Are your best AI customers also your most expensive?
Observe tells you which customers and features are profitable, and gives you the tools to act on it. Open-source AI cost observability. Free to start.
Start free | Docs | GitHub
Same AI spend. Different question.
Every AI cost tool answers "what did you spend?" None answer "what did you make?"
- Other tools: $18,420 in AI costs last month. Cost by model, cost by endpoint, token counts.
- Observe: +34.2% blended margin after repricing. Margin by customer, margin by feature, alerts + pricing recs.
Install in 30 seconds
- Sign up — get your API key and install prompt.
- Copy the prompt — includes your key and full setup instructions.
- Paste into your editor — Cursor, Claude Code, or Copilot wires it up.
Pricing
Free to start. No credit card required.
| Tier | Price | Includes |
|---|---|---|
| Free | $0 | 10,000 events/month, 90-day retention |
| Pro | $29/mo | 100,000 events/month, 365-day retention |
| Team | $99/mo | 1,000,000 events/month, unlimited retention |
Tanso Platform: runtime entitlement enforcement, pricing engine, billing, Stripe sync. Custom pricing.
Resources
Company
Founded in 2024. Blog | Privacy Policy | Terms of Service | LinkedIn