AI Chat & Writing Assistant by Wandpen

Wandpen works like ChatGPT but seamlessly integrates into any website in your browser. Whether you’re crafting emails, writing documents, or researching, Wandpen improves your productivity and enables you to work faster.

💡 Completely free with Gemini Nano — if you have it set up locally in Chrome, you can use Wandpen without any monthly limits.

✨ Key Features 🔸 Works Everywhere – Instantly access Wandpen with hotkeys. 🔸 Multiple AI Models – Switch between Gemini, Claude, and GPT models for tailored assistance. 🔸 Smart Enhancements – Fix grammar, refine tone, and boost clarity instantly. 🔸 Distraction-Free Design – A clean, intuitive interface that keeps you focused. 🔸 Custom Prompts – Create prompts to suit your unique writing style. 🔸 Chat – Ideal for research, brainstorming, and quick questions. 🔸 Voice to text –Record your voice and transcribe live on your device locally.

⚡ How to open Wandpen with hotkeys 🍎 Mac: Option + W 💻 Linux/Windows: ALT + W

🖋 How to improve your writing with Wandpen 1️⃣ Select your text. 2️⃣ Press the hotkeys (or click the Wandpen tooltip appears below your selection.) 3️⃣ Choose from AI actions—paraphrase, grammar fix, expand text, and more.

💬 How to Chat with LLMs 1️⃣ Press the hotkeys 2️⃣ Type your message

🎙️ How to use Voice to text 1️⃣ Press your hotkeys to open Wandpen 2️⃣ Select the "Transcribe your speech" option

🚀 Premium Plan Unlocks • Access to all Pro models: GPT, Gemini, Claude, and more • Unlimited credits • Smarter, state-of-the-art models • Large context windows for longer writing tasks

🔑 BYOK License (One-Time Purchase) • Bring Your Own API Keys (OpenAI, Anthropic, Google, OpenRouter, Straico, or any OpenAI compatible endpoints.) • Lifetime access — no recurring subscription needed • No usage limits or restrictions • Access to latest models immediately • Perfect for developers and advanced users who already have API credits

👤 Who It’s For Business Professionals – Write clear, confident emails and documents. Content Creators – Craft engaging articles, posts, and marketing copy. Students – Improve essays and academic writing. Anyone – Eliminate daily writing struggles in seconds.

Need help or have a feature request? Contact us anytime.

↑ Changelog

V0.7.5 - Wandpen tooltip works on Google docs, GPT 5.2 models for Pro users V0.7.4 - Bug fixes V0.7.1 - Ability to customize default prompts V0.7.0 - Syntax highlighting, Open chat in new tab, resizable Wandpen modal, and organize prompts by folders V0.6.9 - Text formatting in generated content, Ability to regenerate content, and a few UX improvements V0.6.8 - Support for OpenAI compatible endpoints in BYOK (e.g. Z.ai, LM Studio, etc) V0.6.7 - UX improvements V0.6.6 - UX improvements V0.6.5 - Model management, System prompt management, Custom Prompt management, and more V0.6.4 - More languages supported in voice to text. V0.6.3 - System prompts and custom prompts are synced across devices of same account V0.6.2 - Polish language support in voice to text. And a few bug fixes. V0.6.0 - UX improvements V0.5.9 - Bug fixes V0.5.8 - Ability add multiple system prompts V0.5.7 - Bug fixes V0.5.6 - Consolidated the UI for Write and Chat Mode. Gemini 2.5 Flash lite for free users.