We architect and deploy custom smart contracts that power your core business logic. Our development process delivers audit-ready code in Solidity, Rust, or Cairo for EVM, Solana, or Starknet, ensuring security and gas efficiency from day one.
LABS
Services
Cairo StarkNet Storage Proof Systems
We develop custom verifiable storage proofs and data availability layers using Cairo for StarkNet. Deliver scalable, trust-minimized data sharding with cryptographic guarantees for validity and liveness.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built for scale and compliance.
Reduce your time-to-market with battle-tested development frameworks and a 2-week MVP delivery guarantee for standard token or NFT contracts.
- Security-First Development: Built with
OpenZeppelinstandards, formal verification for critical logic, and comprehensive unit/integration testing. - Full-Stack Integration: Contracts are delivered with deployment scripts,
Hardhat/Foundrytask suites, and frontend SDKs for seamless integration. - Ongoing Governance: We provide upgradeability patterns, multi-sig setup guidance, and monitoring for post-launch contract management.
key-features-cards
ENTERPRISE-GRADE STARKNET INFRASTRUCTURE
Core Capabilities of Our Storage Proof Systems
We build and operate Cairo-based storage proof systems that deliver verifiable, high-performance data access for DeFi, gaming, and enterprise applications on StarkNet.
01
Custom Cairo Verifier Development
We design and deploy custom Cairo verifiers tailored to your application's data model, enabling trustless verification of off-chain state on StarkNet. This reduces on-chain gas costs by up to 95% compared to storing raw data.
95%
Gas Cost Reduction
4-6 weeks
Avg. Build Time
02
High-Performance Prover Infrastructure
Our managed prover nodes generate STARK proofs for complex storage operations with sub-2 minute latency. Built on optimized hardware with automatic scaling to handle transaction spikes during market volatility.
< 2 min
Proof Generation
99.5%
SLA Uptime
03
Security-First Architecture & Audits
Every system undergoes rigorous security review. We implement formal verification for critical Cairo circuits and partner with leading firms like Nethermind for third-party audits before mainnet deployment.
100%
Formal Verification
Tier-1 Audits
Security Partner
04
Seamless Data Source Integration
Connect to any data source—EVM chains (Ethereum, Arbitrum), centralized APIs, or private databases. Our adapters handle schema mapping and real-time data attestation for your Cairo verifier.
10+
Chain Integrations
< 5 sec
Data Latency
05
Managed Service & 24/7 Monitoring
We provide full operational management including node health monitoring, proof generation SLAs, and automatic failover. Includes a dedicated dashboard for real-time metrics and alerting.
24/7
SRE Support
< 15 min
Incident Response
benefits
DELIVERABLES
Business Outcomes for Your Project
Our Cairo StarkNet Storage Proof Systems deliver verifiable, high-performance infrastructure. We build systems that scale with your business, ensuring data integrity and operational efficiency from day one.
01
Provable Data Integrity
Implement Cairo-based storage proofs to cryptographically verify off-chain data on StarkNet. Eliminate trust assumptions in your data pipelines and ensure state transitions are backed by immutable evidence.
ZK-Proof
Verification Method
Immutable
Data Guarantee
02
Cross-Chain State Verification
Bridge data securely between L1 (Ethereum) and L2 (StarkNet) with minimal latency. Our systems enable real-time verification of account balances, NFT ownership, and DeFi positions for seamless interoperability.
< 5 min
Verification Time
L1 <> L2
Bridge Scope
03
Gas-Optimized Proof Generation
Engineer Cairo contracts and prover logic to minimize L1 settlement costs. We focus on proof batching and efficient Merkle tree structures to reduce operational expenses by up to 100x vs. naive implementations.
100x
Cost Reduction
Cairo 1.0
Language
05
High-Throughput Proof Aggregation
Scale your application with systems that aggregate thousands of storage proofs into a single STARK proof. Achieve sub-linear cost growth as your user base and data volume increase.
1000+
Proofs/Batch
Sub-linear
Cost Scaling
06
Production-Ready Integration
Receive a fully integrated system with monitoring, alerting, and failover mechanisms. We deliver documented APIs, SDKs, and dashboards for seamless integration into your existing stack.
2-4 weeks
Deployment Time
99.9% SLA
Uptime
Choose Your Path to Production
Structured Development Tiers
A clear comparison of our service packages for StarkNet Storage Proof development, from initial proof-of-concept to enterprise-grade systems.
| Feature / Deliverable | Proof-of-Concept | Production-Ready | Enterprise Scale |
|---|---|---|---|
Cairo Storage Verifier Contract | |||
Custom Proof Circuit (Cairo 1.0) | Basic Template | Optimized for Mainnet | Fully Custom Logic |
On-Chain Verification Gas Cost | Benchmarked | Optimized (< 500k gas) | Heavily Optimized (< 200k gas) |
Security Audit Scope | Informal Review | Full 3rd-Party Audit | Audit + Formal Verification |
Integration Support | Documentation Only | Direct Developer Support | Dedicated Integration Engineer |
Deployment & Configuration | Self-Service | Assisted Deployment | Full Managed Deployment |
Performance SLA & Monitoring | Basic Alerts | 99.9% Uptime, 24/7 Dashboard | |
Response Time for Critical Issues | Best Effort | < 24 Business Hours | < 4 Hours, 24/7 |
Recurring Maintenance & Updates | Optional Retainer | Included with SLA | |
Typical Project Timeline | 2-4 Weeks | 6-10 Weeks | 10+ Weeks (Custom) |
Estimated Investment | $15K - $30K | $50K - $120K | Custom Quote |
how-we-deliver
PROVEN PROCESS
Our Development Methodology
Our systematic approach to building Cairo-based storage proof systems ensures security, scalability, and rapid deployment for your StarkNet applications.
01
Architecture & Design Review
We begin with a collaborative design session to architect your storage proof system, mapping data structures to Cairo's STARK-friendly primitives for optimal performance.
1-2 days
Design Sprint
100%
Requirement Alignment
02
Secure Cairo Development
Our team writes and iterates on Cairo 1.0 contracts, implementing storage proofs with formal verification patterns and OpenZeppelin's Cairo libraries for security.
0 Critical
Audit Findings
Sol 0.8+
Security Standards
03
Rigorous Testing & Simulation
We deploy to a dedicated StarkNet testnet, executing comprehensive test suites with Cairo's native testing framework and custom proof generators.
> 95%
Code Coverage
Full Suite
Edge Cases
04
Audit Preparation & Deployment
We prepare audit-ready code with detailed documentation, then manage the mainnet deployment and verification process on StarkNet.
< 2 weeks
To Mainnet
SLA Backed
Go-Live Support
security
CORE SERVICE
Smart Contract Development
Secure, audited smart contracts built for production from day one.
We architect and deploy custom smart contracts on EVM and Solana that power your core business logic. Our focus is on security-first development using battle-tested patterns from OpenZeppelin and rigorous internal audits before deployment.
Deliver a production-ready contract suite in 2-4 weeks, not months.
- Full Lifecycle Support: From initial design and
Solidity/Rustdevelopment to deployment, verification, and on-chain monitoring. - Security Guarantee: Every contract undergoes mandatory peer review and is built to pass formal audits by leading firms like
CertiKorTrail of Bits. - Gas Optimization: We specialize in writing highly efficient code to minimize transaction fees and maximize user savings.
StarkNet Storage Proofs
Frequently Asked Questions
Get clear answers on our development process, timelines, and security for Cairo-based storage proof systems.
A complete, production-ready storage proof system typically takes 4-8 weeks from kickoff to mainnet deployment. This includes 1-2 weeks for architecture design, 2-4 weeks for Cairo contract development and integration, and 1-2 weeks for rigorous testing and security review. For complex, multi-asset systems, timelines may extend to 12 weeks.
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