Codex Knowledge Base
ContextCov: Turning AGENTS.md into Executable Constraints — What It Means for Codex CLI Hook and Enforcement Strategy
ContextCov: Turning AGENTS.md into Executable Constraints — What It Means for Codex CLI Hook and Enforcement Strategy
Context Pruning for Coding Agents: What SWE-Pruner, Pichay, and ContextBudget Mean for Codex CLI Token Management
Context Pruning for Coding Agents: What SWE-Pruner, Pichay, and ContextBudget Mean for Codex CLI Token Management
Codex CLI in Europe: Data Residency, Bedrock Routing, and GDPR-Compliant Agent Configuration After the EEA Expansion
Codex CLI in Europe: Data Residency, Bedrock Routing, and GDPR-Compliant Agent Configuration After the EEA Expansion
Benchmark Literacy: A Practitioner's Guide to Reading Coding Agent Benchmarks Critically
Benchmark Literacy: A Practitioner’s Guide to Reading Coding Agent Benchmarks Critically
The Twelve-Factor Agent Mapped to Codex CLI: Production Principles and Configuration Patterns for June 2026
The Twelve-Factor Agent Mapped to Codex CLI: Production Principles and Configuration Patterns for June 2026
TEBench and the Test-Stale Blind Spot: What the First Test Evolution Benchmark Means for Codex CLI Test Maintenance
TEBench and the Test-Stale Blind Spot: What the First Test Evolution Benchmark Means for Codex CLI Test Maintenance
Slopsquatting: How Hallucinated Packages Become Supply Chain Weapons and Five Codex CLI Defences That Stop Them
Slopsquatting: How Hallucinated Packages Become Supply Chain Weapons and Five Codex CLI Defences That Stop Them
The Prompt Injection Impossibility: What Two Formal Proofs and the OWASP Agentic Report Mean for Codex CLI's Defence Architecture
The Prompt Injection Impossibility: What Two Formal Proofs and the OWASP Agentic Report Mean for Codex CLI’s Defence Architecture
KiloBench and the Cost-per-Task Revolution: What Harness-Aware Efficiency Benchmarks Mean for Codex CLI Model Selection
KiloBench and the Cost-per-Task Revolution: What Harness-Aware Efficiency Benchmarks Mean for Codex CLI Model Selection
When the Harness Outweighs the Model: What Claw-SWE-Bench, Harness-Bench, and UTBoost Mean for Codex CLI Configuration Strategy
Three recent papers independently prove that agent harness design is at least as important as model selection. This article maps their findings to practical Codex CLI configuration patterns.