Hiro
C · Marketing TechnologyEnables developers to build secure smart contracts and decentralized applications on Bitcoin through the Stacks blockchain with comprehensive developer tools and APIs.
Last updated Feb 8, 2026
- Industry
- Not AdTech - Blockchain Infrastructure
- Business Model
- Open Source / Developer Tools
- Target Market
- Blockchain Developers
- Employee Count
- 11-50
- Funding
- $75.8M
- API Available
- Yes
Market Position
Leading developer tools provider for Stacks/Bitcoin ecosystem
Overview
Hiro Systems is not an AdTech company. It is a blockchain infrastructure and developer tools company focused on the Stacks blockchain ecosystem. Hiro builds software development kits, APIs, and tools that enable developers to create smart contracts and decentralized applications (dApps) that leverage Bitcoin's security through the Stacks layer. The company's products include the Clarinet development environment, Stacks blockchain APIs, and various developer tools for Web3 applications. Hiro operates in the blockchain/cryptocurrency infrastructure space, serving developers building on Bitcoin and Stacks, and has no presence or relevance in the advertising technology industry. Their business model centers on providing open-source tools and enterprise-grade infrastructure for blockchain developers rather than any advertising, marketing, or ad-tech related services.
Products & Features
Clarinet
Local development environment for writing and testing Clarity smart contracts
Stacks Blockchain API
RESTful API for interacting with the Stacks blockchain
Hiro Platform
Managed infrastructure and APIs for building on Stacks
Stacks.js
JavaScript libraries for building Stacks applications
Key Features
Bitcoin-anchored smart contractsClarity programming language supportDeveloper APIs and SDKsLocal testing environment
Use Cases
Decentralized finance (DeFi) applicationsNFT platformsWeb3 applications on BitcoinSmart contract development
Customer Segments
Blockchain developersWeb3 startupsCryptocurrency projectsEnterprise blockchain teams