dapps.co
Invest in communities on a bonded curve
Created on 4th June 2025
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dapps.co
Invest in communities on a bonded curve
The problem dapps.co solves
Monetizable, Secure Messaging for Web3 Communities
Our XMTP-powered DM system solves three critical problems for our 16,000+ users:
💰 Creator Monetization: Traditional platforms don't let creators monetize their time. Our paid DM feature enables users to set ETH-based pricing for direct messages (configurable rates for followers/following/others), creating a new revenue stream. Messages cost 0.001 ETH by default, with automatic refunds if recipients don't reply within 7 days.
🔒 True Privacy: Unlike centralized platforms that can access your messages, we provide end-to-end encryption via XMTP protocol. Your conversations are truly private - not even we can read them.
⚡ Seamless Web3 UX: Users enjoy instant messaging with optimistic UI updates, real-time delivery via SSE, media sharing, and mobile-first design. The crypto complexity is hidden - it feels like WhatsApp but with Web3 superpowers.
🎯 Real Impact: Our existing community of crypto enthusiasts, traders, and creators can now:
Monetize their expertise through paid consultations
Have private, secure conversations about sensitive trades
Build micro-economies around exclusive access
Bridge Web2 social experiences with Web3 financial rails
This transforms messaging from a cost center into a revenue-generating, privacy-first communication layer for the onchain economy.
Challenges we ran into
SSE Authentication in Production: The biggest hurdle was implementing real-time messaging. XMTP handles message delivery, but we needed instant UI updates. Our Server-Sent Events initially failed in production due to CORS and cookie domain mismatches between frontend and API.
Solution: We discovered that using our existing Vite proxy (/api/sse/messages) instead of direct API calls eliminated CORS issues entirely. The proxy automatically handles authentication cookies, making SSE work seamlessly.
Optimistic Messaging Performance: Users expected instant message sending, but waiting for XMTP confirmation created 200-500ms delays.
Solution: We implemented true optimistic updates - messages appear instantly in the UI while XMTP processes them in the background. We carefully handled message deduplication to prevent flickering when server confirmations arrive.
Mobile Layout Complexity: Making conversations work perfectly on both desktop browsers and mobile apps required different positioning strategies (fixed vs relative) while maintaining the same codebase.
*Result: *A messaging experience that feels native across all platforms while leveraging XMTP's decentralized infrastructure.
Technologies used
Cheer Project
Cheering for a project means supporting a project you like with as little as 0.0025 ETH. Right now, you can Cheer using ETH on Arbitrum, Optimism and Base.