We architect and deploy custom smart contracts that are secure, gas-optimized, and upgradeable. Our development process is built on a foundation of security-first engineering, utilizing OpenZeppelin libraries and following industry-standard patterns.
LABS
Services
Cross-Chain Subscription Payment Bridges
Build secure, non-custodial interoperability layers that let your users pay for subscriptions on one blockchain using assets from another. We deliver production-ready bridges using CCIP, Wormhole, or IBC.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built to your exact specifications.
From token standards to complex DeFi logic, we deliver contracts that are battle-tested and ready for mainnet.
- Token Systems:
ERC-20,ERC-721,ERC-1155with custom minting, vesting, and governance modules. - DeFi & DApps: Automated Market Makers (AMMs), staking pools, yield aggregators, and lending protocols.
- Security & Audits: Full unit/integration testing, formal verification, and preparation for third-party audits from firms like CertiK or Quantstamp.
- Deployment & Management: Full-stack deployment scripts, proxy patterns for upgrades, and on-chain monitoring setup.
key-features-cards
ARCHITECTURE PRINCIPLES
Engineered for Reliable, Secure Subscriptions
Our cross-chain bridge is purpose-built for the unique demands of recurring payments. We deliver the security, reliability, and flexibility your subscription business requires to scale.
01
Fault-Tolerant Settlement
Multi-chain transaction orchestration with automatic retry logic and fallback paths ensures subscription payments never fail due to network congestion or temporary outages.
99.9%
Settlement Success Rate
5+
Fallback Paths
02
Zero-Downtime Upgrades
Hot-swappable smart contract architecture using proxy patterns and diamond standards. Upgrade payment logic without interrupting active subscriptions or requiring user migration.
0
Service Disruption
< 1 hr
Upgrade Window
03
Enterprise-Grade Security
Contracts are developed with OpenZeppelin libraries, undergo formal verification, and receive audits from firms like CertiK and Halborn before deployment. Multi-sig and timelock controls protect admin functions.
3+
Security Audits
24/7
Monitoring
04
Gas-Optimized Execution
Engineered for cost efficiency. Our bridge logic minimizes on-chain operations and leverages batch processing, reducing gas costs for you and your users by up to 40% compared to naive implementations.
~40%
Gas Savings
Sub-second
Bridge Latency
05
Flexible Billing Models
Support for fixed-rate, usage-based, and tiered subscription plans natively on-chain. Easily configure trial periods, prorations, and grace periods through our management dashboard.
10+
Billing Models
Real-time
Plan Updates
06
Comprehensive Observability
Gain full visibility into payment flows with detailed logs, real-time dashboards, and alerting for failed transactions. Integrates with your existing tools like Datadog, Sentry, and PagerDuty.
100%
Transaction Traceability
< 60 sec
Alert Time
benefits
MEASURABLE IMPACT
Business Outcomes: Grow Revenue, Reduce Friction
Our cross-chain subscription payment bridges are engineered to deliver concrete business results. We focus on metrics that matter to your bottom line: increased user acquisition, reduced operational overhead, and accelerated revenue growth.
01
Expand to New Revenue Streams
Unlock subscription revenue from users on any major blockchain (Ethereum, Solana, Polygon, etc.) without building native infrastructure on each chain. Monetize a global audience instantly.
10+
Supported Chains
0 days
Chain Integration Time
02
Slash Payment Friction by 90%
Eliminate manual bridging and gas fee complexity for your users. Our one-click subscription flow handles cross-chain asset conversion and payment in a single, seamless transaction.
90%
Fewer User Steps
< 30 sec
Payment Completion
03
Reduce Churn with Flexible Billing
Offer users the freedom to pay with their preferred chain's native asset (ETH, SOL, MATIC, etc.) without switching wallets. Flexibility increases retention and reduces subscription cancellations.
25%
Lower Predicted Churn
8+
Payment Assets
04
Cut Development & Maintenance Costs
Avoid the 6+ month development cycle and ongoing security overhead of building a custom bridge. Our audited, managed service deploys in weeks with a predictable SaaS model.
70%
Cost Savings vs. Build
2-4 weeks
Time to Launch
06
Real-Time Analytics & Revenue Dashboard
Gain instant visibility into cross-chain subscription performance, MRR, churn rates, and user demographics with our dedicated analytics portal. Make data-driven growth decisions.
Real-Time
Revenue Tracking
Granular
Chain-Level Insights
Scalable Infrastructure for Every Stage
Phased Development Tiers: From MVP to Enterprise
A structured roadmap for building and scaling a secure, production-ready cross-chain subscription payment bridge. Choose the tier that matches your current needs and growth trajectory.
| Feature / Deliverable | MVP Starter | Growth Professional | Enterprise Scale |
|---|---|---|---|
Core Bridge Smart Contracts | |||
Multi-Chain Support | 2 Chains | Up to 5 Chains | Unlimited Chains |
Smart Contract Security Audit | Basic Review | Full Audit + Report | Full Audit + Formal Verification |
Gas Optimization & Fee Abstraction | Basic | Advanced (Sponsor & Relay) | Custom Fee Models |
Frontend Integration Kit (SDK) | Basic Widget | Full SDK + Docs | White-Label SDK & UI Components |
Deployment & Go-Live Support | Self-Serve Guide | Dedicated Engineer | Managed Deployment & Launch |
Monitoring & Alerting | Basic Dashboard | Custom Alerts & Analytics | 24/7 SRE & PagerDuty Integration |
Incident Response SLA | Best Effort | < 12 Hours | < 1 Hour |
Recurring Billing Engine | Simple Scheduler | Dynamic Proration & Trials | Enterprise Billing & Invoicing |
Compliance & KYT Integration | Basic Screening | Custom Rules & Regulatory Reporting | |
Typical Timeline | 4-6 Weeks | 8-12 Weeks | 12+ Weeks (Custom) |
Typical Investment | $25K - $50K | $75K - $150K | Custom Quote |
how-we-deliver
PREDICTABLE, TRANSPARENT, AND SECURE
Our Delivery Process: From Specification to Mainnet
We deliver production-ready cross-chain subscription payment bridges through a structured, milestone-driven process. This ensures on-time delivery, clear communication, and enterprise-grade security at every stage.
01
Phase 1: Discovery & Specification
We conduct a technical deep-dive to define your exact requirements for token standards, supported chains, and payment logic. You receive a detailed technical specification and a fixed-price project plan.
1-2 weeks
Timeline
Fixed Price
Pricing Model
02
Phase 2: Architecture & Smart Contract Development
Our engineers design the system architecture and develop core smart contracts for subscription management and cross-chain messaging (e.g., using Axelar, LayerZero, or Wormhole). Code follows OpenZeppelin standards from day one.
Solidity 0.8+
Language
OpenZeppelin
Security Base
03
Phase 3: Security Audit & Testing
All smart contracts undergo rigorous internal review and are submitted to a third-party auditor (e.g., Spearbit, CertiK). We implement a comprehensive test suite covering unit, integration, and fork-testing on multiple testnets.
Third-Party
Audit
100% Coverage
Test Goal
04
Phase 4: Staging Deployment & Integration
We deploy the complete bridge system to a staging environment on your target testnets (e.g., Sepolia, Arbitrum Goerli). We assist your team with frontend/backend integration and conduct end-to-end payment flow testing.
Multi-Testnet
Deployment
Full Support
Integration
05
Phase 5: Mainnet Launch & Monitoring
We manage the coordinated mainnet deployment across all supported chains. Post-launch, we provide 24/7 monitoring dashboards for bridge health, transaction success rates, and security alerts.
Coordinated
Deployment
24/7
Monitoring
06
Phase 6: Ongoing Support & Maintenance
We offer SLA-backed support packages for upgrades, new chain integrations, and emergency response. Your bridge remains secure and up-to-date with the latest protocol standards.
99.9% SLA
Uptime
< 1 hour
Emergency Response
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
We architect and deploy custom smart contracts that form the foundation of your Web3 product. Our development process ensures security-first design, gas optimization, and audit readiness from day one.
- Token Systems:
ERC-20,ERC-721,ERC-1155with custom minting, vesting, and governance logic. - DeFi Protocols: Automated Market Makers (AMMs), lending/borrowing pools, and yield strategies.
- Enterprise Logic: Multi-signature wallets, access control systems, and compliant asset issuance.
- Security Standards: Built on
Solidity 0.8+withOpenZeppelinlibraries and formal verification patterns.
We deliver battle-tested contracts with a 99.9% uptime SLA and a documented path to third-party audits by firms like CertiK or Quantstamp.
Our iterative development cycle delivers a minimum viable contract suite in 2-4 weeks, followed by integration support and ongoing maintenance. We focus on future-proof code that is upgradeable, composable, and built to handle mainnet volume.
Cross-Chain Payment Infrastructure
Frequently Asked Questions
Get clear answers on timelines, security, and integration for your subscription payment bridge.
We deliver a production-ready, audited cross-chain subscription bridge in 4-8 weeks from kickoff. This includes architecture design, smart contract development on Solidity 0.8+, integration with Chainlink CCIP or Axelar, frontend SDK creation, and a comprehensive security audit. For standard integrations with 2-3 supported chains, the timeline is typically 4 weeks.
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