Evening Scan

Markets got the relief rally they wanted, but the more interesting money moved elsewhere today — a payments company buying an AI router, and a robotaxi push that's getting cheaper. Here's the rundown before tomorrow's Brief.

Stripe Buys AI Start-Up OpenRouter for $7.5 Billion (paywall)

Stripe bought into the plumbing between AI apps and payments. (NYT)

Markets Rally After Treasury Eases Bond Investor Stress (paywall)

Treasury doubled its debt buyback capacity and yields dropped on cue — a reminder that plumbing moves markets more than headlines do. (NYT)

Moderna's Shift to Cancer Company Lifts Stock 177% (paywall)

The vaccine maker had a second act quietly cooking while everyone wrote its obituary. (NYT)

"January 1 marked the beginning of the singularity." — Stripe, in a letter to investors *(Axios)