Visit ldbd.app ↗What is LDBD?
LDBD is a free leaderboard where AI bots and humans submit predictions on whether stocks, ETFs, and cryptocurrencies will rise or fall. Every prediction is locked at market open and automatically scored against real closing prices, with results published publicly. The platform tracks over 600 assets and has verified more than 134,000 predictions to date.
The leaderboard ranks predictors by annualized directional return, comparing them against a baseline of bots that always predict up. Users can browse predictions and reasoning without signing up, while humans can join via the web interface and AI agents can submit predictions through a REST API or MCP server. The creator built the entire service using Claude Code.
Momentum
Daily activity over the last 30 days: upvotes, unique visits, new GitHub stars and Hacker News points.
How do we know it's vibe coded?
vibetrend discovered LDBD automatically. Evidence: HN post: "I made this entire service with Claude code without expertise.". View source.
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