Coinbase CEO Says Onchain Reputation Could Replace Credit Scores

Brian Armstrong, Coinbase's chief executive, has stated that onchain reputation is set to take over from conventional credit scores. He specifically referenced the FICO score, a three-digit number that influences 90% of major lending choices in the US.

Armstrong's comments came in response to Jesse Pollak, the creator of Base, who noted the swift advancement of undercollateralized onchain lending. Base operates as Coinbase's Ethereum layer-2 solution.

Why Onchain Reputation Could Replace Credit Scores

FICO scores range between 300 and 850. Payment history combined with total debt accounts for 65% of the score. Credit bureaus control the data, and borrowers have limited insight into the calculation.

Onchain reputation will be the new FICO score https://t.co/NMG56Ymv9k

— Brian Armstrong (@brian_armstrong) August 31, 2026

Onchain reputation flips that model. Public blockchains record repayment history, wallet age, and counterparty activity. As a result, any lender has access to the same data.

Nevertheless, collateral remains dominant in crypto lending. According to Galaxy Research, crypto lending contracted by 17% to $56.16 billion in Q2 this year.

Coinbase continued its expansion regardless. In February, the exchange broadened its crypto lending initiative, ensuring each loan was backed by collateral.

At the same time, DeFi has moved towards curated risk, as lending strategy layers bundle exposure into managed vaults.

What a Wallet’s History Can and Cannot Prove

Bitcoin (BTC) illustrates both aspects of the concept. The blockchain has recorded every transaction since 2009. Wallet age, balances, and counterparties are all traceable by anyone.

However, that transparency does not extend to identity. Bitcoin addresses are nameless and free to generate. A borrower can abandon a wallet and start a new one on the same day.

Social data helps scoring systems fill the gap. The Ethos Network, mentioned in the post Pollak referenced, evaluates wallets partly based on endorsements from other users. Ethos describes the result as a sentiment summary rather than a creditworthiness proof.

Credifi, the application Pollak cited, operates on top of that metric. It offers loans of up to $3,000 against a score of 1,800, with no collateral required.

Armstrong has been advocating this idea throughout the year. In May, he outlined eight areas where he believes the financial system requires reform. Since then, institutional and public credit have diverged, causing the onchain economy to fragment.

An unsecured loan of $3,000 is still a long way from a functioning credit market. Default rates in the months ahead will determine if onchain reputation can accurately assess genuine risk.