AI-ready infrastructure
Refer and earn
Ethereum
Hyperliquid
Solana
Arbitrum
BNB Smart Chain
Base
Polygon
TRON
Sui
Robinhood
Type
Developer tool
Governance & identity
Protocols
Ethereum
BNB Smart Chain
Polygon
Arbitrum
Base
Optimism
Avalanche
Identity tool for names, credentials, authentication, and Web3 trust. Sign Protocol belongs in this part of the stack when shared decisions, participation, credentials, or trust need an onchain layer.
Use it for:
- Resolve names, identities, or credentials.
- Improve account onboarding.
- Support reputation and access workflows.
- Connect identity data to onchain products.
Best fit:
Communities and products that need shared decisions, participation, or attestations.
Cortex
Airstack
Stardust
How to get an Avalanche RPC endpoint (2026 guide)
Migrate your Robinhood Chain RPC to Chainstack
RPC infrastructure for RWA: EVM node requirements
