Build your first AI agent with Python and the Claude API
A 20-minute, step-by-step guide to building a small study-helper agent in Python with the Claude API: two safe tools, one loop, and every code block explained.
AI tools
Free tools for writing, documents, images and audio. Most run in your browser. No account needed.
Featured
- Writing & Paraphrasing StudioRewrite with tracked changesQwen3.5 on-deviceUse tool
- Resume & Job Application AssistantCV editor and job matchQwen3.5 on-deviceUse tool
- Image & Document StudioEdit, scan and extract textMODNet + TesseractUse tool
- Study & Exam AssistantRevise from your own notesQwen3.5 + MiniLM on-deviceUse tool
- Image to TextCopy text from imagesTesseract OCRUse tool
- Background RemoverTransparent PNG in secondsMODNetUse tool
- Speech to TextAudio to editable textWhisperUse tool
- PDF AssistantAsk your PDF anythingpdf.js + LLMSetup required
- Grammar & RewriterFix and rewrite textLLM via OpenRouterSetup required
All tools
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- Writing & Paraphrasing StudioRewrite with tracked changesQwen3.5 on-deviceUse tool
- Resume & Job Application AssistantCV editor and job matchQwen3.5 on-deviceUse tool
- Image & Document StudioEdit, scan and extract textMODNet + TesseractUse tool
- Study & Exam AssistantRevise from your own notesQwen3.5 + MiniLM on-deviceUse tool
- Image to TextCopy text from imagesTesseract OCRUse tool
- Background RemoverTransparent PNG in secondsMODNetUse tool
- Speech to TextAudio to editable textWhisperUse tool
- PDF AssistantAsk your PDF anythingpdf.js + LLMSetup required
- Grammar & RewriterFix and rewrite textLLM via OpenRouterSetup required
- AI Text SummarizerPaste an article, report or notes and get a short, faithful summary.Preview tool
- AI Prompt ImproverTurn a vague request into a clear, structured prompt for ChatGPT, Claude or Gemini.Preview tool
- AI Code ExplainerPaste a code snippet and get a plain-English, step-by-step explanation.Preview tool
- AI Email WriterDescribe what you need to say and get a clear, ready-to-edit email draft.Preview tool
- AI Workflow GeneratorDescribe a repetitive task and get a step-by-step automation plan with triggers and actions.Preview tool
- Word & Character CounterCount words, characters and reading time for drafts and AI output. Runs on your device.Use tool
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On-device tools never upload your files. Hosted tools send your text to a model only when you press the button.