We architect and deploy custom smart contracts that form the backbone of your protocol. Our development process is built on security-first principles, utilizing OpenZeppelin libraries and comprehensive audit trails to mitigate risk from day one.
LABS
Services
Multi-Chain API Gateway Development
We design and deploy unified API gateways that abstract the complexity of multiple blockchains (EVM, Solana, Cosmos), giving your developers a single, consistent interface for all read and write operations.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- End-to-End Development: From initial design and
Solidity 0.8+coding to deployment and mainnet verification. - Protocol Specialization: Expertise in
ERC-20,ERC-721,ERC-1155, and custom standards for DeFi, NFTs, and DAOs. - Guaranteed Security: Every contract undergoes internal review and is prepared for third-party audits by firms like CertiK or Quantstamp.
We deliver battle-tested contracts that execute as intended, protecting your users and your project's reputation.
Our engineers integrate gas optimization patterns to reduce user transaction costs by up to 40% and ensure your logic scales. Get a production-ready MVP in as little as 2-3 weeks.
key-features-cards
ENTERPRISE-GRADE
Core Capabilities of Your Gateway
Our multi-chain API gateway is engineered for production workloads, delivering the reliability, performance, and security that fintechs and Web3 startups require to scale.
01
Unified Multi-Chain Access
A single, consistent API endpoint for Ethereum, Polygon, Arbitrum, Base, and 15+ other EVM and non-EVM chains. Eliminate the complexity of managing separate RPC providers and node infrastructure.
15+
Supported Chains
1 API
Unified Interface
02
Sub-Second Latency & 99.9% SLA
Optimized global node network ensures median response times under 200ms with a guaranteed 99.9% uptime Service Level Agreement. Built for high-frequency trading and real-time applications.
< 200ms
Median Latency
99.9%
Uptime SLA
03
Enhanced Data & Indexing
Go beyond raw RPC calls with enriched endpoints for token balances, NFT metadata, transaction history, and decoded event logs. Accelerate development with pre-processed on-chain data.
Real-time
Event Streaming
Historical
Data Indexing
04
Enterprise Security & Compliance
SOC 2 Type II compliant infrastructure with role-based access control, IP whitelisting, and audit trails. All nodes are behind robust DDoS protection and private networking.
SOC 2
Compliant
Zero Trust
Access Model
05
Scalable WebSocket Feeds
Real-time subscription to new blocks, pending transactions, and contract events. Auto-scaling connection pools handle thousands of concurrent subscriptions without dropped messages.
100%
Message Integrity
Auto-scale
Connection Pools
06
Developer Experience & Support
Comprehensive API documentation, client SDKs for JS/Python/Go, and dedicated technical support from our engineering team. Get production-ready in days, not months.
< 1 day
Integration Time
24/7
Engineering Support
benefits
TANGIBLE RESULTS
Business Outcomes You Can Measure
Our multi-chain API gateway delivers quantifiable improvements in development velocity, operational reliability, and cost efficiency. See the metrics that matter to your technical and business leadership.
01
Accelerated Time-to-Market
Deploy a production-ready, unified API endpoint for Ethereum, Polygon, and Solana in under 2 weeks. Eliminate months of in-house R&D and infrastructure integration.
< 2 weeks
To Production
80%
Dev Time Saved
02
Enterprise-Grade Reliability
Guaranteed 99.9% uptime SLA with automatic failover across node providers. Eliminate single points of failure and ensure your dApp is always accessible.
99.9%
Uptime SLA
< 50ms
P99 Latency
03
Predictable Infrastructure Costs
Replace unpredictable, usage-based RPC costs with a fixed monthly subscription. Gain full cost visibility and eliminate billing surprises from high-volume requests.
40-60%
Cost Reduction
Fixed
Monthly Pricing
04
Enhanced Developer Productivity
Provide your engineering team with a single, consistent REST/GraphQL interface for 15+ blockchains. Reduce cognitive load and accelerate feature development.
1 API
For All Chains
15+
Protocols Supported
05
Proven Security & Compliance
All gateway infrastructure and smart contract integrations undergo annual audits by firms like Trail of Bits. Built with SOC 2 Type II compliant data handling.
Annual
Security Audits
SOC 2
Compliance
06
Scalable Transaction Throughput
Handle over 10,000 requests per second with automatic load balancing and rate limiting. Confidently scale your user base without re-architecting your data layer.
10,000+
RPS Capacity
Auto-Scaling
Infrastructure
Multi-Chain API Gateway
Build vs. Buy: The Infrastructure Decision
A detailed comparison of the time, cost, and risk of developing a multi-chain API gateway in-house versus partnering with Chainscore Labs.
| Factor | Build In-House | Chainscore Gateway |
|---|---|---|
Time to Production | 6-12 months | 4-8 weeks |
Initial Development Cost | $250K - $600K+ | $50K - $150K |
Ongoing Maintenance (Annual) | 2-3 FTEs ($200K+) | Optional SLA ($30K+) |
Security & Audit Burden | High (Your responsibility) | Pre-audited, SOC 2 Type II compliant |
Supported Chains (Year 1) | 1-2 (Ethereum + 1 L2) | 10+ (EVM, Solana, Cosmos SDK) |
Uptime & Reliability SLA | Your team defines it | 99.9% Guaranteed |
Feature Updates (New Chains, RPC Methods) | Manual integration lag | Automatic, managed updates |
Team Focus | Diverted to infrastructure | 100% on core product |
how-we-deliver
PREDICTABLE, TRANSPARENT, AND FAST
Our Delivery Process: From Design to Deployment
A structured, sprint-based approach to deliver your production-ready multi-chain API gateway. We provide clear milestones, weekly demos, and guaranteed outcomes to ensure your project ships on time and within spec.
01
Discovery & Architecture Design
We start with a technical deep dive to define your exact chain coverage, RPC requirements, and performance SLAs. Deliverables include a detailed architecture diagram, API spec, and a 2-week sprint plan.
1-2 days
Workshop
Detailed Spec
Deliverable
02
Core Gateway & RPC Abstraction
Development of the core gateway service with multi-chain RPC client management, request routing, and failover logic. We implement load balancing, rate limiting, and health checks for EVM and non-EVM chains.
Sprint 1
Milestone
Multi-Chain
Coverage
03
Enhanced API Layer & Security
Build-out of the unified REST/GraphQL API with authentication, request signing, and analytics hooks. We integrate security best practices including API key management, request validation, and DDoS protection patterns.
JWT / API Keys
Auth
Sprint 2
Milestone
04
Testing, Monitoring & Deployment
Rigorous load testing against target SLAs, deployment of monitoring (Prometheus/Grafana), and alerting. We handle the full CI/CD pipeline setup and provide documentation for your team before final handoff.
99.9% SLA
Verified
Full Handoff
Deliverable
Multi-Chain API Gateway
Frequently Asked Questions
Get clear answers on timelines, costs, and technical details for our enterprise-grade Multi-Chain API Gateway development service.
We deliver a production-ready Multi-Chain API Gateway in 2-4 weeks for standard integrations (EVM + 2-3 non-EVM chains). Complex deployments with 5+ chains, custom indexing, or advanced caching can take 6-8 weeks. This includes architecture, development, testing, and deployment to your cloud environment.
conclusion
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts for your protocol or dApp.
We architect and deploy custom smart contracts that form the secure, immutable backbone of your application. Our development process is built on audited security patterns and proven gas optimization techniques to ensure reliability and cost-efficiency from day one.
From tokenomics to complex DeFi logic, we translate your business requirements into robust, on-chain code.
- Full-Stack Development: End-to-end builds for
ERC-20,ERC-721,ERC-1155, custom DeFi vaults, and governance systems. - Security-First Approach: Code reviews, integration of
OpenZeppelinlibraries, and preparation for third-party audits. - Gas Optimization: Expert tuning to reduce user transaction costs by up to 40% and improve contract efficiency.
- Mainnet-Ready Delivery: We handle deployment, verification, and initial monitoring on your chain of choice.
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