Codex Knowledge Base
Codex TypeScript SDK: Streaming, Multimodal Inputs and Per-Thread Configuration
The Codex TypeScript SDK (@openai/codex-sdk) transforms Codex CLI from an interactive terminal tool into an embeddable agent runtime .
Inside the Codex Sandbox: Platform-Specific Implementation on macOS, Linux and Windows
Codex CLI's sandbox is not a single mechanism — it is three distinct OS-native enforcement layers unified behind one policy abstraction. Understanding what.
Codex Plugin Discovery: @Mentions, the In-TUI Browser and Marketplace Navigation
On 26 March 2026, Codex v0.117.0 shipped plugins as a first-class workflow. Skills, MCP server configurations and third-party app integrations — previously.
The Official Codex GitHub Action: Inputs, Outputs and Safe Use on Fork PRs
The openai/codex-action@v1 GitHub Action brings Codex's agentic capabilities into your CI/CD pipelines without requiring manual CLI installation or proxy.
codex exec JSONL Reference: Every Event Type and the Complete Output Schema
The codex exec subcommand is the gateway to running Codex CLI in scripts, pipelines, and automation workflows.
Codex Enterprise Compliance: Audit Logs, Team Cost Budgets and the Admin Dashboard
Running Codex CLI across a fifty-person engineering department is a different proposition from a solo developer experimenting in a side project. Regulated.
Mastering the Codex Desktop App: Automations, Triggers and the Review Queue
The Codex Desktop app, launched on 2 February 2026 for macOS, is not simply a GUI wrapper around the CLI. It is a purpose-built command centre for running.
Codex Cloud Task Application: From Slack Dispatch to Reviewed Diff Merge
Codex cloud transforms OpenAI's coding agent from a local terminal companion into an asynchronous task engine. You dispatch work — from the CLI, a Slack.
Codex CLI TUI Shortcuts and Slash Commands: The Complete Reference
Codex CLI's full-screen terminal UI (TUI) is where most interactive work happens. Beneath the chat-style composer sits a dense set of keyboard shortcuts.
Codex CLI Performance Optimisation: Token Overhead, Hidden Costs and Tuning Tactics
Every Codex CLI session burns tokens. Most developers have a rough sense of the cost—prompts in, completions out—but the reality is more nuanced. System.