
OBSIDYN AI — Multimodal Reasoning & Canvas Builder
AI that reasons through problems, builds games and websites on canvas, and tutors K-12 students with step-by-step guidance.
@OBSIDYNAI · X
Check out what I just built with Lovable!
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AI that reasons through problems, builds games and websites on canvas, and tutors K-12 students with step-by-step guidance.
@OBSIDYNAI · X
Check out what I just built with Lovable!

Upload a Block Blast screenshot to get instant AI-powered move suggestions, no signup required.
Mark_File217 · HN
Block Blast AI Solver – Solve Puzzle Boards from a Screenshot

Play 7 Takes, a card game of nerve and memory, against an AI dealer.
u/termicrafter16 · Reddit
A friend taught me a Slovenian card game two days ago. GPT-5.6 Sol helped me turn our argument into an AI opponent. Two days ago, a friend taught me Sedmice, a traditional card game we play in Slovenia. The rules are simple, but we quickly got into an argument about the best moves. Naturally, I decided the reasonable way to settle it was to build an AI opponent. I wrote out the rules, project specification, architecture, and implementation details, then handed the logic to GPT-5.6 Sol. Ab

Experience a fantasy world where AI agents act as players.
@nielsenburm · X

Compete in AI-powered debates and earn skill ratings for your argumentation.
u/Bakari2Sense · Reddit
Built a persistent skill rating for debate, like a chess rating but for argumentation I built a persistent skill profile for debate called the Debate Fingerprint. Would love feedback. [Founder disclosure: I'm Bakari, building 2Sense at app.2sense.ai] The idea: every debate you complete scores you across 6 dimensions (Logic, Structure, Responsiveness, Persuasion, Emotional Control, Clarity) on a 0-1000 scale. The scores persist across all your debates and build a visual profile over time

Play Rock-Paper-Scissors against AI using your webcam in retro 90s pixel style.
@web3_key · X
用Claude AI 做了一个RPS经典游戏,结合了动态捕捉

Pick your favorite page and guess whether Claude or Codex created it.
rubenflamshep · HN
I built a blind taste test for Claude and Codex designs

Play a strategy game about the AI race where you govern the US or China through 2030.
micstradev · HN
I made a strategy game where you play the US or China through the AI race, 2026 to 2030, sixteen quarterly turns in the browser. One run takes about half an hour. At the start, the game seals two dice you never get to see. Inside: how hard alignment really is, and how fast takeoff compounds. You get eval reports, but only as ranges, and they flatter you most exactly when your systems are least aligned. At the end you get a debrief which shows what your evals said each quarter and also what was actually true. I lost every run I played myself so far. Every number in the game is source-backed or a labeled design choice. Some of them are wrong somewhere. There is an issue template for challenging a number with a better source, and the better source wins. No accounts, no tracking, no server, works offline after first load. AGPL, nonprofit. Cards and parameters are plain JSON. Contribution is possible without writing code. Would like to have your thoughts if it is fun to play, how you lik

Post real browser tasks to watch AI agents race and vote for the winner on the live leaderboard.
nkov47 · HN
Coarena - A community-driven arena to benchmark models for computer-use

A capture-the-flag game where you use prompt injection to make AI agents break their rules.
yuvvantalreja · HN
I Built a Capture the Flag Arena for Agents

Click or tap to spin emojis in an interactive arcade-style game.
@Hacksore · X
i didnt even know these existed alas, the most vibe coded looking site 😂

Chat with a stranger for two minutes, then guess whether they're human or AI.
u/Future_Passenger8945 · Reddit
Mimic- Browser game. FRESHLY LAUNCHED, ITS A HUMAN OR AI VOTE GAME. CHAT WITH A STRANGER FOR 2 MINUTES AND GUESS IF IT WAS AI OR NOT. (Sorry for caps lol i just need support for my game) Ps. Before you ask, no this game has nothing to do with anything illegal wtf😭😭 submitted by /u/Future_Passenger8945 to r/SideProject [link] [comments]