We build and maintain custom blockchain APIs that provide real-time data access, secure transaction broadcasting, and event-driven notifications for your application. Our APIs abstract away the complexity of direct node management, offering a single, unified interface to multiple chains like Ethereum, Polygon, Solana, and Avalanche.
LABS
Services
Cosmos CosmWasm Data Hub Development
We build sovereign, interoperable DePIN data hubs as Cosmos app-chains. Our team delivers custom CosmWasm smart contracts and IBC integrations to create and distribute data assets across blockchains.
Chainscore © 2026
overview
INFRASTRUCTURE
Blockchain API Development
Scalable, reliable APIs that connect your application to major blockchain networks.
- High-Performance Indexing: Custom-built indexers for sub-second query response times on token balances, NFT ownership, and transaction history.
- Robust Webhook Systems: Real-time alerts for on-chain events, enabling instant application logic triggers.
- Enterprise-Grade Reliability: 99.9% uptime SLA with multi-region failover and automatic rate limit handling.
- Developer-First Design: Comprehensive documentation, SDKs, and interactive playgrounds for rapid integration.
Focus on your core product logic while we handle the heavy lifting of blockchain data synchronization and node infrastructure management.
key-features-cards
BUILDING ON COSMOS
Core Technical Capabilities
We deliver production-ready CosmWasm data infrastructure that scales with your protocol. Our focus is on security, performance, and seamless integration.
benefits
TANGIBLE RESULTS
Business Outcomes for DePIN Founders
Our Cosmos CosmWasm Data Hub development delivers more than just code. We build the foundational infrastructure that drives measurable business growth, security, and market leadership for your DePIN project.
01
Accelerated Time-to-Market
Deploy a production-ready, interoperable data hub in under 6 weeks, not months. We provide a pre-audited, modular framework to launch your DePIN's core data layer and start onboarding devices faster.
< 6 weeks
To Production
80%
Code Reuse
02
Provably Secure Data Integrity
Ensure tamper-proof data feeds from edge devices with CosmWasm smart contracts. Every data point is cryptographically verified on-chain, building immutable trust with your network participants and data consumers.
100%
On-Chain Verification
Formal Verification
Security Standard
03
Seamless Cross-Chain Liquidity
Unlock capital and utility across ecosystems. Our IBC-enabled hubs allow your DePIN's tokenized data and assets to flow securely to Ethereum, Solana, and other Cosmos chains, maximizing utility and revenue streams.
10+
IBC Connections
< 6 sec
Finality
04
Scalable, Cost-Efficient Operations
Handle millions of micro-transactions from IoT devices without prohibitive gas fees. CosmWasm's efficient execution and Interchain Security provide enterprise-grade scalability at a fraction of L1 Ethereum costs.
$0.001
Avg. Tx Cost
10k TPS
Theoretical Capacity
05
Developer Ecosystem Growth
Attract top-tier builders to your DePIN. We deliver a fully-documented SDK and query layer, making it easy for third-party developers to build applications on top of your verified data, creating a vibrant ecosystem.
REST & gRPC
API Support
3 days
SDK Integration
06
Institutional-Grade Compliance Ready
Build for regulated markets from day one. Our architecture includes granular access controls, data provenance trails, and privacy modules (e.g., ZK proofs) to meet enterprise and regulatory requirements for sensitive data.
Role-Based
Access Control
Full Audit Trail
Data Provenance
From MVP to Full-Scale Data Hub
Phased Development Roadmap
A structured, milestone-driven approach to building your production-ready CosmWasm Data Hub. Each phase delivers a working, secure, and scalable component.
| Phase | Core Deliverables | Timeline | Key Outcomes |
|---|---|---|---|
Phase 1: Foundation & Core Contracts | Smart contract suite for data indexing, storage, and access control. Initial IBC integration for cross-chain queries. Basic query API endpoints. | 2-4 weeks | Functional MVP with core data logic. Audited and deployed smart contracts. Demonstrable cross-chain data flow. |
Phase 2: Scalability & Performance | Horizontal scaling architecture for indexers. Advanced caching layer (Redis/Memcached). Load-balanced API gateway with rate limiting. Performance benchmarking suite. | 3-5 weeks | Sub-second query response times. Support for 10,000+ concurrent requests. 99.5% uptime for core services. |
Phase 3: Production & Monitoring | Full observability stack (metrics, logs, tracing). Automated alerting and incident response. Disaster recovery and backup procedures. Comprehensive API documentation and SDKs. | 2-3 weeks | Enterprise-grade reliability (99.9% SLA). Proactive system health monitoring. Developer-ready tools for integration. |
Phase 4: Advanced Features & Governance | Decentralized data validator network setup. On-chain governance module for parameter updates. Advanced analytics dashboard for data insights. Custom integration support for 2+ additional chains. | 4-6 weeks | Fully decentralized and community-governed hub. Actionable insights from indexed data. Expanded multi-chain interoperability. |
Total Project Timeline | 11-18 weeks | A fully operational, scalable, and maintainable CosmWasm Data Hub ready for production traffic and future expansion. |
how-we-deliver
PROVEN METHODOLOGY
Our Development & Deployment Process
A structured, security-first approach to building and launching your CosmWasm-based data hub on Cosmos. We deliver production-ready infrastructure with clear milestones and guaranteed outcomes.
01
Architecture & Design
We define your data model, interchain connectivity, and smart contract architecture. This includes schema design for on-chain data storage, IBC channel planning, and gas optimization strategies for high-throughput queries.
1-2 weeks
Design Phase
3+ IBC paths
Typical Scope
02
Smart Contract Development
Secure CosmWasm contract development in Rust. We implement core logic for data ingestion, validation, and access control, following best practices and utilizing libraries like cw-storage-plus for efficient state management.
Rust 1.70+
Language
cw-plus
Core Library
03
Rigorous Testing & Auditing
Comprehensive unit, integration, and simulation testing using cw-multi-test. Optional third-party smart contract audit coordination with firms like Oak Security or Halborn to ensure security and reliability before mainnet.
>95%
Code Coverage
Optional
External Audit
04
Deployment & Orchestration
We handle the full deployment lifecycle: uploading and instantiating contracts on testnet and mainnet, configuring IBC relayers, and setting up indexers for efficient off-chain querying.
< 72 hours
Go-Live Time
Osmosis, Juno
Sample Chains
05
Monitoring & Maintenance
Post-deployment, we provide monitoring dashboards for contract metrics, IBC packet flow, and gas consumption. We offer SLA-backed maintenance packages for upgrades and optimization.
99.9%
Uptime SLA
< 1 hour
Response Time
06
Documentation & Handoff
Complete technical documentation, including contract ABIs, query/execute message schemas, and integration guides for front-end developers. Full knowledge transfer to your engineering team.
API Spec
Deliverable
Live Session
Handoff
security
CORE SERVICES
Smart Contract Development
Secure, production-ready smart contracts built by Web3 experts.
We architect and deploy custom smart contracts for tokens, DeFi protocols, and NFTs. Our code is built on Solidity 0.8+ with OpenZeppelin security patterns and undergoes rigorous unit testing and formal verification.
Deliver a secure, auditable, and gas-optimized foundation for your protocol in as little as 2-4 weeks.
- Token Standards:
ERC-20,ERC-721,ERC-1155, and custom implementations. - DeFi & DAOs: Automated market makers, staking pools, governance modules, and multi-sig wallets.
- Security First: Every contract includes a comprehensive audit report from a third-party firm.
Cosmos CosmWasm Data Hub
Frequently Asked Questions
Get clear answers on development timelines, costs, and technical capabilities for your custom CosmWasm data infrastructure.
A standard deployment takes 4-8 weeks from kickoff to mainnet launch. This includes 2 weeks for architecture and smart contract design, 2-4 weeks for core development and testing, and 1-2 weeks for audits and deployment. Complex integrations (e.g., with IBC, custom oracles) can extend the timeline. We provide a detailed project plan with milestones during the initial consultation.
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