Claude Code vs Codex (2026)

Verdict

Pick Claude Code if you already use Claude or prefer Anthropic models for coding in the terminal and IDE.

Pick OpenAI Codex if you already pay for ChatGPT, want a free entry point, or want cloud code review and Slack integration via Plus.

Best for: Both come bundled with $20 consumer plans. Pick the one tied to the assistant you already pay for.

	Claude Code	OpenAI Codex
Free tier	No	Yes
Starting price	Included with Claude Pro: $17/mo billed yearly ($200 up front) or $20 monthly Checked 2026-10-24 · source	ChatGPT Go $8/mo (lightweight tasks); Plus $20/mo; Pro from $100/mo; or pay-as-you-go with an API key Checked 2026-10-24 · source
Key features	Coding agent for the terminal and IDE Not on Claude Free; included with Pro and Max Max raises usage 5x or 20x over Pro	Free and Go: GPT-6 Luna in the desktop app (subject to rollout) Plus: Codex on web, CLI, IDE extension and iOS, automatic code review, Slack integration API-key option: CLI, SDK and IDE billed at API rates, no cloud features
Best use cases	Terminal-first developers Existing Claude subscribers	Existing ChatGPT subscribers CI automation via API key Delegating tasks to cloud agents

Pricing

Claude Code: Claude Pro $20/mo ($17/mo yearly), Max from $100/mo. Codex: limited on Free, Go $8/mo for lightweight tasks, Plus $20/mo, Pro from $100/mo, or API key billing.

Surfaces

Codex runs on the web, CLI, IDE extension, desktop app and iOS (Plus). Claude Code runs in the terminal and IDE.

Editorial comparison based on official feature and pricing pages, last checked 2026-10-24. We did not hands-on test these tools. Prices change; confirm on the official site.

FAQ

Is Codex free?

Codex has limited access on ChatGPT Free, subject to rollout.

Is Claude Code free?

No, it starts with Claude Pro.

Related tier lists

AI code editors

Editors and coding agents · reviewed 2026-10-24

Tool pages

Claude Code · OpenAI Codex

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