InvertedStone
Discover and compare AI tools through expert-curated collections

Target Audience
- AI Enthusiasts
- Developers Working with LLMs
- Productivity-Focused Teams
Hashtags
Overview
InvertedStone is your AI navigation hub featuring the largest collection of AI tools, resources, and practical calculators. Get automated workflows through ready-made scripts and stay updated with curated AI news – all designed to save you research time and help make informed decisions.
Key Features
Tool Directory
Access 10,000+ AI tools across categories and use cases
API Calculators
Compare costs for OpenAI, Gemini, and Claude APIs instantly
Automation Scripts
Connect AI models to Google Sheets for bulk processing
Curated Newsletter
Get monthly AI updates with tools and productivity tips
Use Cases
Research AI tools by category/pricing
Calculate API costs for LLM projects
Automate content generation in Sheets
Stay updated on AI trends
Pros & Cons
Pros
- Largest consolidated AI tools database
- Free API cost comparison calculators
- Practical Google Sheets integration templates
- Time-saving curated resource lists
Cons
- No native AI tools – only aggregator/scripts
- Limited to Google Sheets for automation
- No advanced filtering for tool discovery
Frequently Asked Questions
Is InvertedStone free to use?
Yes, the platform offers free access to its AI tools directory, calculators, and newsletter
What makes InvertedStone different from other AI lists?
Combines tool discovery with practical calculators and automation scripts for immediate use
Can I get API access through InvertedStone?
No, the platform helps calculate costs for third-party APIs but doesn't provide its own API
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