
ClaySeal Arena — Prompt-Injection CTF
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
The full gallery
Tech stack
60 projects

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

Play an arcade game created by a 9-year-old with Claude Code.
@DrJiangFunPlace · X
My 9 year old made this game with Claude Code. You are welcome to play. #gamedev #claudecode

Alexandra is an AI synthesis engine for analogous and cross-domain thinking. Describe your problem, connect your Obsidian vault, select research papers and domains — then let it sy
@EmemUmoh2421 · X

Organize bookmarks, notes, voice memos, and screenshots with AI summaries and password vault.
@aliuagon_ · X

A private memory vault that stores and connects memories in an immersive starfield graph interface.
@PriceMander7110 · X

Vote on which startups survive in an internet-powered arena.
@nandi_reddy_ · X
I just launched Kill or Save. It’s an arena where founders submit their startups and the internet decides what survives. I’m looking for the first brave founders to enter: #buildinpublic #indiehackers

One model. Fifteen memory slots. Every opinion it holds was bought, and it shows you the price.
@navin4501 · X
U can check if u have product

Purchase and trade HOOD tokens on Robinhood Chain with permanently locked liquidity protection.
@impissssa · X
又又又舒服了 链上活跃一天 没看到什么值得建设的好东西 晚上看到 @Dobbins_ 做了一个新项目 @HoodLumonChain 并且在4k发到了tg群里 2点也是打射了 4k--120k 完成 30x 尽管链上流动性很一般 但是机会还是很多 内盘时网站 : ca: 0x10fc9c3571a5aec22c03e63400eb5dc53bd66666 关注更多打新机会 进tg群 tg:

@master_jpma my project : https://t.co/EPGJ7MymV4 a economy multiplayer game up to 8 People
@Mid_Art_Market · X
my project : a economy multiplayer game up to 8 People

Tulvo brings thinking, planning, execution, and insight into one living system — built around how your company actually works.Tulvo brings thinking, planning, execution, and insigh
@AyaanShakif · X
Hello, this is Ayaan. i have built tulvo....Basically : It's a tool that can adapt to any custom system according to business need.we are giving it for the whole month. you can give a try:

A first-person roguelike deckbuilder where exact kills become ingredients and cooked dishes reshape your combat deck.
@DeryaTR_ · X
Already wishlisted this game from Danny, one of the pioneers of fully AI vibe-coded games! Looking forward to playing it, imo it could be a big commercial success & one of the games that defines the beginning of the AI-gaming era! Great job! Try it here:

Real email inbox, login automation, OTP handling, and credential vault API for AI agents.
u/kumard3 · Reddit
shipped delivered/bounced/replied webhooks, and deliberately left out open-pixel tracking an agent that sends mail needs to know what happened to it. i had delivery and bounce events sitting in the database the whole time, they just never got delivered anywhere useful, so an agent sending mail had no way to react to a bounce or know if anyone replied. shipped webhooks for the real lifecycle: delivered, bounced, complained, replied. an email.replied event fires specifically when an inbound