PROOF is an NFT collective and studio co-founded by Kevin Rose and Justin Mezzell that created Moonbirds, a collection of 9,999 unique Ethereum-based digital items. PROOF's Twitter Score is 312 out of 1000 (an Excellent rating) as of July 2026, ranking #1,076 (top 0.5%) among 389,201 tracked accounts.
PROOF was co-founded by Kevin Rose and Justin Mezzell and raised a $50 million Series A led by a16z crypto in 2022, with additional backing from Seven Seven Six, True Ventures, Collab+Currency, Flamingo DAO, VaynerFund, and SV Angel. Moonbirds launched in April 2022 and, per Fortune, generated $281 million in sales within its first weeks, rising quickly on OpenSea charts after launch. In January 2023, co-founder Kevin Rose was targeted in a phishing incident; Arkham Intelligence estimated the value of NFTs lost at $1.09 million, as reported by Axios.
PROOF previously operated Moonbirds and was formerly affiliated with Grails, both of which became part of its broader NFT studio offering. In February 2024, Yuga Labs announced it had acquired PROOF, including Moonbirds, Mythics, Oddities, and Grails. PROOF has 102,517 followers as of July 2026 on X and has published 2,951 posts. PROOF has been mentioned by 682 accounts a total of 2,426 times.
PROOF's portfolio includes Mythical Games.
Who follows PROOF on X?
The accounts that follow PROOF include 885 founders, 161 angel investors, 1,019 influencers and 24 VCs. Among them are Laura Shin, Chris Dixon, Toly, 6529, Threadguy and OpenSea.