We architect and deploy custom smart contracts that form the core logic of your Web3 application. Our focus is on security-first development, leveraging battle-tested patterns from OpenZeppelin and rigorous internal audits to mitigate risks before deployment.
LABS
Services
Token-Gated API and Backend Integration
We build secure middleware and SDKs that let your existing applications, databases, and APIs authenticate users and manage permissions based on verified on-chain NFT ownership.
Chainscore © 2026
overview
SECURE FOUNDATION
Custom Smart Contract Development
Production-ready smart contracts built for security, gas efficiency, and long-term maintainability.
- Gas-Optimized Code: Every line is written for cost efficiency, reducing user transaction fees and operational overhead.
- Upgradeable Architecture: We implement
UUPSorTransparent Proxypatterns for seamless, secure future upgrades. - Comprehensive Testing: Full coverage with unit, integration, and fork tests on networks like
SepoliaandMainnetforks.
We deliver a complete, auditable codebase with deployment scripts and documentation, enabling your team to own and scale the infrastructure with confidence.
key-features-cards
ENTERPRISE-GRADE ARCHITECTURE
Core Components of Our Token-Gated Integration
We deliver a modular, secure backend system that verifies on-chain credentials to power your exclusive experiences. Each component is built for scale, security, and seamless developer integration.
01
Secure Verification Engine
Real-time, multi-chain NFT and token ownership verification with sub-second latency. Built with zero-trust principles and audited security patterns to prevent spoofing and replay attacks.
< 500ms
Verification Latency
Zero-Trust
Security Model
02
Flexible Access Control Layer
Define granular gating rules (ERC-20, ERC-721, ERC-1155, SBTs) with boolean logic. Supports tiered memberships, time-based unlocks, and dynamic role assignment via on-chain state.
Multi-Standard
Token Support
Dynamic Rules
Logic Engine
03
High-Performance API Gateway
Dedicated, load-balanced REST & GraphQL endpoints with request signing, rate limiting, and comprehensive analytics. Ensures 99.9% uptime for your critical user flows.
99.9%
Uptime SLA
REST/GraphQL
API Protocols
04
Real-Time Event Sync
Webhook and WebSocket feeds for instant notifications on wallet connects, token mints, transfers, and burns. Keep your user state perfectly synchronized with the blockchain.
< 1 sec
Event Latency
WebSocket
Live Feed
05
Unified Admin Dashboard
Centralized console to manage gating rules, monitor analytics, view user access logs, and configure webhooks—no code required for day-to-day operations.
No-Code
Rule Management
Full Audit Log
Compliance
benefits
DELIVERABLES
Outcomes for Your Product and Team
Our token-gated API and backend integration service delivers specific, measurable results that accelerate your roadmap and de-risk development.
01
Production-Ready API Endpoints
Deploy a fully managed, scalable REST and WebSocket API for token-gating logic. Includes real-time balance checks, role-based access, and multi-chain support (EVM, Solana, Cosmos).
99.9%
Uptime SLA
< 2 weeks
Integration Time
02
Enterprise-Grade Security & Compliance
Built with SOC 2 Type II principles. All smart contract interactions use audited, upgradeable proxy patterns. Includes comprehensive logging, monitoring, and fraud detection hooks.
Zero
Security Breaches
24/7
Monitoring
03
Reduced Infrastructure Overhead
Eliminate the need to manage RPC nodes, indexers, or wallet signature validation. We handle scaling, maintenance, and protocol updates, freeing your team to focus on core product features.
70%
Lower DevOps Cost
< 100ms
P95 Latency
04
Faster Time-to-Market
Go from concept to live gated feature in weeks, not months. Leverage our pre-built modules for NFT collections, token thresholds, and DAO membership, with custom logic as needed.
4-6 weeks
Average Launch
10+
Pre-built Modules
The Infrastructure Decision for Your Product
Build vs. Buy: Integrating NFT Authentication
Compare the resource investment, risk, and time required to build a custom token-gating system versus using Chainscore's managed API and backend integration service.
| Factor | Build In-House | Chainscore Integration |
|---|---|---|
Time to Production | 4-9 months | 2-4 weeks |
Initial Development Cost | $120K - $300K+ | From $25K |
Security Audit Required | Mandatory ($30K-$100K) | Included |
Ongoing Infrastructure & DevOps | Your team, 1-2 FTE | Fully Managed |
Multi-Chain Support (EVM/Solana) | Custom per chain | Native, out-of-the-box |
Real-time Event Listening | Complex to build & scale | Pre-built Webhook system |
Uptime & Performance SLA | Your responsibility | 99.9% Guaranteed |
Support & Upgrades | Internal backlog | Included with roadmap updates |
Total Year 1 Cost (Est.) | $250K - $600K+ | $50K - $150K |
how-we-deliver
PREDICTABLE, TRANSPARENT, AND FAST
Our Delivery Process: From Audit to API Key
A structured, four-phase engagement model designed for technical leaders who need reliable infrastructure, not vague promises. We deliver production-ready, secure token-gated APIs on a fixed timeline.
01
Phase 1: Architecture & Smart Contract Audit
We conduct a deep-dive technical review of your existing smart contracts and system architecture. This includes security analysis, gas optimization recommendations, and a formal report outlining integration requirements and risks.
Deliverable: Comprehensive audit report with actionable remediation steps.
5-7 days
Typical Audit Timeline
100%
Code Coverage Review
02
Phase 2: Secure Backend Integration
Our engineers build and deploy the core backend service that validates on-chain proofs. This includes secure wallet signature verification, real-time chain indexing, and role-based access control logic, all deployed within your VPC or cloud environment.
Deliverable: A containerized, scalable microservice ready for staging.
< 2 weeks
Development Time
Zero-Trust
Security Model
03
Phase 3: API Gateway & Key Management
We provision and configure the production API gateway, implementing rate limiting, analytics, and secure API key generation/distribution. Each client receives unique, revocable keys with granular permissions for their development and production environments.
Deliverable: Live API endpoints and a managed admin dashboard for key control.
99.9%
Uptime SLA
≤ 50ms
P95 Latency
04
Phase 4: Documentation & Go-Live Support
We provide complete technical documentation, including API references, SDK examples (Node.js, Python), and integration guides. Our team remains on-call for the first 30 days post-launch to ensure a smooth transition to your production traffic.
Deliverable: Full documentation suite and dedicated launch support.
30 days
Post-Launch Support
24/7
Critical Incident Response
security
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
We architect, develop, and deploy custom smart contracts that form the secure backbone of your dApp. Our team specializes in Solidity and Rust, implementing battle-tested patterns from OpenZeppelin and rigorous security-first development practices.
From tokenomics to complex DeFi logic, we translate your business requirements into immutable, gas-optimized code.
- Token Systems:
ERC-20,ERC-721,ERC-1155with custom minting, vesting, and governance modules. - DeFi & DEX: Automated Market Makers (AMMs), liquidity pools, staking, and yield farming contracts.
- Security First: Multi-signature deployment, comprehensive unit/integration testing, and pre-audit code reviews.
- Full Lifecycle: Development, deployment to mainnet/testnet, and post-launch monitoring and upgrade planning.
Token-Gated API & Backend Integration
Technical and Commercial FAQs
Common questions from CTOs and technical founders evaluating our service. Answers are based on our work with 50+ Web3 projects.
Our standard engagement follows a fixed-scope, fixed-price model with a 4-phase delivery process: Discovery & Design (1 week), Core Development (2-3 weeks), Security Audit & Testing (1 week), and Deployment & Handoff (1 week). Typical end-to-end delivery is 5-6 weeks for a production-ready, token-gated API system. We provide a detailed project plan and weekly demos.
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