| name | metrics-tracker |
| description | Defines and tracks startup metrics by stage (Pre-PMF, Post-PMF, Scale).
Supports AARRR pirate metrics, North Star Metric, and leading/lagging
indicator frameworks with dashboard templates.
|
| metadata | {"version":"1.0.0","category":"product","domain":"analytics"} |
| triggers | ["metrics","KPI","AARRR","north star","product metrics"] |
Metrics Tracker - Startup Metrics Framework
Overview
Defines the right metrics for your startup stage. Measuring everything measures nothing — focus on the metrics that drive decisions.
1. When to Apply
| Trigger | Behavior |
|---|
| Defining initial metrics | Stage-based metric selection |
| "KPI", "AARRR" | Metric framework setup |
| Weekly/monthly review | Metric report template |
2. Metrics by Stage
Pre-PMF (Product-Market Fit 전)
Focus: Are users getting value?
| Metric | Definition | Target |
|---|
| Activation Rate | % of signups completing core action | > 40% |
| Retention (Week 1) | % returning after 7 days | > 25% |
| NPS | Net Promoter Score | > 40 |
| Qualitative feedback | User interview insights | Weekly interviews |
| Sean Ellis Test | "Very disappointed" if product disappeared | > 40% |
Post-PMF
Focus: Can we grow efficiently?
| Metric | Definition | Target |
|---|
| MRR | Monthly Recurring Revenue | Growing MoM |
| MRR Growth Rate | (This month - Last month) / Last month | > 15% MoM |
| Churn Rate | % of users/revenue lost per month | < 5% |
| CAC | Total acquisition cost / New customers | Decreasing |
| LTV | Avg revenue per customer × Avg lifetime | LTV/CAC > 3 |
Scale
Focus: Is growth sustainable and efficient?
| Metric | Definition | Target |
|---|
| ARR | Annual Recurring Revenue | Milestone-based |
| Net Revenue Retention | Expansion - Churn | > 110% |
| Payback Period | Months to recover CAC | < 12 months |
| Gross Margin | (Revenue - COGS) / Revenue | > 70% |
| Rule of 40 | Revenue growth % + Profit margin % | > 40% |
3. AARRR Framework
Acquisition → Activation → Retention → Revenue → Referral
[How users [First [Users [Users [Users bring
find you] value come pay] others]
moment] back]
Define for your product:
## Our AARRR Metrics
| Stage | Metric | Current | Target | Measurement |
|-------|--------|---------|--------|-------------|
| **Acquisition** | [e.g., Website visitors] | [N] | [N] | [GA4] |
| **Activation** | [e.g., Complete onboarding] | [N%] | [N%] | [Mixpanel] |
| **Retention** | [e.g., DAU/MAU ratio] | [N%] | [N%] | [Amplitude] |
| **Revenue** | [e.g., MRR] | $[N] | $[N] | [Stripe] |
| **Referral** | [e.g., Invite rate] | [N%] | [N%] | [Custom] |
4. North Star Metric
## Our North Star
**Metric**: [e.g., "Weekly active projects created"]
**Why this metric:**
- Reflects core value delivery
- Correlates with retention and revenue
- Team can influence it directly
**Input Metrics (levers we can pull):**
1. [Input 1] → impacts North Star by [mechanism]
2. [Input 2] → impacts North Star by [mechanism]
3. [Input 3] → impacts North Star by [mechanism]
5. Weekly Metrics Report Template
# Weekly Metrics — Week of YYYY-MM-DD
## North Star: [Metric Name]
**This week**: [value] ([+/-]% WoW)
**Trend**: 📈 / 📉 / ➡️
## Key Metrics
| Metric | This Week | Last Week | Change | Status |
|--------|-----------|-----------|--------|--------|
| [Metric 1] | [val] | [val] | [+/-]% | 🟢/🟡/🔴 |
| [Metric 2] | [val] | [val] | [+/-]% | 🟢/🟡/🔴 |
## Highlights
- [Positive trend and hypothesis for why]
## Concerns
- [Negative trend and action plan]
## Actions for Next Week
1. [Specific action to improve metric X]
6. Tool Coordination
| Tool | Purpose |
|---|
| Write | Generate metric definitions, report templates |
| Read | Reference existing metric documents |
7. Boundaries
Will:
- Define appropriate metrics by startup stage
- Provide AARRR, North Star, and other framework templates
- Generate weekly/monthly report templates
- Recommend measurement tools
Will Not:
- Connect to analytics platforms or pull real data
- Set up analytics instrumentation (use analytics-scaffold)
- Make strategic decisions based on metrics
- Guarantee metric targets are correct for your specific business
