Telegram Wallet has launched perpetual futures trading with support for cryptocurrency, stocks, metals, and oil, with the feature powered by Lighter offering 50x leverage to users. Coinbase's AI payments system joined the Linux Foundation and gathered support from major tech companies including Google, Stripe, AWS and others, with the Coinbase-engineered agentic commerce protocol x402 garnering backing from a long list of big names like Google, Cloudflare and Stripe. Sonic Labs announced that 32.69 million unclaimed S tokens will be destroyed after October 15, 2026, with the S tokens remaining locked in the airdrop contract and no extra minting planned. A startup lets researchers mine blockchain tasks on a quantum computer for the first time, built with advice and hardware access from D-Wave, drawing 13,000 sign-ups and early work from six research teams, though it remains an experimental environment rather than a live mainnet.