Halliday
New York, NYHalliday is a blockchain product lab building Halliday Payments, a unified cross-chain payments platform that makes it easy to onramp, swap, and take onchain actions. Built on the Workflow Protocol, which removes the need to code smart contracts manually. Backed by a16z and Hashed, with alumni from Stanford, Harvard, Compound, Meta, and Netflix.
Startup
Other
Series A, $20M raised (2025)
Products & Services
- Halliday Payments — unified cross-chain widget, checkout, and offramp
- Workflow Protocol — enables complex onchain operations without writing smart contracts
- SDK and developer toolkit for embedding payments into onchain apps
Blockchain, Metaverse, Cityverse, Ethereum, L2, Crypto, Bitcoin, Stable Coins, Gaming, NFT, Solidity, UX, Design, Cardano, Kusama, Tezos, Solana, Polkadot, Polygon, Token, Tokenization, DAO, DeFi, AI, Wallet, AR