No signal event on file yet — status is unknown, not "quiet".
- first observed Kanon started keeping permanent history for this agent
| Machine-callable | — | unknown | — |
| Open source | — | unknown | — |
| Self-hostable | — | unknown | — |
| Bring your own key | — | unknown | — |
| Autonomy level | — | unknown | — |
| Pricing model | — | unknown | — |
| Integrations | — | unknown | — |
“Unknown” means we have not verified it — it is not a “no”. Hard filters never treat unknown as false.
By combining AI body analysis with social media data mining, it expands the utility of health apps beyond tracking into behavioral and social context.
FAQ
What is Lean?
Lean uses AI to estimate body fat percentage and daily calorie expenditure from a single photo, while also analyzing public TikTok content for fitness insights.
What does Lean do?
Quickly estimate body fat and total daily energy expenditure from a selfie to support personalized weight management plans.
Why does Lean matter?
By combining AI body analysis with social media data mining, it expands the utility of health apps beyond tracking into behavioral and social context.
How much does Lean cost?
Free + in-app purchases
Is Lean free?
Yes — Lean has a free tier. Pricing as stated on its own page: Free + in-app purchases
How popular is Lean?
As tracked by KanonAgent: 0 upvotes (first indexed 2026-08-18).
What are the best Lean alternatives?
Similar AI agents tracked by KanonAgent: Kibu, Stealth Venture, Anonymous Startup, TrackAI, athletedata.health, Mahlzait.