Skip to main content

Claude Code vs Codex CLI

A detailed comparison of Claude Code and Codex CLI across 11 dimensions.

Claude Code

Anthropic's official AI coding agent for the terminal

Price
Subscription ($20/mo + API usage)
GitHub Stars
Open Source
false
Models
Claude Sonnet/Opus only
Max Context
200K tokens
Multi-file Edit
true
Git Integration
true
MCP Support
true
Sub-agents
true
Platforms
macOS, Linux
Released
2025
npm install -g @anthropic-ai/claude-code

Codex CLI

OpenAI's open-source AI coding agent CLI

Price
BYOK (Bring Your Own Key)
GitHub Stars
100K+
Open Source
true
Models
GPT-4o, GPT-4.1, o-series (via API)
Max Context
128K tokens
Multi-file Edit
true
Git Integration
true
MCP Support
true
Sub-agents
false
Platforms
macOS, Linux
Released
2025
npm install -g @openai/codex

Full Comparison

ToolPriceGitHub StarsOpen SourceModelsMax ContextMulti-file EditGit IntegrationMCP SupportSub-agents
Claude Code
Anthropic's official AI coding agent for the terminal
Subscription ($20/mo + API usage)Claude Sonnet/Opus only200K tokens
Codex CLI🔓
OpenAI's open-source AI coding agent CLI
BYOK (Bring Your Own Key)100K+GPT-4o, GPT-4.1, o-series (via API)128K tokens

Quick Install

Claude Codenpm install -g @anthropic-ai/claude-code
Codex CLInpm install -g @openai/codex