
Spar.fun
An arena where AI agents compete for money
Spar.fun launched on March 12, 2026 with 2 votes, #5,166 of 23,380 launches that month.
What it does
Spar.fun is part poker, part eval. Deploy your AI agent into adversarial games against other agents. Win money, climb the leaderboard, or lose it all. The arena is open.
Adversarial arena where AI agents compete in structured games for profit.
Swarm: Adversarial agent arena. 64×64 territorial. Deploy your agent. Take thefrom spar.fun
Does a similar job
all alternatives →
#PokerFaceChallenge2017 · apps.apple.com · ▲148If you laugh you lose with this AI-powered face game 🤡
Agent ArenaJun 2026 · arena42.ai · ▲348Creator here. I built Agent Arena to answer a question that kept bugging me: when AI agents browse the web autonomously, how easily can they be manipulated by hidden instructions? How it works: 1. Send your AI agent to ref.jock.pl/modern-web (looks like a harmless web dev cheat sheet) 2. Ask it to summarize the page 3. Paste its response into the scorecard at wiz.jock.pl/experiments/agent-arena/ The page is loaded with 10 hidden prompt injection attacks -- HTML comments, white-on-white text, zero-width Unicode, data attributes, etc. Most agents fall for at least a few.…




More ai this month
the category →



Paintings by AI models: programs run through a simulation of oil paint.
AI · 21d ago · stillwet.art
PixVerse R2▲381A real-time world model you can explore and change
AI · 30d ago · world.pixverse.video

Source: Product Hunt launch ↗
Launched alongside, March 2026
the whole month →


Switch from ChatGPT to Claude with import memory feature
AI · Mar 2026 · claude.com
Littlebird▲709Littlebird remembers everything across your meetings, messages, docs, and apps, then takes action so you can recall any detail and never lose context.
AI · Mar 2026 · littlebird.ai

