CODE AGENT FIELD GUIDE
AI Coding Tools and Workflow Documentation
Documentation for Codex CLI, Claude Code, tool comparisons, engineering workflows, security, and governance. Key facts include sources and verification scope.
Published content
55 articles
28 product documents + 11 comparisons + 8 workflows + 8 architecture and security documents
$ codex
Codex CLI
Includes reproducible commands, permission settings, validation steps, and team repository rules.
View the documentation index01Install Codex CLI and Configure CodeNodexInstall Codex CLI and automate configuration via CodeNodex CLI10 min02First Task with Codex CLI: Inspect, Change, and VerifyComplete your first verifiable code task with the Codex CLI9 min03Codex CLI Commands and Session Management ReferenceQuery Codex CLI common commands, parameters and session recovery methods9 min04Codex CLI Authentication: ChatGPT Login, API Key and Compatible GatewayConfigure or troubleshoot Codex CLI login, API keys and third-party compatible endpoints10 min05Codex config.toml: Options, Scope, and ValidationFind, edit, and verify the Codex CLI config.toml configuration11 min06Codex CLI Models and Providers: Configuration ExplainedSelect a model and configure an OpenAI compatible provider for the Codex CLI11 min
$ claude
Claude Code
Each document includes operating steps, permission constraints, and result verification.
View the documentation index01Install Claude Code on macOS, Linux, Windows, and WSLInstall Claude Code through a supported channel and verify the local CLI state before project use.9 min02First Task with Claude Code: Inspect, Change, and VerifyEstablish a repeatable inspection, implementation, verification, and review procedure for a first Claude Code task.10 min03Common Claude Code Commands: Interactive Sessions, Recovery, Scripts, and Structured OutputLocate reproducible Claude Code commands without confusing interactive commands with shell commands.11 min04Claude Code Authentication Guide: Accounts, API Keys, and LLM GatewaysHelp users choose the correct Claude Code authentication method and complete verifiable security configuration.12 min05Claude Code settings.json: Scope, Precedence, and DebuggingDefine a reviewable and debuggable configuration procedure for Claude Code.11 min06Claude Code Models and LLM Gateways: Configuration and CompatibilityConfigure model routing and distinguish a successful request from full protocol compatibility.15 min
COMPARE / VERIFY
Comparisons and Alternatives
Each comparison states its verification date, sources, applicable scenarios, and limits. It does not use subjective rankings or unverified scores.
View the documentation index01Codex CLI vs. Claude Code: Choosing a Coding Assistant by WorkflowHelp developers evaluating Codex CLI and Claude Code establish an objective selection framework.12 min02AGENTS.md vs. CLAUDE.md: Scopes and Repository Instruction PatternsHelp teams maintain both coding-agent instruction files without duplication or rule drift.10 min03MCP in Codex CLI and Claude Code: Setup and Security VerificationHelp developers using both clients establish consistent MCP setup and acceptance criteria.11 min04Codex vs Cursor: Terminal Agent or AI Code Editor?Help developers evaluating Codex versus Cursor choose with evidence from their own repository workflow.13 min05Claude Code vs Cursor: Terminal and Editor Workflows ComparedHelp developers compare Claude Code and Cursor without relying on a feature checklist or a single demo.13 min06Cline vs Roo Code: Choosing a VS Code Coding AgentHelp developers using custom models or compatible APIs choose between Cline and Roo Code.12 min
PLAN / EXECUTE / VERIFY
AI Coding Workflows
Each workflow identifies inputs, permissions, validation gates, and human approval points.
View the documentation index01AI Code Review Workflow: From Diff Triage to Verified FindingsDesign a repeatable AI-assisted code review that produces actionable findings without granting unnecessary write access.11 min02AI Test Generation Workflow: Add Coverage Without Encoding GuessworkCreate a controlled workflow for generating unit, integration, and regression tests with coding agents.11 min03AI Bug Fixing Workflow: Reproduce, Isolate, Patch, and VerifyUse coding agents to diagnose and fix bugs while preserving a clear causal and verification trail.12 min04AI Legacy Code Refactoring: A Behavior-Preserving Migration WorkflowPlan and execute AI-assisted legacy refactoring without treating broad code generation as evidence of preserved behavior.13 min05Coding Agents in CI/CD: A Least-Privilege Automation WorkflowDesign secure and auditable coding-agent jobs for review, testing, maintenance, and pull request workflows.13 min06Coding Agents in a Monorepo: Scope, Context, and VerificationDesign a coding-agent workflow that respects monorepo ownership, dependency, and validation boundaries.12 min
DESIGN / MEASURE / GOVERN
Coding Agent Technical References
Includes measurement methods, evidence scope, trust boundaries, and failure conditions.
View the documentation index01Context Engineering for Coding Agents: Scope, Retrieval, and Durable StateHelp teams design repeatable context boundaries for long coding tasks and large repositories.14 min02Coding-Agent Cost Optimization Without Sacrificing VerificationGive teams a cost-control framework that preserves reviewability and engineering quality.13 min03Coding-Agent Security Threat Model: Assets, Trust Boundaries, and ControlsHelp engineering and security teams review coding-agent deployments before granting real capabilities.15 min04Repository Prompt-Injection Defense for Coding AgentsProvide maintainers with a concrete control sequence for handling instruction-like text from untrusted sources.14 min05Coding-Agent Evaluation Framework: Reproducible Tasks and Reviewable EvidenceHelp teams build an auditable evaluation before choosing or expanding a coding-agent workflow.15 min06Multi-Agent Coding Workflows: Delegation, Isolation, and IntegrationHelp teams parallelize coding-agent work without losing ownership, security, or reproducibility.14 min