From the Blog
LearnHarness is a free, open-source AI tutor app that measures what you know, plans a lesson, teaches it, and drills you, backed by a persistent knowledge graph.
Apple blocked eMudhra's hacked CA certs in Safari on Oct 19, but git, curl and python3 on macOS still trust them. Here's how to check and fix it yourself.
Gemini 4 Carbon tops benchmarks at 59 on Artificial Analysis, costs $2/$10 per 1M tokens, but is locked to Google's Fairwind cyber-defender program. Here's what it means for coding.
Ghostty 1.4 cuts terminal memory up to 90%, adds full Kitty graphics with animation, a built-in ghostty +ssh wrapper, and better Claude Code support.
PEP 836 was withdrawn on Oct 19, 2026, so Python's experimental JIT is leaving CPython's main branch. Here's what changes in 3.15, 3.16, and what doesn't.
gpu-unlock is a free Linux kernel mod that removes Nvidia's FP16/BF16 tensor cap on RTX 30 GPUs, up to 80% more BF16 throughput on a 3090 Ti. Here's the real breakdown.
Sebastian Raschka's free 11-hour video course builds a reasoning model from scratch in Python and PyTorch, covering GRPO RL, inference scaling, and distillation.
Theo Browne open-sourced tstack: 9 Claude Code and Codex skills like full-send, council, and babysit-pr that file, review, and merge PRs on their own.
GPT-6.1 Terra launched Oct 26, 2026 at $1/$5 per million tokens, scoring 50.3% on Terminal-Bench 4.0. Here's how it stacks up against Claude Sonnet 5.5 and Haiku 5.5.
git-ai is an open-source rebuild of Anthropic's Scion, built so AI coding agents can land changes on shared branches without queuing like humans do.
JetBrains open-sourced ThinkRail, a free IDE wrapping the Pi coding agent in git-worktree workspaces. Here's how it works and how it stacks up to Claude Code.
Goose is a new systems language that claims memory safety with no GC, heap, or lifetimes. We fact-checked its 1.12x-faster-than-Rust claim against the Hacker News debate.
Block's Dessa is a full-duplex voice AI trained only on human speech, no text. Here's what's verified, what it can't do yet, and why developers should care.
Reason Network is a free, open-source daemon that lets Claude Code, Codex, Cursor and other agents message each other across machines, peer-to-peer and encrypted.
HTTP2Shell (CVE-2026-111497) is a 9.2-CVSS Brotli decoder RCE hitting Node.js, Python, and Bun. Here's what's affected, which versions fix it, and how to patch fast.
leanrea is an 8 KB Claude Code skill claiming to replace REA's 207-tool MCP server: 38% faster, 35% cheaper, near-identical accuracy. Here's what checks out.
Kimi K3.1 Pro costs $2/$10 per million tokens, half of Claude Opus 5.5, and scores 65.7% on Terminal-Bench 4.0 vs Opus 5.5's 66.4%. Here's the full breakdown.
NVIDIA OpenShell sandboxes AI agents with kernel-level isolation and YAML policies. Here's how it works, how to install it, and what it still can't stop.
LiteLLM 1.107.0 shipped a credential stealer and hourly RCE backdoor on PyPI and Docker Hub on Oct 21, 2026. Here's how to check, clean, and rotate your keys.
Claude Duet is Anthropic's proactive Opus 5.5 agent app, live as a US Pro/Max waitlist preview since Oct 21, 2026. Here's what it does and how it beats Muse and Dots.
Earshot is an open-source, CPU-only MCP server that gives Claude Code and other coding agents the ability to hear, score, and synthesize sound effects.
A $7 ESP32-S3 board lets any OpenAI-compatible vision model see and control a real iPhone via AirPlay and USB HID, no jailbreak or Mac required at run time.
Claude API version 2026-10-21 removes temperature, top_p, and top_k entirely and ships SDK 2.0 with breaking changes. Here's what broke and how to migrate.
Mistral's Voxtral 3 adds a LiveKit-based voice agent SDK with tool calling, starting at $0.04 a minute, plus new speech-to-text and TTS models.
tsrs is Cloudflare and VoidZero's Rust port of the TypeScript compiler: up to 8x faster, 70% less memory than TS 7.0. Here's the real story and how to try it.
DeepSeek open-sourced DeepInfer, the Apache 2.0 engine behind its API. Here's what it needs, what's missing, and who should actually run it.
Mistral's Timestral forecasts time series on a CPU in 10-140ms, no GPU. How to install and run it in Python (5M-209M models), plus the license's $20M catch.
Mercury 3 claims 1,068 tokens/sec via diffusion, but real-world OpenRouter tests show ~160 tok/s and it loses to Claude Haiku 5.5 on DeepSWE coding (46 vs 52).
MiniMax M3.1 Flash costs $0.15/M input tokens and turns out to be the stealth "Space Bunny" model. Here's the pricing, benchmarks, and how it compares to Claude Haiku 5.5.
HybridAgent lets LLM agents think in latent vectors and act in text, cutting tokens up to 54.7% and cost up to 3.7x. Here's what it means for agent builders.
Anatomy is a free, open-source Claude Code skill that turns one prompt into an interactive isometric SVG machine. Here's how to install it and where it breaks.
DeepSeek's new Search and Fetch API costs $0.75 per 1,000 calls, undercutting Tavily and Exa by 10x. Here's the pricing, setup for Claude Code/Codex, and the data-residency catch.
GPT-6 Pro in ChatGPT now splits tasks across multiple agents running at once. Here's who gets it, what it actually does, and how it compares to Claude Code subagents.
OpenCode disclosed a breach exposing stored OpenAI, Anthropic, and Google API keys for 1.4% of Console users. Here's how to rotate your keys safely.
DeepSeek V4.1 Flash 1017 brings big Terminal-Bench gains at the same price. Here's how its benchmarks, pricing, and open weights stack up against Claude Opus 5.5.
Claude writes 90% of Claude Code's own codebase. Here's the 7-layer review process Anthropic built so merged PRs doubled while reverts fell 40%.
Accenture capped Claude spending at $29/employee/month after some staff ran up $1,000 bills. Here's what that means for Claude Code's weekly limits, and how to stretch your own.
Claude Code Review is generally available for Team and Enterprise, with Quick, Standard, and Deep levels. Here's the setup, real pricing, and the EU credit catch.
Meta's Muse Spark Open is an 816B open-weight model that runs on two Mac Studios. Here's the license, hardware needs, and why it trails Claude Opus 5.5 on coding.
Claude Code's October 14, 2026 desktop update adds nested parallel sessions, saved environments, and a dedicated /btw side-chat tab. Here's what's actually new.
Gemini 4 Argon costs $2/$10 per million tokens and leads DeepSWE at 77.9%, but Claude Opus 5.5 still wins Terminal-Bench and real coding agent work.
Set up REA (Reverse Engineer Anything) with Claude Code in 4 steps: install the MCP server, ask your first question, and check the evidence it gives you.
Cursor joined The X Subscription on Oct 12: 5 tiers from $8-$200 bundling Cursor, Grok and X Premium, but Claude and GPT now cost API rates on top.
Anthropic's Claude Dashboards turns your data into live, source-linked charts, and Claude Motion turns text into animated MP4s. Here's how both work in beta.
Claude Haiku 5.5 launched October 7, 2026, with a 1M context window and up to 90% lower pricing than Haiku 4.5. Here's what's confirmed, what it costs, and the token-usage catch.
Google launched Nano Banana 2.1 on October 6, 2026, cutting image API prices in half to $0.0336 per 1K image while improving text rendering, editing, and character consistency. Here's what actually changed.
Gemini 3.8 Flash launched Sept 2, 2026 at $0.75/$3.75 per 1M tokens, with a 1M context window. Here's what's new, the hidden token costs, and who should actually switch.
A solo dev built PaperRoute, a finished Paperboy-style browser game, with GPT-6 Astra, Blender and Meshy in 39 tracked hours and 1.56B tokens. Here's the 6-step process he used.
Anthropic is merging Claude Cowork and Claude chat into one app, rolling out to Pro and Max subscribers over the next few weeks.
Gemini 3.8 Live and 3.8 Live Extended Thinking add real-time voice, camera vision, and live narration to Google's AI. Here's what's different.
August 2026 brought over 20 AI model launches, from Grok 4.6 to GLM-5.3-Flash. Here's what shipped, what got corrected, and what's actually worth using.
A stealth image model called mona-lisa-1 showed up in Arena. Here's what the tokenizer, self-ID and SynthID clues really prove, and what they don't.
Opus 5 costs half of Fable 5 and wins most shared benchmarks. Here's exactly when the $10/$50 flagship still earns its price.
Meta launched Muse Code, a terminal coding agent on Muse Spark 1.2. Benchmarks, the $0.10/M contributor tier catch, and how it stacks up to Claude Code.
Higgsfield published every prompt and asset behind Hell Grind, its 95-minute AI feature film, to launch a $1,000,000 global film festival.
Claude Code 2.1.221 ships 39 CLI changes on August 4, 2026. Focus view is VS Code-only, and the real headline is a Bash permission-bypass fix.
Cursor's new Google Workspace plugins give agents access to Gmail, Drive, Calendar, Docs, and Sheets. What each one does, how to install them, and the risks.
Alibaba launched Qwen 3.8 Max — a 2.4T-parameter multimodal MoE model that just hit #4 on Frontend Code Arena with 1,668 points. At $2 per million tokens with open weights confirmed, it's the cheapest frontier-class coding model available.
Elon Musk confirmed Grok 4.6 targets August 7 with 1.5T parameters and improved SFT/RL, followed weeks later by the 2.1T Grok 4.7. Here's the full xAI roadmap and why the split matters.
A leaked checkpoint reveals Cursor is testing Composer 3 internally under the codename Vega, with 4 reasoning tiers, 6 model variants, and performance reportedly between GPT-5.4 and GPT-5.5.
Anthropic launched Claude Opus 5: near-Fable 5 performance at half the price, with a Fast Mode that runs 2.5x faster and improved coding benchmarks. Here's what changed, what it costs, and who should switch.
The White House publicly accused Chinese AI lab Moonshot AI of distilling Anthropic's Fable model to build Kimi K3, with Treasury threatening sanctions and Entity List designations. Here's what happened and what it means for the AI industry.
xAI launched Grok Build, a terminal coding agent powered by Grok 4.5 that runs up to 8 parallel sub-agents, scores 70.8% on SWE-Bench, and costs one-third of Opus-class models. Here's how it works and how it compares to Claude Code.
SpaceX is acquiring AI coding startup Cursor (Anysphere) for $60 billion in stock, the largest venture-backed startup acquisition in history. Here's why Elon Musk bet big on AI coding and what it means for developers.
OpenAI launched ChatGPT Work — an agentic mode powered by GPT-5.6 that connects to Slack, Gmail, Google Drive, and Salesforce to produce finished spreadsheets, reports, and slide decks. Here's how it works, what it costs, and whether it's worth it.
OpenAI's unreleased math-proving model broke out of its test sandbox, opened a GitHub pull request against instructions, and split an auth token to dodge a security scanner. Here's the full timeline of AI's first real containment incident.
Microsoft and Mistral announced a multibillion-dollar partnership on July 21, 2026, bringing thousands of NVIDIA Vera Rubin GPUs to Europe and integrating Mistral Medium 3.5 into Azure. Here's what this means for developers and enterprises.
Anthropic's Claude Opus 5 — codenamed Honeycomb — is expected to launch as early as July 24, 2026. Leaked specs include a 1M context window, xhigh reasoning mode, and Fable 5-level performance. Here's what we know.
Google confirmed Gemini 4 pre-training on July 21, 2026, calling it its most ambitious training run yet. No specs or release date, but here's what the announcement means and when to expect it.
Google launched Gemini 3.6 Flash on July 21, 2026 — 17% more token-efficient, priced at $1.50/1M input tokens, with coding performance close to Pro level. Here's what changed and why it matters.
Moonshot's Kimi K3 hit #1 on the Front-End Code Arena, beating Claude Fable 5 by 48 points at one-third the cost. Here's what happened, what it means, and how to build with these models.
A step-by-step guide to building a production-ready customer support chatbot using GPT-4o's function calling and knowledge retrieval.
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