🚀 Productivity

NotebookLM

Google's research notebook that synthesises your own documents, with audio overviews and grounded Q&A.

Pricing

Free with a Google account; source limits per notebook (see website; offer may vary by region)

Always check the official website; prices change.

🚀 Productivity

AI answer engine with citations: combines real-time web search with cited synthesis.

Pricing: Freemium — Free; Pro (roughly $17–20/month depending on billing); higher Max tier (see perplexity.ai)

🚀 Productivity

AI built into Notion to draft, summarise, search the workspace and run multi-step agents over pages and databases.

Pricing: Full AI features on Business plans (~$20/member/month billed annually) and above; Free/Plus with limits or a trial (notion.com/pricing)

💬 AI Assistants

OpenAI's general-purpose assistant for text, code, voice, images, deep research and Codex.

Pricing: Freemium — Free; Go; Plus; Pro (openai.com/chatgpt/pricing — see website for exact amounts by region)