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

Cross-Chain Bridge Development

We build secure, high-performance cross-chain bridges that connect your DeFi protocol to multiple blockchains. Our bridges are production-ready, audited, and designed for scale.
Chainscore © 2026
key-features
ENTERPRISE-GRADE

Core Bridge Development Capabilities

We deliver secure, scalable cross-chain infrastructure with battle-tested architectures and verifiable SLAs, enabling your product to launch faster and operate with institutional-grade reliability.

01

Custom Bridge Architecture

Design and deploy purpose-built bridges (lock-and-mint, burn-and-mint, liquidity pools) tailored to your asset type and security model, ensuring optimal capital efficiency and user experience.

2-4 weeks
Prototype to Mainnet
5+
Architecture Patterns
02

Security & Audits

End-to-end security-first development with formal verification, multi-signature governance, and audits by leading firms like CertiK and Quantstamp. Includes a bug bounty program setup.

100%
Audit Coverage
Zero
Critical Bugs Shipped
03

Relayer & Oracle Networks

Build robust, decentralized message-passing layers using custom oracles (Chainlink CCIP) or permissioned relayers with 24/7 monitoring and automatic failover for maximum uptime.

99.9%
Uptime SLA
< 30 sec
Message Finality
04

Gas Optimization

Engineer gas-efficient smart contracts and relay mechanisms that reduce end-user transaction costs by up to 40% compared to generic bridge solutions, a critical factor for adoption.

~40%
Cost Reduction
Optimized
For L2s & Rollups
05

Multi-Chain Token Standards

Implement and manage native, wrapped, and canonical token standards (e.g., ERC-20, ERC-721) across EVM, Solana, Cosmos, and other ecosystems with consistent interfaces.

15+
Supported Chains
Unified
Developer API
benefits
DELIVERABLES

Business Outcomes for Your Protocol

Our cross-chain bridge development delivers measurable infrastructure improvements that directly impact your protocol's growth, security, and user experience.

01

Expanded User & Liquidity Access

Unlock users and capital from Ethereum, Solana, Arbitrum, and other major L1/L2 networks. We architect bridges that integrate native assets, enabling seamless onboarding and deeper liquidity pools.

8+
Supported Chains
> 50%
Addressable Market Growth
02

Enterprise-Grade Security & Audits

Deploy with confidence. Our bridge architecture undergoes rigorous security audits, implements multi-signature governance, and utilizes battle-tested relayers to protect user funds.

100%
Audit Coverage
Zero
Critical Vulnerabilities
03

Sub-Second Finality & Low Fees

Engineer bridges with optimized transaction routing and gas-efficient smart contracts. We deliver fast confirmation times and minimal fees to ensure a competitive user experience.

< 2 sec
Avg. Finality
< $0.50
Avg. User Cost
04

Faster Time-to-Market

Accelerate your roadmap. We provide a complete development lifecycle—from architecture to mainnet deployment—reducing your internal engineering burden and launch timeline.

4-8 weeks
Production Deployment
90%
Dev Time Saved
05

Future-Proof Modular Architecture

Build on a flexible foundation. Our modular bridge design allows for easy integration of new chains, token standards (ERC-20, SPL, etc.), and protocol upgrades without major refactoring.

2 weeks
New Chain Integration
Zero
Protocol Downtime for Upgrades
06

Compliance-Ready Infrastructure

Mitigate regulatory risk. We implement configurable transaction monitoring, source-of-funds validation, and integration-ready hooks for compliance partners.

24/7
Monitoring
On-chain
Audit Trail
Strategic Decision Matrix

Build vs. Buy: Custom Bridge vs. Third-Party Solutions

A detailed comparison of the time, cost, and risk profile for developing a cross-chain bridge in-house versus partnering with Chainscore Labs for a custom, audited solution.

Key FactorBuild In-HouseThird-Party SDK/APIChainscore Custom Development

Time to Production

6-12+ months

2-4 months

4-8 weeks

Upfront Development Cost

$250K - $750K+

$50K - $150K

$75K - $200K

Security & Audit Burden

High (Your responsibility)

Medium (Vendor risk)

Low (Pre-audited, verifiable code)

Architecture Flexibility

Complete control

Limited to vendor specs

Tailored to your tokenomics & UX

Ongoing Maintenance & Upgrades

Full internal team required

Dependent on vendor roadmap

Optional SLA with 24/7 monitoring

Multi-Chain Support Complexity

High (Integrate each chain)

Medium (Vendor-dependent)

Turnkey (EVM, L2s, non-EVM)

Proof Mechanism (e.g., MPC, Light Client)

Research & implement from scratch

Vendor-locked

Designed for your security model

Total Cost of Ownership (Year 1)

$300K - $800K+

$80K - $200K

$100K - $250K

how-we-deliver
PROVEN METHODOLOGY

Our Bridge Development Process

A systematic, security-first approach to building robust cross-chain infrastructure that scales with your protocol.

01

Architecture & Design

We design a custom bridge architecture (lock-and-mint, burn-and-mint, liquidity pools) based on your specific use case, token standards, and target chains. Includes threat modeling and gas optimization analysis.

3-5 days
Design Phase
5+ Models
Architecture Options
02

Smart Contract Development

Implementation of core bridge logic in Solidity (EVM) or Rust (Solana, Cosmos) using battle-tested libraries like OpenZeppelin. Focus on reentrancy protection, pause mechanisms, and upgradeability patterns.

100% Coverage
Unit Tests
OpenZeppelin
Security Base
03

Security Audits & Testing

Comprehensive security review including internal audits, automated analysis (Slither, MythX), and integration with third-party auditors like CertiK or Halborn. Includes mainnet fork testing.

2+ Audits
Minimum Standard
0 Critical
Launch Requirement
04

Relayer & Oracle Network

Deployment of a decentralized, fault-tolerant relayer network or oracle setup to securely transmit cross-chain messages. Configurable for speed (optimistic) or finality (ZK proofs).

< 2 min
Avg. Relay Time
99.9% SLA
Network Uptime
05

Integration & Frontend

Seamless integration with your existing dApp, including SDK/API development for easy bridging calls and a customizable, user-friendly frontend widget for end-users.

1-2 weeks
Integration Time
TypeScript SDK
Standard Delivery
06

Monitoring & Maintenance

Post-launch support with 24/7 monitoring dashboards, alerting for failed transactions or security anomalies, and proactive maintenance including emergency response plans.

24/7
Monitoring
< 15 min
Incident Response
tech-stack
BUILT ON PROVEN FOUNDATIONS

Technology & Protocol Standards

We develop cross-chain bridges using battle-tested protocols and enterprise-grade security patterns, ensuring interoperability without compromising on safety or performance.

04

Custom Bridge Architecture

Design and deploy bespoke bridge solutions for niche L1/L2 ecosystems or proprietary chains. Our architecture includes multi-sig governance, slashing conditions, and economic security models.

3-9
Validator Set
T+0
Settlement Finality
05

Security-First Development

All bridge code follows OpenZeppelin standards and undergoes formal verification. We implement circuit breakers, rate limits, and multi-stage upgradeability controlled by DAO governance.

100%
Audit Coverage
48h
Emergency Response
06

Gas-Optimized Contracts

Engineer bridge contracts with sub-cent transaction costs using Solidity 0.8+ and assembly optimizations. We reduce bridging fees by up to 70% compared to standard implementations.

< $0.05
Avg. Bridge Cost
70%
Gas Savings
security
ENTERPRISE-GRADE PROTECTION

Security & Auditing Framework

Our multi-layered security framework is engineered to protect your bridge's most critical asset: user funds. We deliver verifiable security, not just promises.

02

Economic & Game Theory Analysis

Stress-test your bridge's incentive model against flash loan attacks, validator collusion, and oracle manipulation. We model worst-case scenarios to ensure economic security.

10+ Models
Attack Vectors Simulated
> $1B TVL
Simulation Capacity
03

Continuous Monitoring & Alerting

24/7 on-chain monitoring for anomalous transactions, liquidity imbalances, and signature anomalies. Real-time alerts are sent directly to your engineering team via PagerDuty or Slack.

< 60 sec
Alert Response
99.9%
Detection Accuracy
06

Post-Deployment Security Reviews

Quarterly security reassessments and emergency response planning. We review new integrations, dependency updates, and emerging threat vectors to maintain long-term security posture.

4x / Year
Scheduled Reviews
24/7
Emergency Support
Structured Development Process

Typical Project Timeline & Deliverables

A transparent breakdown of our phased approach to cross-chain bridge development, from initial design to production launch and ongoing support.

Phase & DeliverableStarter (4-6 Weeks)Professional (8-12 Weeks)Enterprise (12-16+ Weeks)

Architecture & Design Document

Smart Contract Suite (Core Bridge)

Smart Contract Audit (External)

Basic Review

Full Audit (1 Firm)

Comprehensive Audit (2+ Firms)

Relayer/Validator Network

Centralized PoA

Decentralized (5+ Nodes)

Federated or Optimistic

Frontend SDK / Widget

Basic Integration

Custom UI & Multi-Chain

White-Label Dashboard

Security Monitoring & Alerting

Basic Alerts

24/7 Monitoring Dashboard

Dedicated SRE & On-Call

Deployment & Mainnet Launch

Assisted

Managed Launch

Full Production Readiness Review

Post-Launch Support

30 Days

90 Days + SLA

12 Months + Dedicated Engineer

Total Project Investment

From $50K

From $150K

Custom Quote

Cross-Chain Bridge Development

Frequently Asked Questions

Get clear answers on timelines, security, costs, and our development process for your cross-chain bridge project.

We deliver a secure, audited bridge from concept to mainnet in 6-12 weeks. The timeline breaks down into a 2-week design/architecture phase, 4-6 weeks of core development and internal testing, and 2-4 weeks for external security audits and final deployment. For simpler token bridges, delivery can be as fast as 4 weeks.

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 direct pipeline