Yellow SDK Drives New Chess Betting Platform Sophos With Gasless State Channel Technology

Alexey Bondarev
Alexey BondarevJul, 29 2025 17:26
New chess betting platform uses blockchain to eliminate transaction fees during live matches
New chess betting platform uses blockchain to eliminate transaction fees during live matches

A new decentralized betting platform allows users to wager on live chess moves through blockchain technology, eliminating traditional transaction fees and security concerns. Built with the Yellow SDK, Sophos combines zkProofs and gasless state channels to create what developers call a "trustless, prediction-based betting platform" for real-time chess matches.


What to Know:

  • Sophos uses Yellow Network's state channel technology and Vlayer's Web Proof system to process bets without requiring users to sign every transaction on-chain
  • The platform pulls real-time chess data from the Lichess API, enabling instant predictions on live matches
  • Users sign once via their wallet, then all subsequent bets are processed off-chain while maintaining cryptographic verification

The platform leverages Yellow Network's state channel technology, specifically ERC-7824 and Nitro Protocol standards, for gasless, off-chain betting operations. Vlayer's Web Proof system with Zero-Knowledge Proofs ensures verifiable, trustless move validation throughout each match.

Real-time chess data flows from the Lichess API, enabling instant predictions as games unfold.

The system requires users to sign once through their wallet, after which Yellow Network processes all bets off-chain.

Vlayer technology ensures each chess move receives cryptographic verification and gets recorded on-chain through smart contracts. This approach removes the need for users to sign every individual bet on-chain, creating what the developers describe as "a smooth, uninterrupted, and bot-resistant experience where skill meets speed and every move matters."

The Yellow SDK serves as the foundational toolkit bridging Web2 and Web3 technologies, providing developers with infrastructure to build decentralized applications that maintain traditional user experience standards while leveraging blockchain security.

Closing Thoughts

Sophos represents a convergence of traditional chess gaming with decentralized finance, using advanced blockchain protocols to create a seamless betting experience. The platform demonstrates how state channel technology can eliminate common blockchain friction points while maintaining security and transparency.

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Alexey Bondarev

Alexey Bondarev is the Head of Content at Yellow.com, having reported on crypto for the last 10 years. He specializes in in-depth Research and Learn pieces, with a focus on analytical reporting, industry context, and the bigger forces shaping crypto, from the AI era and security technologies to fintech innovation. He believes that everything digital will imminently overcome everything analogue and is working hard to make that come true.

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