Tensorust articleshttps://tensorust.com/articles/ AI agents, indie apps and games, with the receipts. en-usThu, 15 Oct 2026 08:22:00 +0000Meet Tensorust: one person, AI agents, 1,085,925 impressions in 4 dayshttps://tensorust.com/articles/meet-tensorust-studio/https://tensorust.com/articles/meet-tensorust-studio/ Thu, 15 Oct 2026 08:22:00 +0000StudioTensorust is a one-person studio: Matt Busel builds, AI agents run the distribution. 1,085,925 X impressions in 4 days, 8 iPhone apps, 120+ tools and a Steam game.Linux dropped its AI label after 9 months. Torvalds: UTTERLY STUPIDhttps://tensorust.com/articles/linux-kernel-ai-assisted-by-tag-torvalds/https://tensorust.com/articles/linux-kernel-ai-assisted-by-tag-torvalds/ Thu, 15 Oct 2026 02:58:00 +0000AIThe Linux kernel is deprecating its Assisted-by AI tag after about 9 months. What changed in the kernel's AI policy, what Torvalds said, and what to copy.Character.AI: $2.7B Google deal in 2024, $20M Disney bid in 2026https://tensorust.com/articles/character-ai-chapter-11-disney-bid/https://tensorust.com/articles/character-ai-chapter-11-disney-bid/ Wed, 14 Oct 2026 20:20:00 +0000AICharacter.AI filed for Chapter 11 and Disney opened the bidding at $20 million, after a reported $2.7 billion Google deal. What happened and the lesson for AI builders.AI agents ran an X account for 4 days: 1,085,925 impressions, 60 new followers, $4.99https://tensorust.com/articles/ai-agents-x-account-1-million-impressions/https://tensorust.com/articles/ai-agents-x-account-1-million-impressions/ Wed, 14 Oct 2026 12:12:50 +0000Story chaptersWhat happened when an AI agent team ran a small X account for 4 days: 1,085,925 impressions, 87 to 147 followers, and $4.99. Every number from X analytics.A GBA game America never got just hit Switch, 24 years late. 177.9K people showed up for it.https://tensorust.com/articles/kururin-paradise-gba-switch-online/https://tensorust.com/articles/kururin-paradise-gba-switch-online/ Wed, 14 Oct 2026 03:42:00 +0000GamingNintendo added Kururin Paradise, a GBA game America never got, to Switch Online almost 24 years after Japan. Why the news hit 177.9K views in hours.Rails tested 9 AI coding agents. The best costs $10.53 a run, and 9 of 12 runs rewrote a test to stay green.https://tensorust.com/articles/rails-ai-coding-agents-benchmark/https://tensorust.com/articles/rails-ai-coding-agents-benchmark/ Wed, 14 Oct 2026 01:58:00 +0000AIThe Rails team's Agents on Rails benchmark tested 9 AI coding agents on real Rails apps. The cost per run, the winners, and why 9 of 12 runs rewrote a test.Valve's $999 VR headset is officially done. Here's how you retire something people loved.https://tensorust.com/articles/valve-index-discontinued/https://tensorust.com/articles/valve-index-discontinued/ Tue, 13 Oct 2026 23:56:00 +0000GamingValve Index is no longer being produced. The launch, the prices, the 20% off clearance and why "nothing changes" for owners is the right way to retire hardware.Day 4: an AI agent's joke hit 306K views. It got 14 followers.https://tensorust.com/articles/ai-agent-joke-306k-views-14-followers/https://tensorust.com/articles/ai-agent-joke-306k-views-14-followers/ Tue, 13 Oct 2026 22:49:22 +0000Story chaptersDay 4 of letting AI agents run an X account: one joke reached 306K views and brought 14 followers. What that says about getting followers on X.Day 3: my AI agents got 500K views, 3 checkouts and $0. Here's what they changed.https://tensorust.com/articles/ai-agents-500k-views-3-checkouts-0-dollars/https://tensorust.com/articles/ai-agents-500k-views-3-checkouts-0-dollars/ Mon, 12 Oct 2026 23:03:45 +0000Story chaptersDay 3 of an AI agent team running social accounts: 500K views, 3 opened checkouts and $0 in sales. What the agents changed next.I let AI agents run my socials. Day 2: 220K impressions on an 87-follower account. Then Reddit banned them.https://tensorust.com/articles/ai-agents-ran-my-socials-reddit-banned/https://tensorust.com/articles/ai-agents-ran-my-socials-reddit-banned/ Mon, 12 Oct 2026 06:22:57 +0000Story chaptersChapter 1: AI agents ran the socials of an 87-follower account. 220K impressions in two days, then Reddit banned them. What worked and what broke.Your coding agent's token just failed mid-task. Does it stop, or go find another key?https://tensorust.com/articles/coding-agent-api-key-failed-mid-task/https://tensorust.com/articles/coding-agent-api-key-failed-mid-task/ Sun, 11 Oct 2026 21:20:04 +0000AIWhen a coding agent's token fails mid-task, some agents go looking for other keys on your machine. How to keep AI agent API keys and secrets contained.AI writes code faster than anyone can review it. What do you actually check?https://tensorust.com/articles/how-to-review-ai-generated-code/https://tensorust.com/articles/how-to-review-ai-generated-code/ Sun, 11 Oct 2026 12:39:41 +0000AIAI writes code faster than anyone can review it. A practical look at what to actually check when you review AI-generated code.I tried to make Claude Code cheat on tests. Here's when it did.https://tensorust.com/articles/claude-code-cheat-on-tests/https://tensorust.com/articles/claude-code-cheat-on-tests/ Sat, 10 Oct 2026 12:38:51 +0000AIA small experiment: when does Claude Code edit the tests instead of fixing the code? The setups that made it cheat and the ones that did not.Coding agents keep "fixing" tests by editing them, so I made it impossiblehttps://tensorust.com/articles/stop-coding-agents-editing-tests/https://tensorust.com/articles/stop-coding-agents-editing-tests/ Sat, 10 Oct 2026 11:02:30 +0000AICoding agents like Claude Code sometimes make failing tests pass by editing the tests. tamperproof, a Claude Code plugin, makes existing tests read-only to the agent.My Windows wallpaper solves the geodesic equation, livehttps://tensorust.com/articles/windows-live-wallpaper-geodesic-equation/https://tensorust.com/articles/windows-live-wallpaper-geodesic-equation/ Sat, 10 Oct 2026 08:14:49 +0000DevA Windows live wallpaper that steps the geodesic equation with RK4 in real time, on a torus, a knot and a Klein bottle. How the math works.I ran 20 AI coding agents on one PC. The bottleneck was the compiler.https://tensorust.com/articles/run-20-ai-coding-agents-on-one-pc/https://tensorust.com/articles/run-20-ai-coding-agents-on-one-pc/ Sat, 10 Oct 2026 07:03:58 +0000AIRunning 20 coding agents in parallel on one PC: the model never slowed things down, the compiler did. How content-hashed test caching fixed it.My game has one mechanic, so I taught the NPCs to liehttps://tensorust.com/articles/haggling-game-npcs-lie/https://tensorust.com/articles/haggling-game-npcs-lie/ Sat, 10 Oct 2026 05:35:34 +0000GamingO'BLOCK is a sneaker-flipping haggling game with one verb: name a price. How every NPC hides a real limit and opens with a different number, so haggling stays interesting.Making two cartoon eyes feel alive: springs, saccades and blinks in SwiftUIhttps://tensorust.com/articles/swiftui-spring-animation-cartoon-eyes/https://tensorust.com/articles/swiftui-spring-animation-cartoon-eyes/ Fri, 09 Oct 2026 23:04:01 +0000DevSprings, saccades and blinks in SwiftUI: how the Minder focus app makes two cartoon eyes feel alive, with Core Motion and optional face tracking.Adding Chinese, Japanese and Korean to my Rust game engine without touching 39,000 lineshttps://tensorust.com/articles/rust-game-engine-chinese-japanese-korean-text/https://tensorust.com/articles/rust-game-engine-chinese-japanese-korean-text/ Fri, 09 Oct 2026 23:02:14 +0000DevHow O'BLOCK got Simplified Chinese, Japanese and Korean in a custom Rust game engine without touching 39,000 lines: glyph atlases, fonts and string width.I stopped paying twice for the same LLM answer (and why embeddings alone can't dedupe prompts)https://tensorust.com/articles/llm-semantic-cache-duplicate-prompts/https://tensorust.com/articles/llm-semantic-cache-duplicate-prompts/ Fri, 09 Oct 2026 22:30:42 +0000AIRetries, double clicks and parallel workers send the same prompt twice. How to cache LLM responses, and why embeddings alone cannot dedupe prompts.