Best free AI tools
Tools with free tiers substantial enough to use seriously, not just to trial.
| Tool | Rating | Price | Free plan | API | Open source |
|---|---|---|---|---|---|
| 4.5 | Free tier | ||||
| 4.6 | Free tier | ||||
| 4.4 | Free tier | ||||
| 4.3 | Free tier | ||||
| 4.4 | Free tier | ||||
| 4.2 | Free tier | ||||
| 4.5 | Free tier | ||||
| 4.4 | Free tier |
These all offer free access that goes beyond a token trial: NotebookLM is fully free, Perplexity and Gemini have generous daily allowances, Windsurf and GitHub Copilot ship real free coding tiers, Leonardo.Ai grants daily image credits, and n8n is free forever when self-hosted. Check limits before depending on any of them for production work.