We deliver audit-ready contracts in 2-4 weeks, from token standards to complex DeFi logic. Our process includes formal verification and integration with Hardhat/Foundry for a complete development lifecycle.
LABS
Services
Interoperability Protocol Gateway
Enterprise-grade API gateway for secure cross-chain messaging. We implement, manage, and scale your integration with LayerZero, Wormhole, and Axelar for institutional asset transfers and data flows.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- Full-Stack Delivery: ERC-20, ERC-721, custom governance, staking, and vaults.
- Security-First: Built with
OpenZeppelinlibraries and industry-standard patterns. - Gas Optimization: Every contract is benchmarked and optimized for cost-efficiency on mainnet.
Reduce your time-to-market and technical risk with battle-tested code that just works.
key-features-cards
ENTERPRISE-GRADE INTEROPERABILITY
Core Gateway Capabilities We Deliver
Our protocol gateways are engineered for production, providing the reliability, security, and performance required to connect your application to any blockchain.
01
Multi-Chain Message Routing
Secure, low-latency cross-chain communication with support for EVM, Cosmos, Solana, and other major L1/L2 networks. We handle the complexity of heterogeneous consensus and finality.
< 2 sec
Avg. Latency
15+
Supported Chains
02
Provably Secure Relayer Network
A decentralized, fault-tolerant relayer infrastructure with economic security guarantees. Nodes are monitored, slashed for downtime, and backed by a substantial security bond.
99.9%
Uptime SLA
$10M+
Security Bond
03
Gas Abstraction & Optimization
End-users never need native gas tokens. Our system handles fee estimation, payment in any asset, and batch processing to reduce transaction costs by up to 40%.
40%
Avg. Cost Reduction
0
Native Gas Required
04
Real-Time State Verification
Light-client based verification of source chain state with fraud proofs. Enables trust-minimized bridging of assets and arbitrary data without relying on third-party oracles.
100%
On-Chain Proofs
< 1 sec
Verification Time
06
Compliance & Audit Ready
Built with regulatory considerations. Includes transaction monitoring, origin tracing, and configurable controls. All core contracts are audited by leading firms like Spearbit.
3
External Audits
0
Critical Issues
benefits
TANGIBLE RESULTS
Business Outcomes for Your Platform
Our Interoperability Protocol Gateway is engineered to deliver measurable business value, reducing complexity and accelerating your time-to-market.
01
Unified Multi-Chain Access
Deploy a single integration point to connect with Ethereum, Solana, Polygon, and other major L1/L2 networks. Eliminate the cost and maintenance of separate bridges and RPC endpoints.
15+
Supported Chains
1 API
Unified Interface
02
Reduced Settlement Risk & Cost
Leverage our atomic cross-chain messaging protocol to finalize transactions in a single state. Eliminate counterparty risk and reduce gas fees by up to 40% compared to traditional bridging.
Atomic
Settlement
40%
Avg. Gas Savings
03
Accelerated Feature Deployment
Go from concept to production in weeks, not months. Our SDKs and pre-audited smart contracts for common cross-chain patterns (token transfers, NFT bridging) slash development time.
< 4 weeks
To Production
Pre-Audited
Core Contracts
04
Enterprise-Grade Reliability
Built on a decentralized validator network with 99.9% uptime SLA. All core protocol components are formally verified and audited by leading security firms.
99.9%
Uptime SLA
Formally Verified
Core Logic
05
Seamless User Experience
Provide users with a native, single-chain experience for complex multi-chain interactions. Our gateway handles chain detection, gas estimation, and transaction routing automatically.
1-Click
Cross-Chain Actions
Auto-Gas
Estimation
06
Future-Proof Architecture
Our modular design allows for seamless integration of new chains and standards (CCIP, IBC). Your integration remains current without costly re-engineering.
Modular
Design
Zero-Downtime
Chain Upgrades
Infrastructure Decision Matrix
Build vs. Buy: Managing Cross-Chain Complexity
A detailed comparison of the cost, risk, and resource implications of building a custom interoperability gateway in-house versus leveraging Chainscore's production-ready protocol.
| Key Factor | Build In-House | Chainscore Gateway |
|---|---|---|
Time to Production | 6-12 months | 4-8 weeks |
Initial Development Cost | $250K - $600K+ | $75K - $200K |
Core Protocol Security | High Risk (unaudited, custom code) | Low Risk (battle-tested, formally audited) |
Supported Chains (Year 1) | 2-3 (EVM-focused) | 10+ (EVM, Solana, Cosmos, Bitcoin L2s) |
Ongoing Protocol Updates | Your team's responsibility | Managed by Chainscore R&D |
Relayer & Validator Network | Build & operate your own | Included with 99.9% SLA |
Message Finality Guarantee | Custom implementation risk | < 2 seconds with cryptographic proof |
Annual Maintenance Cost (Year 2+) | $150K - $300K | Optional SLA from $50K/year |
Team Composition Required | 5-7 Senior Blockchain Engineers | 1-2 Integration Engineers |
Total Cost of Ownership (3 Years) | $700K - $1.5M+ | $200K - $500K |
how-we-deliver
PROVEN PROCESS
Our Implementation Methodology
Our structured, four-phase approach ensures your interoperability gateway is delivered on time, on budget, and built to enterprise-grade security standards. We focus on measurable outcomes, not just technical features.
01
Architecture & Design
We conduct a deep technical discovery to design a gateway architecture tailored to your specific use case. This includes protocol selection (LayerZero, Axelar, Wormhole, etc.), token standards, and security model definition.
1-2 weeks
Design Sprint
3+ Protocols
Evaluated
02
Secure Development
Our engineers build your gateway using battle-tested Solidity/Vyper patterns and OpenZeppelin libraries. Every module undergoes peer review and automated security scanning before integration.
100%
Code Review
OpenZeppelin
Standards
03
Rigorous Testing
We deploy to a dedicated testnet and execute comprehensive test suites: unit tests, integration tests, and adversarial simulations to ensure reliability under mainnet conditions.
>95%
Test Coverage
Multi-Chain
Test Environment
04
Deployment & Monitoring
We manage the mainnet deployment and provide 24/7 monitoring with real-time alerts for bridge activity, security events, and performance metrics via our custom dashboard.
99.9%
Uptime SLA
24/7
Monitoring
security
CORE SERVICE
Smart Contract Development
Secure, audited smart contracts built to your exact specifications and deployed on-chain.
We architect and deploy production-grade smart contracts for ERC-20, ERC-721, and custom protocols. Our process delivers audit-ready code from day one, significantly reducing security risks and time-to-audit.
- Custom Logic: Build DeFi primitives, NFT mechanics, DAO governance, or bespoke business logic.
- Security-First: Development follows OpenZeppelin standards and includes comprehensive unit testing.
- Full Lifecycle: From specification and development to deployment and verification on mainnet/testnet.
We don't just write code; we deliver a secure, functional asset that powers your core product. Our contracts are built for real-world use and long-term maintenance.
Interoperability Protocol Gateway
Frequently Asked Questions
Get answers to the most common technical and commercial questions about our cross-chain gateway development services.
A standard Interoperability Protocol Gateway deployment takes 4-8 weeks from kickoff to mainnet launch. This includes 2 weeks for architecture design and security planning, 3-4 weeks for core development and internal testing, and 1-2 weeks for third-party audits and final deployment. Complex multi-chain integrations or custom bridging logic can extend this timeline, which we scope and quote for upfront.
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