syringes in Pakistan

Key Points

• 331 children in Taunsa tested positive for HIV (Nov 2024–Oct 2025).
• Undercover filming at THQ Taunsa captured unsafe injection practices, including syringe and glove misuse.
• Data attribute many infections to contaminated needles, with limited mother-to-child transmission.

Everything we like is a psyop

Key Points

• Chaotic Good runs high-volume, multi-account campaigns to simulate trending content for clients.
• Phia’s founders use a paid ‘creator farm’ strategy to generate about 600 promotional videos across personal accounts.
• Major creators (e.g., Drake, Kai Cenat) reportedly use paid clipping/reposting networks to drive massive impressions.

Show HN: Spice simulation → oscilloscope → verification with Claude Code

Key Points

• Connecting Claude Code to instruments and SPICE creates a fast validation loop.
• Avoid raw data dumps; let the model work with files and up-to-date measurements.
• Provide explicit pin maps and Makefile targets to ensure reliable embedded workflows.

CadQuery is an open-source Python library for building 3D CAD models

Key Points

• Open-source Python library for parametric 3D CAD by coding, no GUI needed.
• Project resources include GitHub repository, documentation, and downloads.
• Maintained by the CadQuery organization and hosted on GitHub Pages.

288,493 Requests – How I Spotted an XML-RPC Brute Force from a Weird Cache Ratio

Key Points

• Cache hit ratio plunge to 0.8% exposed an XML-RPC brute-force on /xmlrpc.php.
• Mitigation: Cloudflare WAF block on /xmlrpc.php and disabling XML-RPC via WP Multitool.
• Use Cloudflare GraphQL Analytics API and Top Paths to detect high-volume dynamic requests.

Substrate AI Is Hiring Harness Engineers

Key Points

• Substrate seeks Harness Engineers to build and deploy AI agents for healthcare RCM at large production scale.
• Candidates need deep LLM, fine-tuning, and evals expertise plus strong software engineering and coding-agent workflows.
• Interview focuses on demonstrated projects, coding ability, and AI-assisted development; role is SF-based with salary and equity.

ReBot-DevArm: open-source Robotic Arm

Key Points

• Two open-source arm variants (B601 DM, B601 RS) with full hardware files and BOMs
• Kits from partial to pre-assembled; parts via SeeedStudio Store by April 15, 2026
• Roadmap: April–May 2026 targets for ROS2, Python SDK, Pinocchio, Isaac Sim, and LeRobot integrations

Discourse Is Not Going Closed Source

Key Points

• Discourse will remain open source (GPLv2) and rejects closing its codebase over AI security concerns.
• Closing source is portrayed as ineffective for SaaS security; much of the app is already exposed and analyzable.
• AI-assisted scanning can rapidly find vulnerabilities; open-source access broadens defensive participation.

A Git helper tool that breaks large merges into parallelizable tasks

Key Points

• Splits large merges into an integration branch plus per-conflict slice branches
• Supports parallel conflict resolution with mergetopus resolve and status tracking
• Offers optional kokomeco snapshot branch for consolidation before final merge

US Bill Mandates On-Device Age Verification

Key Points

• H.R. 8250 mandates OS-level age verification and DOB collection for device setup and use across U.S. devices.
• The requirement applies to all users, including adults, with no opt-out, and spans many device types.
• Implementation and data-handling policies would be set by the FTC later.

Bluesky has been dealing with a DDoS attack for nearly a full day

Key Points

• Bluesky is mitigating a DDoS attack causing intermittent service outages.
• No evidence of unauthorized access to private user data has been found.
• A further status update is promised by 1PM ET on Friday.

FCC exempts Netgear from ban on foreign routers, doesn't explain why

Key Points

• FCC grants Netgear and Adtran conditional exemptions until Oct 1, 2027.
• Exemption process requires justification for foreign manufacturing and a US manufacturing plan.
• Previously approved routers can receive updates until Mar 1, 2027.

A Python Interpreter Written in Python

Key Points

• Byterun is a minimal Python interpreter in Python that mirrors CPython’s structure.
• Python’s execution involves lexing, parsing, compiling to code objects, then interpreting.
• Byterun favors learnability over speed and runs most simple programs.