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Put 2–4 AI products side by side: rating, China availability, pricing tier, open source, self-hosting, capability tags, pros and cons.

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Claude CodeOpenAI Codex

Compare AI products	Claude Code Visit Site	OpenAI Codex Visit Site
Rating	9.6	9.7
Category	Coding agents	Coding agents
Vendor	Anthropic	OpenAI
Started	2025	2021
Region	Global	Global
China availability	Overseas access	Overseas access
Pricing tier	Paid	Paid
Current flagship	Claude Code + Claude 3.7 Sonnet / Fable 5.1	GPT-5.6 Codex / Canvas
Open source	No	No
Self-hostable	No	No
Capability tags	CodingAutonomous agent	CodingAutonomous agent
Latest release	Sep 2026 · Fable 5.1	Jul 2026 · GPT-5.6 Codex loop
Strengths	Anthropic official CLI agent operating directly in terminal shell to edit and test Deep synergy with Claude 3.7 hybrid reasoning and MCP; unmatched CLI autonomy	Pioneer in AI code generation; powers GitHub Copilot and ChatGPT Canvas workspace Extensive coverage across 70+ languages, system APIs, and test generation
Caveats	Terminal-only interface; requires comfort with CLI workflows	Standalone legacy API merged into modern GPT flagships and Canvas rather than a standalone IDE

Timelines are compiled from public sources and may lag. Check official sites, pricing, and changelogs before you buy or integrate. Not investment advice.