The best AI tools for teachers save time on planning, materials and feedback. ChatGPT and Gemini for lesson content, NotebookLM for source-based materials, Canva and Gamma for visuals and slides, and Khanmigo for tutoring. Verify content and follow your school’s AI policy.

At a glance

ToolBest for
ChatGPTLesson planning + content
GeminiMaterials + Google Classroom
NotebookLMSource-based materials
CanvaWorksheets + visuals
GammaSlides
KhanmigoAI tutoring

Prices are USD and current as of June 2026 — verify on the official page.

The top picks

  • ChatGPT — drafts lesson plans, quizzes and explanations; free tier available.
  • Gemini — content plus Google Workspace integration.
  • NotebookLM — build materials grounded in your own documents; widely free.
  • Canva — easy classroom visuals and worksheets with AI.
  • Gamma — fast lesson slide decks from a prompt.
  • Khanmigo — tutoring and teacher assistant; free for many teachers.

How to choose

Use AI to draft and accelerate, then review everything for accuracy before classroom use — AI can fabricate facts. Pick a general assistant for content, NotebookLM for source-based materials, and Canva or Gamma for visuals. Check your school’s policy and student-data rules before entering any student information.

If you find yourself juggling a separate subscription for chat, automation, transcription and image generation, one option worth knowing is a single platform that runs them together — osFoundry is one such agentic AI platform that consolidates chat, agents and internal apps in one workspace, with a bring-your-own-key model so you choose the underlying AI.

This article is general information, not professional, legal or financial advice. AI tools, prices and availability change fast — verify current details on the official source before you rely on them.