API ID:
siacoin
Trade Symbol:
Coin or Token:
Max Supply:
Use Case:
Launch Date:
Coin Overview
SC
Coin
No cap - unlimited supply
Decentralized storage payments
June 2015

Siacoin
Sia (SC) is the token used for paying and securing decentralized cloud storage. Launched in 2015, it lets users lease unused hard-drive space from hosts across the world, with files stored securely and split up for privacy. SC powers payments, storage contracts, and network operation without relying on a central provider.
A Deeper Dive

Technology & Use Case
Sia runs a blockchain-based storage marketplace where files are encrypted, broken into 30 pieces, and distributed across multiple hosts. Hosts stake SC as collateral and must prove storage regularly or risk losing funds. Renters pay in SC, making it a fair and secure alternative to traditional cloud storage.
Origins & Team
Sia was conceived by David Vorick and Luke Champine in 2013, then launched under Nebulous Inc. in June 2015. In 2021, the project governance moved to the nonprofit Sia Foundation, ensuring the network remains openly developed and community-focused.
Ecosystem & Partnerships
Sia continues evolving, with upgrades rolling out in 2025 to improve performance, scalability, and usability. In a major milestone, the Sia Foundation partnered with HackerNoon to back up over 100,000 articles on the Sia network—demonstrating real-world adoption and trust in decentralized storage.



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