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Issue 001 / A living technical almanac

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Coding Agents · Head-to-head

Cursor vs OpenAI Codex

Cursor and OpenAI Codex are both coding agents. Cursor is AI-first code editor with agent mode for multi-file edits and background tasks, while OpenAI Codex is openAI's cloud software engineering agent that works on many tasks in parallel. Here's an independent, side-by-side look at how they compare — and which fits.

Cursor

Agent· Freemium

AI-first code editor with agent mode for multi-file edits and background tasks.

Visit Cursor
OpenAI Codex

Agent· Paid product

OpenAI's cloud software engineering agent that works on many tasks in parallel.

Visit OpenAI Codex

Side by side

SpecCursorOpenAI Codex
TypeAgentAgent
ModelCommercialCommercial
PricingFreemiumPaid product

Choose Cursor if

Teams that want an AI-native IDE with agent mode, multi-file edits, and background tasks in a familiar VS Code feel..

Choose OpenAI Codex if

Running many delegated engineering tasks in parallel in the cloud..

About Cursor

AI-first code editor with agent mode for multi-file edits and background tasks.

Full Cursor profile →

About OpenAI Codex

OpenAI's cloud software engineering agent that works on many tasks in parallel.

Full OpenAI Codex profile →
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