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Best free AI for data analysis
Options you can use without paying: free, open source or with a free tier, ranked from public benchmarks.
ATop ranked: WPS Office (WPS AI) (Kingsoft Office), 73.5% on SpreadsheetBench (V1 full, 912 tasks).5 options listed · data verified 19 Oct 2026
Ranked list
| Tier | Name | Approach | Runs | Rated by | Price | Skill | Compare |
|---|---|---|---|---|---|---|---|
| A |  WPS Office (WPS AI)Kingsoft Office | Apps | Cloud | 73.5% on SpreadsheetBench (V1 full, 912 tasks) | Free tier | beginner | |
| B |  GeminiGoogle | Apps | Cloud | via Gemini 3.1 Pro (Preview) | Free tier · $4.99/mo | beginner | |
| C |  ShortcutShortcut | Data agents & notebooks | Cloud | 59.3% on SpreadsheetBench (V1 full, 912 tasks) | Free tier · $100/mo | beginner | |
| C |  ChatGPTOpenAI | Apps | Cloud | 45.5% on SpreadsheetBench (V1 full, 912 tasks) | Free tier · $20/mo | beginner | vs WPS Office (WPS AI) |
| C |  ClaudeAnthropic | Apps | Cloud | 42.9% on SpreadsheetBench (V1 full, 912 tasks) | Free tier · $20/mo | beginner | vs WPS Office (WPS AI) |
Tiers come only from public benchmarks (SpreadsheetBench (V1 full, 912 tasks)); tools without a result of their own inherit the tier of the best model they offer. How we rank.