AI Comparison Engine

Gemini 3 vs GPT 5.3 Codex vs Claude Code

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3 of 4 tools selected

Specs	Top Rated Gemini 3 (6) Free	GPT 5.3 Codex No reviews Paid	Claude Code (10) Paid
Overview
Rating	4.7 / 5	Unrated	4.5 / 5
Use Case	Content Creation	Coding	Coding
Tagline	Google's most intelligent multimodal model: advanced reasoning, deep contextual understanding, autonomous agents, visual coding, and Deep Think mode. It performs particularly well	An autonomous coding agent that works for hours on complex projects. You can interact with it in real time while it codes, tests, and deploys your applications. It outperforms all	Work with Claude directly in your code base from the terminal, VS Code, JetBrains, or the web. It understands your entire project, makes multi-file changes, and uses your CLI tools
Pricing
Model	Free	Paid	Paid
Details	Free tier; Pro $19.99/month; Ultra $249.99/month.	Starting at $20/month	From $20/mo
Tags	SubscriptionFree Tier	Subscription	N/A
Features
AI Model	Proprietary	Proprietary	Proprietary
Pros	+Developer-friendly with API access. +Native mobile app available for on-the-go use. +Capable of autonomous agentic workflows.	+Developer-friendly with API access. +Capable of autonomous agentic workflows.	+Developer-friendly with API access. +Native mobile app available for on-the-go use. +Privacy-focused: Does not train models on user data.
Cons	–May use submitted data for model training (check privacy policy).	–No permanent free tier available. –May use submitted data for model training (check privacy policy).	–No permanent free tier available.
API
Mobile App
Open Source
Integrations	NotionGoogle DriveZapier	GithubSlackNotion	GithubSlackNotion
Security & Privacy
Trains on Data	Yes	Yes	No
SSO
Certifications	None	None	None
Team
Best For	Solo	Small Team	Small Team
	Details	Details	Details

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