The PED for your LLM
Claudafinil adds a visual timeline, prompt management, and team collaboration to Claude.ai and ChatGPT — right in your browser.
Features
Conversation Timeline
Visualize your entire conversation as an interactive tree. See every branch, click to navigate.
Prompt Library
Save and organize your frequently used prompts in folders. Search across your entire library instantly.
Prompt Templates
Add variables to your prompts with {{placeholders}}. Fill them in before each use for reusable, adaptable workflows.
Annotations
Bookmark important AI responses and add personal notes. Jump back to any saved message across conversations.
Works on ChatGPT Too
Full feature parity on both Claude.ai and ChatGPT. One extension, two platforms.
Cloud Sync
Sync your prompts and annotations across browsers and devices. Never lose your work.
Team Workspaces
Share prompts with your team. Wiki-style editing so everyone can contribute.
Version History
Every edit is saved. View and restore any previous version of a prompt.
How it works
Install the extension
Add Claudafinil from the Chrome Web Store. One click, no configuration.
Open a conversation
Navigate to any conversation on Claude.ai or ChatGPT. The extension activates automatically.
See the full picture
Your conversation appears as an interactive tree. Click any branch to navigate.
Pricing
Simple pricing. Start free, upgrade when you need to.
Free
Perfect for getting started
£0 /month
- Branch visualization
- Local prompt storage
- Unlimited conversations
Pro
For power users and teams
£1.99 /month
- Everything in Free
- Cloud sync across devices
- Team workspaces
- Version history
Upgrade from within the extension
Frequently Asked Questions
Claudafinil is a Chrome extension that enhances Claude.ai and ChatGPT with a visual conversation timeline, prompt templates, annotations, and team collaboration features.
Yes. Claudafinil works on both Claude.ai and ChatGPT with full feature parity — conversation timeline, prompt library, templates, annotations, and all Pro features work on both platforms.
Yes. The core features — conversation timeline, prompt library, prompt templates, and annotations — are completely free. The Pro tier (£1.99/mo) adds cloud sync, team workspaces, and version history.
Claudafinil intercepts conversation data locally in your browser to build the visual timeline. Your conversation content is never sent to our servers. Pro features only sync your saved prompts and annotations — not your conversations.
Claudafinil currently supports Google Chrome and Chromium-based browsers (Edge, Brave, Arc, etc.).
Yes, you can cancel anytime from within the extension. Your cloud prompts will be automatically exported to local storage so you don’t lose anything.
Pro users can create team workspaces and invite members via a shareable link. All team members can view, create, and edit shared prompts in a wiki-style collaborative model.