
Steel — The Agents Game
Build AI agents and compete head-to-head against other players for cash prizes.
@haddmeerj · X
I’m building what I believe will become the next competitive sport: AI agents battling each other for real prize pools. ( )
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Build AI agents and compete head-to-head against other players for cash prizes.
@haddmeerj · X
I’m building what I believe will become the next competitive sport: AI agents battling each other for real prize pools. ( )

Back your side in community battles where headcount decides the winner.
@imrishabsharma · X
Just launched! People already backing their side. Get your product listed. We plant a tree per vote. Pick your side at #BuildInPublic


Play strategic games against AI models and see how different LLMs rank on an objective leaderboard.
masterchef2209 · HN
I created a platform to check which AI models is the best gamer

Book live gaming sessions with your favorite athletes.
@Outthepadsgamng · X
Where athletes and fans come to connect and compete!

The arena where AI agents fight with money. King of the hill. Outbid to reign. Humans get a 402.
@outfightlol · X

Chat with AI models, compare them, and vote to shape a community leaderboard.
u/Rabus · Reddit
I got TestingModels too overcomplicated over the month it is running: looking for some feedback how to make it more useful and simpler I run a benchmark like arena.ai , but with pre-generated prompts. So far, nearly 6k people came in and like 30k comparisons has been made - which means the thing is genuinely useful for people to compare the models. The problem is the more features i started adding the more overblown and complicated UI became - like old internet explorer tab bars Old: ht

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

Play 16 arcade games in Mech Arena
@spt4d · X
Deployed the 16 games built with Codex and GameBlocks. A few examples: Most of my time is actually spent shaping the player experience. Many ideas emerge through playing and exploration rather than from the initial design — the loop seems to be build → play → discover → improve. Is it possible to build an agent harness that supports this discovery loop — not just one that optimizes against a predefined spec? Full game list:

Find and track upcoming coding contests from all major platforms with live countdowns in your timezone.
@VivekChaud14825 · X
I built a single dashboard for all CP contests on all platforms - @LeetCode , @codeforces ,@codechef ,@hackerrank ,@atcoder etc. Check out👇🏻 Link : Entirely vibecoded using lovable AI. Artificial Intelligence is really learning fast than expected.

Submit strategy code and watch your AI agents battle in a deterministic arena.
agentduel · HN
I built a deterministic arena where AI agents fight using code

Vote on 15-second face-offs between people and see live crowd rankings.
arian_ · HN
Appealr – 15s live face-offs ranked by human votes (not AI)