Codex

OpenAI

AI Native

Coding · Command line, Web, IDE extensions · Paid · Last verified 11 October 2026

What's AI inside

Cloud and local agents that write, test and review code.

Why it passes the AI inside test

Checked against the five tests on the criteria page.

  • The AI is the core, not a garnish.

    Take the AI away and the product stops doing its main job.

  • It runs a real model.

    Language, vision, speech or image models, on your device or in the cloud. Rules and if-this-then-that automation don’t count.

  • You can use it today.

    Generally available or in an open public beta. Waitlists and demo videos wait.

  • You feel it directly.

    The AI is in what you see and do, not a claim about back-office systems.

  • The maker is clear about it.

    The product’s own site says what the AI does. A vague “AI-powered” sticker doesn’t qualify.

Details

Maker
OpenAI
Category
Coding
Platforms
Command line, Web, IDE extensions
Pricing
Paid
Tier
AI Native
Last verified
11 October 2026

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