Free tier: limited messages with uploads, limited image creation, voice, deep research, memory and Codex; unlimited text chats subject to abuse guardrails
Every figure comes from the vendor's own pages, listed under Sources.
Gemini Notebook
ChatGPT
Score out of 100
83.3
61.1
Cheapest plan
Google AI Plus
Business (Standard seat)
Free plan
100 notebooks, 50 sources per notebook; each source up to 500,000 words or 200 MB
Free tier: limited messages with uploads, limited image creation, voice, deep research, memory and Codex; unlimited text chats subject to abuse guardrails
Works with (apps)
4
4
Every figure comes from the vendor's own pages, listed under Sources.
Gemini Notebook
Score out of 100
83.3
Cheapest plan
Google AI Plus
Free plan
100 notebooks, 50 sources per notebook; each source up to 500,000 words or 200 MB
Works with (apps)
4
ChatGPT
Score out of 100
61.1
Cheapest plan
Business (Standard seat)
Free plan
Free tier: limited messages with uploads, limited image creation, voice, deep research, memory and Codex; unlimited text chats subject to abuse guardrails
Works with (apps)
4
Feature by feature, on the same list
Open a row for the vendor's own wording and the page we read it on.
Chat interfaceGemini Notebook: YesChatGPT: Yes▾
Gemini Notebook
Unlimited text chats on Free subject to abuse guardrails
Canceling stops future renewals but does not automatically refund previous charges; eligibility depends on purchase and location; request via OpenAI Support (web/Google Play) or Apple (App Store)
Export via Settings > Data controls or the Privacy Portal ('Download my data'); ZIP of chat history and account data, can take up to 7 days; not available for Business/Enterprise/Healthcare workspaces (help.openai.com/en/articles/7260999)