Reading up on Visa
7 deep · digging since jan 23
- Meet the OpenAI Engineer Leading ChatGPT’s Biggest Transformation Yet
OpenAI engineer Thibault Sottiaux is leading the transformation of ChatGPT into a personalized AI super app powered by Codex.
- Goodbye Visa and Mastercard: 130M Europeans switching to sovereign payment
European consumers are shifting to the sovereign payment system Wero, which redirects payments through banks, reducing reliance on Visa and Mastercard, but commenters debate the risks of central bank control.
- AgentCard — Prepaid Virtual Cards for AI Agents
AgentCard offers prepaid virtual Visa cards for AI agents, enabling autonomous payments via MCP without human handoff.
- Agents will pay like locals, not tourists - a16z crypto
Agentic commerce will shift from retail payment rails to pre-negotiated B2B credit and stablecoins, as agents behave like local businesses with long-term vendor relationships.
- Europe's $24T Breakup with Visa and Mastercard Has Begun
The European Payments Initiative and EuroPA Alliance signed an agreement in February 2026 to create a domestic alternative to Visa and Mastercard at scale.
- Exclusive | Capital One Strikes $5.15 Billion Deal for Fintech Brex - WSJ
Capital One will acquire fintech Brex for $5.15 billion in cash and stock to gain its corporate credit-card and expense-management technology.