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Code from Coinbase's mobile app reveals unreleased interfaces for prediction markets and tokenized stock trading.
What's the scoop?
- App Code Discovery: Independent researcher Jane Manchun Wong found hidden tabs for "Stocks" and "Predictions" by reverse-engineering Coinbase's publicly available app code.
- Kalshi Integration: One screenshot shows fine-print stating prediction markets will be offered through
Coinbase Financial Markets via Kalshi. - Coinbase Strategy: The interfaces match Coinbase's earlier statements about adding tokenized stocks, prediction markets, and other onchain assets for U.S. customers, as all exchanges race to become the “everything exchange.”
Bankless Take:
Coinbase choosing Kalshi over 
Polymarket would surely be a blow to the more “crypto-native” option but, given the longer track record of being operational and compliant, it makes sense why they would lean in this direction. While we’ll have to wait until December 17th to see what unfolds, it’s likely some related features will be teased ahead of the big day.
