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Smart Contract Security Audits
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Custom DeFi Protocol Development
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Full-Stack Web3 dApp Development
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Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
Free 30-min Web3 Consultation
Book Consultation
Smart Contract Security Audits
View Audit Services
Custom DeFi Protocol Development
Explore DeFi
Full-Stack Web3 dApp Development
View App Services
LABS
Services

Cross-Chain Payment Gateway for GameFi

Deploy a unified payment and settlement layer that aggregates liquidity from Ethereum, Solana, Polygon, and more. Let players pay with any asset, from any chain, without manual bridging.
Chainscore © 2026
overview
CORE SERVICE

Smart Contract Development

Secure, audited smart contracts built for production, from token standards to complex DeFi logic.

We architect and deploy production-ready smart contracts that power your core business logic. Our development process is built on security-first principles, ensuring your application is resilient from day one.

  • Custom Development: From ERC-20 tokens and ERC-721 NFTs to complex DeFi primitives like AMMs and lending pools.
  • Security Audits: Every contract undergoes rigorous internal review and formal verification before deployment.
  • Gas Optimization: We write efficient code to reduce transaction costs by up to 40% for your users.

We don't just write code; we deliver battle-tested infrastructure with a clear audit trail and comprehensive documentation.

Our deliverables include fully tested source code, deployment scripts, and technical specifications, enabling your team to own and iterate on the codebase with confidence.

key-features-cards
BUILT FOR SCALE

Core Gateway Architecture & Capabilities

Our modular, battle-tested infrastructure is designed to handle the high-frequency, low-latency demands of GameFi economies. We deliver enterprise-grade reliability with developer-first tooling.

01

Multi-Chain Settlement Engine

Atomic cross-chain swaps with sub-second finality. Supports EVM (Ethereum, Polygon, Arbitrum) and non-EVM (Solana, Aptos) networks via a unified API. Eliminates settlement risk and reduces gas costs by up to 40% through batch processing.

< 1 sec
Finality
40%
Avg. Gas Savings
02

Non-Custodial Security Layer

Funds never touch our servers. Transactions are secured by MPC-TSS (Multi-Party Computation) with keys distributed across geographically isolated nodes. Audited by Halborn and certified for SOC 2 Type II compliance.

SOC 2
Certified
0
Custodial Risk
03

Real-Time Liquidity Aggregation

Dynamic routing across 50+ DEXs and liquidity pools to ensure optimal pricing for in-game asset swaps. Our algorithm minimizes slippage and guarantees fill rates >99% for trades under $100k.

> 99%
Fill Rate
50+
Sources
04

Gas Abstraction & Sponsorship

Let players transact without holding native gas tokens. Our meta-transaction relayer supports sponsored gas for seamless onboarding. Configurable policies for fee reimbursement and subscription models.

0
User Gas Required
5ms
Relay Latency
05

Unified Wallet SDK

Single integration for Web3 onboarding. Supports social logins (Google, Discord), embedded wallets, and all major extensions (MetaMask, Phantom). Reduces integration time from months to under 2 weeks.

< 2 weeks
Integration Time
10+
Wallet Types
06

Compliance & Fraud Monitoring

Built-in AML screening via Chainalysis and TRM Labs integration. Real-time transaction monitoring with customizable rule sets for regional compliance (FATF Travel Rule, MiCA). Automated suspicious activity alerts.

100%
Screened Tx
< 50ms
Risk Check
benefits
TANGIBLE RESULTS

Business Outcomes for Your Game Studio

Our cross-chain payment gateway is engineered to deliver measurable improvements to your game's economics, player experience, and operational efficiency.

01

Expand Your Player Base & Revenue

Enable seamless onboarding from any major chain (Ethereum, Solana, Polygon, etc.). Accept payments in 50+ tokens and stablecoins, removing friction for global players and unlocking new revenue streams.

50+
Tokens Supported
> 10
Major Chains
02

Reduce Transaction Costs & Complexity

Our gas-optimized settlement layer and aggregated liquidity pools cut player transaction fees by up to 70% compared to native bridging, improving the in-game purchase experience.

Up to 70%
Lower Fees
< 1 sec
Avg. Settlement
03

Enhance Security & Compliance Posture

Gateway built with enterprise-grade security. All smart contracts are audited by leading firms (e.g., CertiK, OpenZeppelin). Includes built-in AML/KYC integration hooks for regulated markets.

100%
Contracts Audited
SOC 2
Compliance Ready
04

Accelerate Time-to-Market

Go live in weeks, not months. Our pre-built SDKs for Unity and Unreal Engine, coupled with comprehensive API documentation, allow your team to integrate and deploy rapidly.

< 3 weeks
Avg. Integration
2 SDKs
Unity & Unreal
05

Gain Real-Time Financial Insights

Access a unified dashboard for cross-chain revenue analytics, player spending patterns, and token flow across all supported networks. Make data-driven decisions for your game economy.

Real-Time
Analytics
Unified
Multi-Chain View
06

Future-Proof Your Tech Stack

Our modular architecture supports seamless upgrades to new L2s and protocols. We handle the infrastructure complexity, so you can focus on game development without worrying about blockchain fragmentation.

Modular
Architecture
Zero Downtime
Protocol Upgrades
Scalable Solutions for Every Stage

Phased Development & Integration Tiers

Choose the right level of support for your GameFi project's cross-chain payment gateway, from foundational development to full-scale enterprise deployment.

Feature / ServiceStarterProfessionalEnterprise

Custom Smart Contract Development

Security Audit & Penetration Testing

Basic Review

Full Audit (CertiK/OpenZeppelin)

Full Audit + Ongoing Monitoring

Supported Blockchains

Ethereum + 1 L2

Ethereum + 3 (e.g., Polygon, Arbitrum, Base)

Ethereum + 5+ (Custom Chain Integration)

Multi-Token & NFT Payment Support

ERC-20 Only

ERC-20, ERC-721, ERC-1155

ERC-20, ERC-721, ERC-1155 + Custom Standards

Developer SDK & API Integration

Basic REST API

REST & WebSocket API + SDK

Full SDK Suite + Dedicated Integration Support

Gas Optimization & Relayer Service

Basic Relayer

Advanced Relayer with Fee Sponsorship

Real-Time Analytics Dashboard

Custom Dashboard with SLA Alerts

Technical Support & Response SLA

Email (72h)

Priority Slack (24h)

24/7 Dedicated Channel (<4h)

Smart Contract Upgradeability & Admin

Manual

Governance Module

Multi-sig + Timelock Contracts

Project Timeline

4-6 Weeks

8-12 Weeks

12+ Weeks (Custom)

Starting Price

$25,000

$75,000

Custom Quote

how-we-deliver
FULL-STACK ENGINEERING

Custom Blockchain Development

Build production-grade, scalable blockchain networks and applications tailored to your business logic.

We architect and deploy custom blockchain solutions from the ground up, delivering secure, high-performance infrastructure that scales with your user base. Our full-stack engineering covers everything from consensus mechanisms to node orchestration.

  • Layer 1 & 2 Development: Build sovereign chains or app-specific rollups using Substrate, Cosmos SDK, or OP Stack.
  • Smart Contract Ecosystems: Design and audit tokenomics, governance, and core protocol logic in Solidity, Rust, or Move.
  • Node Infrastructure: Deploy and manage validator nodes, RPC endpoints, and indexers with 99.9% uptime SLAs.
  • Cross-Chain Integration: Enable seamless asset and data flow via bridges and interoperability protocols like IBC or LayerZero.

We deliver a complete technical foundation, reducing your time-to-market from months to as little as 8 weeks for an MVP.

tech-stack
BUILT FOR SCALE

Trusted Protocols & Infrastructure

Our payment gateway is engineered on battle-tested infrastructure, providing the reliability and security required for high-volume GameFi economies.

01

Cross-Chain Bridges

Secure asset transfers across Ethereum, Polygon, Arbitrum, and Solana using audited bridge protocols like Axelar and Wormhole. Eliminate liquidity fragmentation.

5+
Supported Chains
< 3 min
Avg. Bridge Time
02

Automated Settlement Layer

Smart contract-based settlement with sub-2-second finality for in-game purchases. Ensures instant delivery of NFTs and tokens upon payment confirmation.

< 2 sec
Settlement Time
99.9%
Success Rate
03

Enterprise-Grade Security

Multi-signature wallets, MPC technology, and continuous monitoring. All core smart contracts are audited by leading firms like CertiK and OpenZeppelin.

24/7
Security Monitoring
$0
Client Losses
04

Gas Optimization Engine

Dynamic fee estimation and batch transaction processing reduce user gas costs by up to 40% compared to standard implementations.

40%
Avg. Gas Savings
10k+
TPS Capacity
Technical & Commercial Considerations

Cross-Chain Gateway FAQs for Game Developers

Common questions from CTOs and studio leads evaluating cross-chain payment infrastructure for their games.

Typical integration takes 2-4 weeks from kickoff to production deployment. This includes smart contract deployment, SDK integration, and a full security audit cycle. For a standard Unity/Unreal Engine integration with 2-3 target chains, we've delivered in as little as 10 business days.

ENQUIRY

Get In Touch
today.

Our experts will offer a free quote and a 30min call to discuss your project.

NDA Protected
24h Response
Directly to Engineering Team
10+
Protocols Shipped
$20M+
TVL Overall
NDA Protected Directly to Engineering Team