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Codex vs Claude Code

The two terminal-based AI coding agents developers actually argue about. Here's how their pricing and fit differ.

Our verdict

Both are capable terminal coding agents, and the deciding factor is usually which subscription you already pay for. If your team is on ChatGPT, start with Codex; if you are on Claude, start with Claude Code. Compare the usage limits in the table before buying a higher tier.

 CodexClaude Code
Starting priceFree plan$20/mo
Free plan
Ease of use62/10060/100
For technical teams
Best forImprove coding / developmentImprove coding / development
Prices checked

Codex

OpenAI's agentic coding tool for building and fixing software from the terminal or editor.

Claude Code

An agentic command-line coding tool for building and refactoring software with AI.

Frequently asked questions

Which is better for a solo developer, Codex or Claude Code?

Both are terminal-based coding agents with similar core capability. Codex runs on OpenAI's models and integrates tightly with the ChatGPT ecosystem; Claude Code runs on Anthropic's models and is generally rated strong on long, multi-step coding tasks. Pricing and usage limits differ — check the table above.

Do I need a separate subscription for these on top of ChatGPT or Claude?

Usually yes — Codex and Claude Code are typically billed separately from the consumer chat apps, though usage may be bundled into certain higher-tier plans. Confirm current bundling on the vendor's pricing page before buying.

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