We architect and deploy custom smart contracts that are secure, gas-optimized, and ready for mainnet. Our development process is built on audited security patterns and battle-tested frameworks like OpenZeppelin.
LABS
Services
Meta-Transaction Relayer Test Infrastructure
A complete local development and testing environment for building and optimizing meta-transaction and sponsored transaction flows. Ship secure, gasless onboarding features faster.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 veterans.
Deliver a production-grade contract suite in 2-4 weeks, not months.
- Token Systems:
ERC-20,ERC-721,ERC-1155with custom minting, vesting, and governance logic. - DeFi Protocols: Automated Market Makers (AMMs), staking pools, yield aggregators, and lending vaults.
- Enterprise Logic: Multi-signature wallets, access control systems, and cross-chain asset bridges.
- Full Audit Support: We prepare your code for third-party audits and provide remediation guidance.
key-features-cards
DEVELOPER-FIRST INFRASTRUCTURE
A Complete Local Testing Stack
Ship with confidence using a production-like local environment. Our infrastructure replicates mainnet conditions, allowing your team to test meta-transactions, gas policies, and relay logic without spending real ETH or risking live deployments.
benefits
THE CHAINSCORE ADVANTAGE
Why Dedicated Test Infrastructure Accelerates Development
Testing meta-transaction relayers on public testnets is slow, unreliable, and costly. Our dedicated infrastructure eliminates these bottlenecks, delivering predictable, production-like environments that cut development cycles by weeks.
01
Deterministic Test Environments
Deploy isolated, fork-based testnets with pre-funded accounts and deterministic state. Eliminate flaky tests and nonce conflicts from shared public testnets like Goerli or Sepolia.
< 5 min
Environment Spin-up
100%
State Consistency
02
Realistic Gas & Fee Simulation
Test with accurate, configurable gas price feeds and fee market conditions. Validate your relayer's fee logic and user sponsorship models under volatile network conditions.
Real-time
Gas Oracle
Mainnet Fork
Fee Accuracy
03
Automated Relayer Health Monitoring
Integrated dashboards track relayer uptime, transaction success rates, and latency. Set alerts for failed meta-tx batches or signature verification errors before they reach production.
24/7
Monitoring
< 1 sec
Alert Latency
04
Multi-Chain & Protocol Coverage
Test across EVM chains (Ethereum, Polygon, Arbitrum) and relayer protocols (GSN, OpenZeppelin Defender, Biconomy). Ensure your abstraction layer works seamlessly across your target ecosystem.
10+
EVM Chains
3+
Relayer Protocols
05
Security-First Testing Suite
Pre-configured test suites for common relayer vulnerabilities: replay attacks, signature malleability, and gas griefing. Integrates with Foundry and Hardhat for CI/CD pipelines.
50+
Security Tests
CI/CD Ready
Integration
06
Expert Support & Best Practices
Access to our team of relayer specialists for architecture reviews and load testing. Implement patterns proven across 50+ live deployments handling $100M+ in sponsored gas.
50+
Live Deployments
$100M+
Gas Sponsored
Pricing & Service Tiers
Technical Specifications & Deliverables
Compare our structured service packages for Meta-Transaction Relayer Test Infrastructure, designed to match your development stage and security requirements.
| Feature / Specification | Starter (Validation) | Professional (Production-Ready) | Enterprise (Mission-Critical) |
|---|---|---|---|
Comprehensive Test Suite | |||
Gasless Transaction Simulation | Up to 1,000/day | Up to 10,000/day | Unlimited |
Multi-Chain Support | 1 Testnet | Ethereum + 2 L2s | All EVM Chains |
Relayer Failure & Edge Case Scenarios | 10 core scenarios | 25+ advanced scenarios | Custom scenario design |
Performance & Load Testing | Basic (100 TPS) | Advanced (1,000+ TPS) | Custom load profiling |
Smart Contract Audit Review | Report Review Only | Full Integration Audit | Pre & Post-Deployment Audits |
Infrastructure Deployment Support | |||
Uptime & Monitoring SLA | 99.5% | 99.9% | |
Dedicated Technical Support | Community | Business Hours | 24/7 with 4h response |
Typical Project Timeline | 2-3 weeks | 4-6 weeks | Custom |
Starting Price | $8,500 | $25,000 | Custom Quote |
Make an informed decision for your stack
Build vs. Buy: Meta-Transaction Relayer Test Infrastructure
Comparing the total cost of ownership, risk, and time investment between developing a custom testing framework versus leveraging Chainscore's managed service.
| Factor | Build In-House | Chainscore Managed Service |
|---|---|---|
Time to Initial Test Environment | 8-16 weeks | < 1 week |
Coverage for Gas Abstraction Patterns | Partial (ERC-2771) | Complete (ERC-2771, GSN, EIP-4337) |
Pre-built Test Suite for Relayer Logic | ||
Multi-Chain Testnet Support (Goerli, Sepolia, etc.) | Manual setup required | Pre-configured & managed |
Simulated Attack Vectors (Front-running, Replay) | Your team's responsibility | Included in standard suite |
Integration with CI/CD Pipelines | Custom development needed | Pre-built GitHub Actions & plugins |
Ongoing Maintenance & Protocol Updates | Significant dev overhead | Fully managed by Chainscore |
Expert Security Review of Test Strategy | Requires external audit ($10K+) | Included with service |
Total First-Year Cost (Dev Time + Tools) | $120K - $300K+ | $25K - $75K |
Time to Confident Mainnet Deployment | 3-6 months | 2-4 weeks |
process-walkthrough
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts for your protocol or application.
We architect and deploy custom smart contracts that form the secure, immutable backbone of your Web3 product. Our development process is built on audited security patterns and battle-tested frameworks like OpenZeppelin and Solmate.
From tokenomics to complex DeFi logic, we translate your business requirements into gas-efficient, upgradeable code.
- End-to-End Development: Full lifecycle from design and
Solidity 0.8+coding to testing, deployment, and verification onEVMchains. - Security-First: Rigorous internal audits, formal verification, and integration with tools like
SlitherandFoundry. - Protocol Specialization:
ERC-20,ERC-721,ERC-1155, staking systems, automated market makers (AMMs), and bespoke governance modules.
Technical Deep Dive
Common Questions on Meta-Transaction Testing
Get clear, specific answers about our infrastructure, process, and outcomes for testing meta-transaction relayers.
A complete, production-ready deployment with full test coverage typically takes 2-4 weeks. This includes architecture review, custom test suite development, gas optimization analysis, and a final security audit. For standard ERC-2771/ERC-4337 implementations, we've delivered in as little as 10 business days.
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