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Research & Documents

Tools for notebooks, research workflows, citations, and document-heavy tasks.

ChatGPT

General AI assistant for writing, brainstorming, research, and everyday tasks.

Freemium No credit card Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Claude

Hosted AI assistant often used for writing, analysis, and document workflows.

Freemium No credit card Check license
Fresh Last verified: Jun 15, 2026 2 official sources

Gemini

Google's AI assistant for search-adjacent help, writing, and productivity tasks.

Freemium No credit card Check license
Fresh Last verified: Jun 15, 2026 2 official sources