Module 01

Text & Writing AI

The most mature category — tools that write, reason, research, summarise, translate, and converse. The foundation of the AI revolution.

The Big Three: ChatGPT vs Claude vs Gemini

ToolBest atWeaknessFree tier
ChatGPT (OpenAI)Breadth, plugins, DALL-E image gen, codingHallucinations on facts, context limits on freeGPT-4o mini free
Claude (Anthropic)Long documents, nuanced writing, safety, codingNo image generation, fewer integrationsClaude Sonnet free
Gemini (Google)Real-time web access, Google Workspace integrationInconsistent reasoning vs GPT/ClaudeGemini 1.5 Flash free
Recommendation: Start with Claude for writing and analysis. Use ChatGPT for coding and plugins. Use Gemini when you need live web search. All three have strong free tiers.

Specialist text tools

🔍Perplexity AIResearch

AI search engine — gives cited answers from live web sources. Use it instead of Google when you need a synthesised answer, not a list of links.

Free · perplexity.ai
📝Jasper AIMarketing

Specialised for marketing copy — ads, email campaigns, social posts, landing pages. Includes brand voice training.

Paid · jasper.ai
✏️GrammarlyWriting

Grammar, clarity, tone — now with GenAI rewriting. Integrates into Gmail, Docs, and browsers. Essential for professional communication.

Free + Paid · grammarly.com
🌐DeepLTranslation

Best-in-class translation — more nuanced than Google Translate, especially for European languages and formal business text.

Free + Paid · deepl.com
📚NotebookLMResearch

Google's AI research assistant — upload PDFs, articles, notes and ask questions. Generates cited summaries and audio overviews. Free.

Free · notebooklm.google.com
🎙️Otter.aiTranscription

Real-time meeting transcription with speaker labels, action items, and summaries. Integrates with Zoom, Meet, Teams.

Free + Paid · otter.ai

When to use which tool

TaskBest tool
Write a detailed report or analysisClaude (long context, structured writing)
Quick factual question with sourcesPerplexity
Marketing copy and adsChatGPT or Jasper
Research from uploaded PDFsNotebookLM
Translate business documentsDeepL
Transcribe a meetingOtter.ai
🤖