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Pick two to five tools. Every cell comes from a verified record; anything unverified says so. There is no overall winner — the right choice depends on your task, budget and technical needs.

AI tools & apps AI models

Tool 1Tool 2Tool 3 (optional)Tool 4 (optional)Tool 5 (optional)

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Criterion	Julius AI	Elicit	Microsoft 365 Copilot	Gemini Notebook (formerly NotebookLM)
Provider	Julius AI	Elicit	Microsoft	Google
What it is for	An AI workspace for analysing spreadsheets and databases in plain English, and creating charts, reports, slides and websites.	An AI research assistant that searches academic papers, extracts data into tables and produces research reports and systematic reviews.	Microsoft's AI assistant inside Word, Excel, PowerPoint, Outlook and Teams, grounded in your organisation's work data.	Google's source-grounded research notebook, renamed from NotebookLM to Gemini Notebook in July 2026.
Latest confirmed model	—	—	—	—
Main capabilities	Chat with data Data connectors (Depends on plan) Scheduled runs (Depends on plan) Presentations, websites, images and video (Depends on plan) Frontier models (Depends on plan) Team workspace (Depends on plan)	Paper search Chat with papers Research Agent and Reports (Depends on plan) Systematic reviews (Depends on plan) Data extraction tables (Depends on plan) API and MCP server (Depends on plan)	Copilot in Office apps (Depends on plan) Copilot in Teams (Depends on plan) Copilot Chat Agents Copilot APIs	Source-grounded chat Audio Overviews Notebook code execution (Depends on plan) Gemini app sync Higher limits on paid Google AI plans (Depends on plan)
Free plan	Yes Daily credits	Yes Limited Research Agent and Reports usage	Yes Agents billed on a metered basis	Yes 100 notebooks per user; 50 sources per notebook
Cheapest paid plan	Plus: $20/mo $16/mo billed annually	No monthly list price	Microsoft 365 Copilot Business (add-on): $25.20/mo $21/mo billed annually $18/month first year promo for orders 1 Jul-31 Dec 2026 with annual commitment	No monthly list price
API access	No	Yes · docs (opens in a new tab)	Yes · docs (opens in a new tab)	No
Learning curve	Beginner-friendly	Some experience helps	Beginner-friendly	Beginner-friendly
Last verified	Oct 19, 2026	Oct 19, 2026	Oct 19, 2026	Oct 19, 2026

How to choose

Start from the rows that matter for your job: a free plan and learning curve for casual use; API access, rates and data terms for building products; context window and modalities for long documents or images. Provider claims are labelled as such; we do not rank.

Ready-made comparisons

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