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OpenAI Codex

OpenAI coding agent across ChatGPT, cloud, IDE extension and CLI; parallel agents.

💰 In ChatGPT Plus $20/mo · free tier: check site

Full pricing: Included in ChatGPT Plus $20, Pro $100, Business $20/seat (annual, 2+ seats).

Free tier: No / not confirmed · Platforms: web, cli, ide

Use cases: coding, agents

Latest verified release: 2026-09-29, GPT-6.1 Sol released (noted on GPT-6 Astra page) (source)

Rubric score: 55.0/100 (free 0, price 15.0, platforms 15, recency 25). How we score

Pricing source: https://openai.com/codex/ · checked 2026-10-15

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