Base launches Cobalt upgrade with conditional transactions, B20 enhancements

Base has rolled out its Cobalt upgrade, introducing conditional transactions and enhanced functionality for the B20 token standard. This mainnet protocol update includes features such as validity transactions that execute based on predefined on-chain conditions and expanded B20 token capabilities, including fee payments and multiplier updates. The Cobalt upgrade, which went live on the Base Mainnet on September 30, 2026, follows an earlier activation on Sepolia. These developments represent significant enhancements to the Base ecosystem, but do not involve a new token launch. Key Takeaways Markets suggest the Cobalt upgrade could enhance the likelihood of a future token launch by improving the Base ecosystem. Current pricing for a Base token launch by December 31, 2026, is at 7.5% YES, showing a slight increase from earlier levels. The January 1, 2028, sub-market reflects a higher 57% YES probability, indicating longer-term optimism for a Base token launch. What to Watch Market participants will be looking for any announcements from key figures such as Brian Armstrong or major media outlets like CoinDesk that could influence the likelihood of a Base token launch. Any regulatory dev...