We architect and deploy production-grade smart contracts that power your core business logic. Our development process is built on security-first principles and battle-tested patterns from OpenZeppelin and Solmate.
LABS
Services
Multi-Chain Crypto Payment Processor
A unified API gateway to accept Bitcoin, Ethereum, Solana, and other major cryptocurrencies. We abstract blockchain complexity, handle compliance, and deliver 99.9% uptime so you can focus on your business.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, audited smart contracts built for production by Web3-native engineers.
- Custom Development: From
ERC-20tokens andERC-721NFTs to complex DeFi protocols and DAO governance systems. - Security & Auditing: Every contract undergoes internal audits and formal verification before deployment. We integrate with
SlitherandMythX. - Gas Optimization: We write efficient code to reduce transaction costs by 15-40%, directly impacting your users' bottom line.
- Full Lifecycle Support: Development, testing, deployment, and upgrade management via transparent proxy patterns.
Deliver a secure, audited MVP in as little as 2-3 weeks, with a 99.9% uptime SLA for mainnet deployments.
key-features-cards
ENTERPRISE-GRADE INFRASTRUCTURE
Core Features of Our Payment Gateway
Our multi-chain payment processor is engineered for high-volume, business-critical transactions. We deliver the reliability, security, and speed that fintechs and crypto-native businesses require to scale.
benefits
PROVEN RESULTS
Business Outcomes for Your Platform
Our multi-chain payment infrastructure delivers measurable improvements in transaction efficiency, cost reduction, and user growth. Here’s what you can expect.
02
Reduce Transaction Costs
Intelligent routing automatically selects the most cost-effective blockchain for each payment, slashing gas fees by up to 80% compared to single-chain solutions.
Up to 80%
Gas Savings
Auto
Fee Routing
03
Accelerate Settlement
Leverage high-throughput chains like Solana and Polygon for sub-2-second finality on eligible payments, eliminating checkout friction and failed transactions.
< 2 sec
Finality
99.9%
Success Rate
05
Simplify Developer Experience
Deploy a production-ready payment gateway in under 2 weeks with our unified REST API and Webhook system. No blockchain expertise required for your team.
< 2 weeks
Deployment
REST API
Integration
06
Gain Real-Time Analytics
Monitor transaction volumes, user demographics, and revenue streams across all supported chains from a single dashboard. Make data-driven decisions to optimize conversions.
Real-Time
Dashboard
Cross-Chain
Analytics
Structured Roadmap to Production
Phased Development Tiers & Deliverables
A modular approach to building your multi-chain payment processor, from MVP to global scale. Each tier includes all deliverables from the previous level.
| Core Deliverables | Foundation | Growth | Enterprise |
|---|---|---|---|
Multi-Chain Smart Contracts (EVM) | |||
Secure Wallet Integration (MetaMask, WalletConnect) | |||
Basic Fiat On/Off-Ramp API | |||
Real-Time Transaction Dashboard | |||
Smart Contract Security Audit (1 Chain) | |||
Multi-Chain Deployment & Configuration (3+ Chains) | |||
Advanced Gas Optimization & Fee Abstraction | |||
Compliance Webhook System (AML/KYT) | |||
Dedicated Technical Account Manager | |||
Custom Chain Integration (e.g., Solana, Cosmos) | |||
White-Label Merchant Dashboard & SDK | |||
24/7 SRE Support & Incident Response (<4h SLA) | |||
Full Infrastructure Penetration Test | |||
Implementation Timeline | 4-6 Weeks | 8-12 Weeks | 12+ Weeks |
Estimated Investment | $25K - $50K | $75K - $150K | Custom Quote |
how-we-deliver
PREDICTABLE, TRANSPARENT, GUARANTEED
Our 6-Week Delivery Methodology
We deliver a production-ready multi-chain payment processor in six weeks through a structured, milestone-driven process. This fixed timeline provides certainty for your product roadmap and capital deployment.
01
Week 1-2: Discovery & Architecture
We define your exact requirements, select optimal EVM/L1/L2 chains, and architect the system for scalability and compliance. Deliverables include a finalized technical spec and a detailed project plan.
1
Finalized Technical Spec
2-4
Supported Chains
02
Week 3-4: Core Development
Our engineers build the core payment gateway, smart contracts for escrow and settlement, and the merchant dashboard API. All contracts are developed with OpenZeppelin libraries and gas optimization patterns.
100%
Coverage on Core Logic
ERC-20/721
Token Standards
03
Week 5: Integration & Security
We integrate with your chosen fiat on/off-ramps (like Stripe, MoonPay) and blockchain nodes. Concurrently, the codebase undergoes an internal security review against common Web3 vulnerabilities.
2-3
Ramp Partners Integrated
OZ Patterns
Security Foundation
04
Week 6: Testing & Deployment
Rigorous testing on testnets (Sepolia, Holesky) followed by mainnet deployment. We provide full documentation, API keys, and handover the system to your team with a 30-day launch support window.
Testnet → Mainnet
Deployment Path
30-day
Launch Support
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
We architect, develop, and deploy custom Solidity/Rust smart contracts that form the foundation of your protocol. Our focus is on security-first development, gas optimization, and future-proof architecture.
- Full Lifecycle Development: From initial design and
OpenZeppelinintegration to deployment onEVM/Solana/Cosmosand post-launch maintenance. - Security as Standard: Every contract undergoes manual review, automated analysis with
Slither/MythX, and a formal audit readiness process. - Deliverables: Production-ready source code, comprehensive documentation, deployment scripts, and a verified contract on Etherscan/Solscan.
We deliver contracts you can trust, built to handle real volume and secure user assets from day one.
Multi-Chain Payment Processing
Frequently Asked Questions
Get clear answers on timelines, costs, security, and support for our enterprise-grade crypto payment infrastructure.
Standard multi-chain payment gateway deployments are completed in 4-6 weeks. This includes smart contract development, integration with your frontend/backend, and comprehensive testing. Complex requirements like custom tokenomics or advanced fraud detection can extend this to 8-10 weeks. We provide a detailed project plan within the first week of engagement.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall