OpenCover is an onchain protection and DeFi cover marketplace that makes it affordable to guard crypto portfolios against smart contract hacks and stablecoin depegs through vetted onchain underwriters. OpenCover's Twitter Score is 43 out of 1000 as of October 2026, ranking #21,745 (top 5%) among 493,668 tracked accounts.
OpenCover was founded by Jeremiah Smith, who serves as its CEO. The platform launched in Q3 2022 with a focus on standardized, unbiased DeFi cover industry data, and has since expanded into a full cover marketplace built across Base, Optimism, Arbitrum, Polygon, and Ethereum. Cover policies are issued as ERC-721 tokens as proof of cover, with premiums starting at $2 per week for $5,000 of coverage.
OpenCover aggregates cover from multiple onchain underwriters, including Nexus Mutual, Sherlock, Unslashed Finance, InsurAce Protocol, Chainproof, Ease, InsureDAO, and UnoRe. The platform also publishes The Alpha Memo, a monthly newsletter covering DeFi cover, risk, and security. OpenCover has attracted backing from Alliance DAO, Base Ecosystem Fund, Jump Crypto, NFX, Orange DAO, and Village Global, among others.
OpenCover has 5,190 followers as of October 2026 and has published 2,754 posts. The account has been mentioned by 67 accounts a total of 239 times.
Who follows OpenCover on X?
The accounts that follow OpenCover include 169 founders, 42 angel investors, 75 influencers and 5 VCs. Among them are Base, Mario Nawfal, DeFi Dad defidad.eth, Andy, Gabriel Shapiro and Matthew Graham.