We architect and deploy custom Solidity and Rust smart contracts with enterprise-grade security and gas optimization. Our process includes formal verification, comprehensive unit testing, and third-party audits to eliminate vulnerabilities before mainnet deployment.
LABS
Services
Meta-Transaction Infrastructure for Gasless Trading
Deploy a custom relayer network and smart account system that abstracts gas fees, enabling players to trade in-game assets without holding native tokens. We build the backend that drives user adoption.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
- Custom Logic: Tailored
ERC-20,ERC-721, and bespoke token standards. - DeFi Protocols: Automated market makers, lending pools, and yield strategies.
- Gas Efficiency: Optimized code reducing transaction costs by up to 40%.
- Upgradeability: Secure proxy patterns for future-proof contract management.
We deliver battle-tested contracts with a 99.9% security audit pass rate, enabling you to launch with confidence and scale without rework.
key-features-cards
FULL-STACK GASLESS SOLUTIONS
Core Infrastructure We Deliver
We architect and deploy the complete technical stack required for secure, scalable meta-transactions. From smart contract security to user experience, we handle the complexity so you can focus on your product.
01
Relayer Network & Orchestration
A decentralized, high-availability network of relayers to process, sign, and broadcast meta-transactions with sub-second latency. Includes automatic load balancing and failover for 99.9% uptime.
99.9%
Uptime SLA
< 1 sec
Median Relay Time
02
Secure Smart Contract Wallets
Custom ERC-4337 Account Abstraction wallets or ERC-2771 forwarder contracts. We implement gas sponsorship, batched transactions, and session keys with formal verification and audit-ready code.
ERC-4337/2771
Standards
OpenZeppelin
Security Base
03
Gas Policy & Sponsorship Engine
A rules-based engine to manage who pays for gas. Define policies by user tier, transaction type, or token. Includes real-time analytics and cost forecasting to control operational spend.
Real-time
Policy Engine
Multi-token
Payment Support
05
Compliance & Risk Modules
Built-in tools for transaction screening (OFAC), rate limiting, and fraud detection. Configurable rules help you maintain regulatory compliance and protect your gas sponsorship pool.
OFAC Screening
Compliance
Real-time
Fraud Detection
06
Monitoring & Analytics Dashboard
A real-time dashboard to monitor relayer health, gas expenditure, user adoption, and transaction success rates. Get alerts and insights to optimize performance and costs.
Real-time
Metrics
Custom Alerts
Proactive Monitoring
benefits
DELIVERABLES
Business Outcomes for Your Marketplace
Our meta-transaction infrastructure delivers measurable results, from user growth to operational resilience. Here's what you can expect.
01
Eliminate Onboarding Friction
Remove the need for users to hold native tokens for gas fees. New users can transact immediately, increasing sign-up conversion by up to 40% and reducing drop-off at the first transaction.
40%
Higher Sign-up Conversion
0 ETH
User Gas Requirement
02
Predictable Operational Costs
We manage gas price volatility and batch transactions, providing you with a fixed, predictable cost model. Eliminate surprise expenses and simplify your financial planning.
Fixed Fee
Cost Model
Batched TXs
Cost Optimization
04
Scalable Transaction Throughput
Architected for high-volume marketplaces. Our infrastructure handles spikes in trading activity without degradation, ensuring sub-second relay times even during peak demand.
Sub-second
Relay Latency
99.9% SLA
Uptime Guarantee
06
Faster Time-to-Market
Leverage our pre-audited, production-ready smart contracts and managed relayers. Go from concept to live gasless trading in weeks, not months, with full technical support.
< 3 weeks
To Production
24/7
Dev Support
Gasless Infrastructure
Structured Development Packages
Compare our tiered packages for implementing a secure, scalable meta-transaction system for gasless trading.
| Feature / Capability | Starter | Professional | Enterprise |
|---|---|---|---|
Custom Relayer Architecture | |||
Smart Contract Audit (by 3rd party) | |||
ERC-2771 & ERC-4337 Integration | Basic | Advanced | Full Custom |
Multi-Chain Deployment Support | 1 Chain | Up to 3 Chains | Unlimited |
Gas Abstraction Dashboard | Read-only | Admin Panel | White-label Solution |
Uptime & Performance SLA | 99.5% | 99.9% | |
Developer Support & Response Time | Email (72h) | Slack (24h) | Dedicated Engineer (<4h) |
Monthly Transaction Volume Limit | Up to 100K | Up to 1M | Custom / Unlimited |
Implementation Timeline | 4-6 weeks | 6-8 weeks | 8-12 weeks |
Starting Project Cost | $25K | $75K | Custom Quote |
how-we-deliver
PROVEN METHODOLOGY
Our Development & Integration Process
A structured, four-phase approach to deliver production-ready, secure gasless trading infrastructure that integrates seamlessly with your existing stack.
01
Architecture & Strategy
We conduct a deep-dive analysis of your trading flows and user journey to design a custom meta-transaction architecture. This phase defines the optimal relay network, fee abstraction model (sponsor, ERC-2771, Paymaster), and smart contract upgrade path.
1-2 weeks
Design Phase
100%
Custom Architecture
02
Smart Contract Development
Our team builds and rigorously tests the core smart contracts: Forwarder, Paymaster, and Relayer logic. We implement gas optimization, multi-chain compatibility (EVM), and integrate with OpenZeppelin Defender for secure management.
OpenZeppelin
Security Standard
< 2%
Gas Overhead Target
03
Relay Infrastructure Deployment
We deploy and configure the high-availability relay network, including transaction bundling, nonce management, and fee sponsorship logic. This includes setting up monitoring, alerting, and failover systems for 24/7 reliability.
99.9%
Uptime SLA
< 500ms
Relay Latency
04
SDK Integration & Launch
We provide a lightweight, well-documented SDK for your frontend and backend teams, enabling simple integration of gasless transaction signing. Includes comprehensive testing, security audit review, and go-live support.
TypeScript SDK
Developer Experience
2-4 weeks
End-to-End Timeline
security
CORE SERVICE
Smart Contract Development
Secure, audited smart contracts built to your exact specifications and deployed to production.
We architect and develop custom Solidity smart contracts that form the backbone of your Web3 application. Our process delivers production-ready code in as little as 2-4 weeks, from initial concept to mainnet deployment.
We don't just write code; we engineer secure, gas-optimized systems that your users can trust.
Our development includes:
- Full audit readiness using OpenZeppelin patterns and industry-standard testing frameworks.
- Gas optimization to minimize transaction costs for your end-users.
- Upgradeability planning with transparent proxy patterns for future-proofing.
We support a full range of token standards and DeFi primitives, including ERC-20, ERC-721, ERC-1155, staking vaults, and custom governance modules. Every contract undergoes rigorous unit and integration testing before delivery.
Technical & Commercial Details
Gasless Infrastructure FAQs
Answers to the most common questions CTOs and product leads ask when evaluating gasless transaction infrastructure for their Web3 applications.
Standard gasless relay infrastructure deployment takes 2-4 weeks from kickoff to mainnet launch. This includes smart contract development, relay server setup, frontend SDK integration, and a full security audit. Complex protocols with custom paymaster logic or multi-chain support may extend to 6-8 weeks. We provide a detailed project plan within the first 3 days 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