We architect and deploy custom smart contracts that form the foundation of your protocol. Our development process is built on security-first principles, utilizing OpenZeppelin libraries and rigorous internal audits to mitigate risk before deployment.
LABS
Services
EVM Paymaster Integration Service
Complete integration of ERC-4337 paymasters for Ethereum and EVM L2s. We build and deploy custom gas sponsorship logic to remove onboarding friction and drive user growth.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 specialists.
- End-to-End Development: From initial design and
Solidity 0.8+coding to deployment onEVMchains (Ethereum, Polygon, Arbitrum) and final verification. - Standard & Custom Logic: Implementation of common standards (
ERC-20,ERC-721,ERC-1155) and bespoke, gas-optimized business logic for DeFi, NFTs, and DAOs. - Security & Reliability: Multi-stage review process, including static analysis and testnet simulations, to ensure robust, upgradeable contracts.
Deliver a secure, auditable, and maintainable smart contract system in as little as 2-4 weeks for an MVP, accelerating your path to mainnet launch.
key-features-cards
PAYMASTER INTEGRATION ENGINE
Core Technical Capabilities
Our EVM Paymaster Integration Service delivers the technical foundation for seamless, gasless user experiences. We build on battle-tested infrastructure to ensure reliability, security, and scalability from day one.
01
Smart Account Abstraction
Integrate ERC-4337-compliant smart accounts with your dApp. We handle the complexity of bundlers, paymasters, and entry points, enabling features like session keys, batched transactions, and gas sponsorship.
ERC-4337
Standard
24 hrs
Integration Time
02
Multi-Chain Paymaster Deployment
Deploy and manage a custom paymaster contract across all major EVM chains (Ethereum, Polygon, Arbitrum, Base, etc.). We ensure consistent logic and security audits for each deployment.
10+
EVM Chains
Audited
Code
03
Gas Policy & Sponsorship Logic
Implement sophisticated gas sponsorship rules. Set policies based on user actions, token holdings, or whitelists. We build the logic to manage and optimize your gas expenditure.
Real-time
Policy Updates
Sub-second
Rule Evaluation
04
Relayer Infrastructure
Provision high-availability relayers to submit user operations to the network. Our infrastructure guarantees 99.9% uptime with built-in monitoring, failover, and rate limiting.
99.9%
Uptime SLA
< 500ms
Relay Latency
05
Security & Audit Integration
Build with security-first principles. Our integrations include formal verification patterns, integration with OpenZeppelin Defender for admin controls, and preparation for third-party audits.
OpenZeppelin
Standards
Zero
Critical Issues
06
Analytics & Cost Dashboard
Gain visibility into paymaster performance and gas spending. We integrate analytics to track user adoption, transaction success rates, and operational costs per chain or dApp function.
Real-time
Metrics
Per-tx
Cost Breakdown
benefits
TANGIBLE RESULTS
Business Outcomes for Your dApp
Our EVM Paymaster Integration Service delivers measurable improvements to your core metrics, from user acquisition to transaction volume. We focus on outcomes, not just implementation.
01
Eliminate User Friction
Remove the requirement for users to hold native gas tokens. Enable one-click onboarding and gasless transactions, directly increasing user activation rates and session completion.
~70%
Higher Activation
0 ETH
User Gas Cost
02
Reduce Abandoned Transactions
Prevent failed transactions due to insufficient gas. Our intelligent gas sponsorship logic and real-time wallet monitoring ensure smooth user flows, boosting conversion.
>90%
Tx Success Rate
< 1 sec
Sponsor Response
03
Flexible Monetization Models
Implement sophisticated sponsorship strategies—from fully subsidized gas to user-paid with stablecoins. Create predictable cost structures and new revenue streams.
Pay-per-Use
or Flat Fee
ERC-20
Gas Payment
04
Enterprise-Grade Reliability
Deploy with confidence using our battle-tested, audited infrastructure. Benefit from multi-chain redundancy, 24/7 monitoring, and automated failover to ensure zero downtime.
99.9%
Uptime SLA
24/7
SRE Support
05
Accelerated Time-to-Market
Leverage our pre-built modules and integration templates for EVM chains like Ethereum, Polygon, Arbitrum, and Base. Go from concept to production in weeks, not months.
2-4 weeks
To Production
10+
Supported Chains
06
Predictable & Scalable Costs
Move from variable, unpredictable gas expenses to a fixed operational budget. Our architecture scales linearly with your user growth without performance degradation.
Fixed Monthly
Cost Model
1M+ TPS
Scalability
Choose the right plan for your project's scale
Standard Implementation Tiers
Our tiered service model ensures you get the exact level of EVM Paymaster integration support, from foundational setup to full-scale enterprise deployment with ongoing management.
| Feature / Support | Starter | Professional | Enterprise |
|---|---|---|---|
Custom Paymaster Contract Development | |||
Gas Abstraction Strategy Design | Basic (ERC-20) | Advanced (Multi-Token, Sponsorship) | Custom (Hybrid, Subsidies, Policies) |
Smart Contract Security Audit | Basic Review | Full Audit + Report | Full Audit + Formal Verification |
Supported Networks | 1 Mainnet | Up to 3 Networks | Unlimited Networks |
Integration Support | Documentation & Examples | Direct Developer Support | Dedicated Integration Engineer |
Deployment & Configuration | Self-Service | Assisted Deployment | Full Managed Deployment |
Monitoring & Alerting | Basic Dashboard | Custom Alerts & Analytics | 24/7 Proactive Monitoring |
SLA & Response Time | Best Effort | 24 Business Hours | 4-Hour Guaranteed |
Ongoing Maintenance & Upgrades | Not Included | Optional Add-on | Included (Quarterly Updates) |
Estimated Timeline | 2-3 Weeks | 4-6 Weeks | 6-8 Weeks |
Starting Price | $15,000 | $45,000 | Custom Quote |
how-we-deliver
PREDICTABLE, PROVEN PATH
Our Integration Process
A streamlined, four-phase methodology designed for engineering teams to integrate a production-ready EVM Paymaster with minimal disruption and maximum security.
01
Architecture & Strategy Review
We conduct a deep-dive analysis of your dApp's transaction flows, user models, and token economics. We deliver a tailored integration blueprint, including gas sponsorship strategy, fee abstraction logic, and multi-chain deployment plan.
1-3 days
To Finalize Plan
Zero Downtime
Guarantee
02
Smart Contract Development & Audit
Our team builds and deploys your custom Paymaster contracts using Solidity 0.8+ and OpenZeppelin libraries. Every contract undergoes internal review and is prepared for external audit by firms like Spearbit or Code4rena.
Fully Auditable
Code Quality
Gas-Optimized
Bytecode
03
Infrastructure Deployment
We provision and configure the backend relayers, signer services, and monitoring dashboards. This includes setting up high-availability nodes, implementing rate limiting, and configuring real-time alerts for transaction failures.
99.9% SLA
Relayer Uptime
< 100ms
Relay Latency
04
Go-Live & Ongoing Support
We manage the phased rollout, monitor initial transaction batches, and provide your team with full operational handoff. Includes 24/7 incident response, monthly performance reports, and protocol upgrade support.
24/7
SRE Support
< 15 min
Avg. Response Time
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts.
We architect and deploy custom smart contracts that form the backbone of your dApp. Our development process is built on security-first principles, utilizing OpenZeppelin libraries and comprehensive audit workflows to mitigate risk from day one.
- Full Lifecycle Development: From initial design and
Solidity 0.8+coding to deployment and on-chain verification. - Security & Auditing: Rigorous internal reviews, formal verification, and preparation for third-party audits.
- Gas Optimization: Code-level analysis to minimize transaction costs and maximize user efficiency.
- Protocol Integration: Seamless interaction with
ERC-20,ERC-721,ERC-1155, and major DeFi primitives.
We deliver battle-tested contracts that are secure, efficient, and ready for mainnet, reducing your time-to-market from months to as little as 2-4 weeks.
EVM Paymaster Integration
Frequently Asked Questions
Get clear answers about our process, timeline, and security for integrating gas abstraction into your dApp.
A standard integration takes 2-4 weeks from kickoff to mainnet deployment. This includes design, smart contract development, testing, and deployment. Complex requirements like custom sponsorship rules or multi-chain support may 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