
ArenaX
Chess.com for Engineers where GMs get hired
What it does
ArenaX is where AI engineers earn their rank. Live 1v1 prompt duels judged by Claude, GPT-5, and Gemini consensus. Climb the ELO leaderboard → get matched with companies who actually trust the score. Built at IIT Bombay, funded by our recruitment work for Pocket FM and others.
Does the same job
all alternatives →

- AI Hardware Engineer by iOrchestraMar 2026 · vibeengineer.iorchestra.ai · ▲54
AI mechanical & electrical engineers for hardware builders

ArenaX | Play Esports Tournaments May 2026 · play.google.com · ▲1Join, host, and win esports tournaments

More work this month
the category →


The app store for voice native apps that lives in your notch
Work · 28d ago · voiceos.com


Mac-native app for screenshots, recordings and collaboration
Work · 5d ago · cleanshot.com
Launched alongside, May 2026
the whole month →

Parallel agents, diff reviewer, and multi-model comparisons
Dev tools · May 2026 · kilo.ai


- NW
Hey HN, Henry here from Cactus. We open-sourced Needle, a 26M parameter function-calling (tool use) model. It runs at 6000 tok/s prefill and 1200 tok/s decode on consumer devices. We were always frustrated by the little effort made towards building agentic models that run on budget phones, so we conducted investigations that led to an observation: agentic experiences are built upon tool calling, and massive models are overkill for it. Tool calling is fundamentally retrieval-and-assembly (match query to tool name, extract argument values, emit JSON), not reasoning. Cross-attention…
Life & fun · May 2026 · github.com
- FM
Dev tools · May 2026 · github.com