OpenAI has recently published a detailed architecture description of the Codex App Server, a bidirectional protocol that decouples the Codex coding agent's core logic from its various client surfaces.

Clint Proctor is a lead editor with the credit cards and travel rewards team at Forbes Advisor. He has five years of experience in personal finance journalism and has contributed to a variety of ...

Been turned down for a credit card? You're not alone: With rising delinquencies and a $1.18 trillion debt load, issuers have tightened underwriting standards and, in late 2025, about one in five ...

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. Most credit cards are assigned a fixed credit limit when you open the account. This line of credit can be ...

Toni is a points and miles enthusiast who has been leveraging loyalty programs to travel around the world (for nearly free) with her husband and their four young children. She’s passionate about ...

Paul Soucy has led the Credit Cards content team at NerdWallet since 2015 and the Travel Rewards team since 2023; he is also director of content for Consumer Credit verticals. He was an editor with ...