Codex Knowledge Base
How to Make Codex CLI and Claude Code Work Together
The most productive AI-assisted developers in 2026 are not picking sides between Codex CLI and Claude Code — they are running both.
The Codex CLI Agent Loop Explained: What Happens When You Hit Enter
Every time you type a prompt into Codex CLI and press Enter, an orchestration engine kicks into gear — assembling context, querying a model, executing.
Codex Built-In Memory Deep Dive: How the Two-Phase Pipeline Turns Sessions into Institutional Knowledge
Codex CLI shipped a built-in memory preview on 16 April 2026 as part of the major Codex for (almost) everything update.
Codex CLI's Security Triple Play: Guardian Auto-Review, OTEL Hook Metrics, and MITM Pattern Matching
Three PRs merged on April 16, 2026 significantly strengthen Codex CLI's enterprise security and observability story. Together, they form a coherent security.
Thread Automations vs Claude Code Routines: How Scheduled Agent Execution Changes Everything
Within 48 hours of each other (14–16 April 2026), both Anthropic and OpenAI shipped scheduled agent execution for their respective coding tools. Anthropic.
Thread Automation Recipes: 15 Scheduled Agent Patterns for Daily Development
With thread automations landing in Codex 26.415 on 16 April 2026, teams now have a native mechanism for heartbeat-style recurring agent execution that.
Purpose-Built Agent Models: What codex-auto-review Tells Us About the Future of Specialised AI
On 16 April 2026, a single-commit pull request landed in the Codex CLI repository that carries outsized strategic significance.
Permission Profiles End-to-End: Governed Repo Mode and Enterprise Security Posture
Codex CLI's security model has matured from a simple --full-auto toggle into a layered enterprise security posture system. Permission profiles, granular.
The Real Cost of Multi-Model Review Loops
Cross-model review — writing code with one agent and reviewing it with another — has become the de facto quality pattern in agentic coding workflows.
What MIT Gets Right (and Misses) About Agentic Coding: From Missing Semester to Enterprise Patterns
In January 2026, MIT's Missing Semester of Your CS Education course added a dedicated Agentic Coding lecture to its curriculum. For a course that has spent.