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Dominik Heinrich

Copilot, Claude Code or Codex

How the three coding agents differ, on the points you care about.

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Compare the three side by side

Pick what matters most to you. Facts as of November 2026, from the vendors' docs and changelogs listed under sources.

GovernanceGitHub Copilot: AI controls with agent audit logs; enterprise-managed permissions for shell, files and networkClaude Code: Managed settings (file, MDM or server-managed): deny rules, no bypass mode, allowed MCP servers and modelsOpenAI Codex: requirements.toml: allowed approval policies, sandbox modes, web search, hooks and MCP servers
Best fitGitHub Copilot: Teams standardised on GitHub who want agents inside their existing reviewsClaude Code: Platform and DevOps engineers running long, autonomous workOpenAI Codex: Companies already living in ChatGPT Business or Enterprise
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    Dominik Heinrich
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    MADO Consulting
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