From magic-powers
Use when pricing an AI product — choosing between usage-based/hybrid/outcome pricing, calculating unit economics, protecting margins against LLM cost, and setting prices that reflect value without losing customers.
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- Launching a new AI product and need to set pricing
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| Model | Structure | Best for | Risk |
|---|---|---|---|
| Flat subscription | $X/month | Predictable use, simple product | Undercharging heavy users |
| Usage-based | $X per [action] | Variable usage, API-like | Surprise bills → churn |
| Hybrid | Flat tier + overage | Most AI products (2025 dominant) | Complexity |
| Outcome-based | % of value created | High-value workflows (legal, finance) | Hard to measure |
| Freemium | Free tier + paid | Consumer tools, high viral coefficient | High LLM cost on free |
2025 data: Hybrid pricing (flat + overage) used by 41% of AI companies (up from 27%). Pure seat-based dropped from 21% → 15%.
AI products have fundamentally different economics than SaaS:
Traditional SaaS: 80-90% gross margins
AI product: 50-60% gross margins (baseline)
AI product + caching: 65-75% gross margins (optimized)
Cost per active user calculation:
Average queries/day: 20
Tokens per query: 2,000 input + 500 output
Model: Claude Sonnet ($3/1M input, $15/1M output)
Daily cost: (20 × 2000 × $3/1M) + (20 × 500 × $15/1M)
= $0.12 + $0.15 = $0.27/user/day
= $8.10/user/month in LLM costs alone
Minimum price for 50% margin: $8.10 × 2 = $16.20/month
Minimum price for 60% margin: $8.10 × 2.5 = $20.25/month
Run this calculation for YOUR product before setting any price.
Anchoring: Show 3 plans, middle plan is "Most Popular"
Basic: $15/month (loss leader)
Pro: $49/month ← "Most Popular" ← anchor to this
Team: $149/month (makes Pro feel cheap)
Value anchoring (connect price to value saved):
"At $49/month, that's $1.63/day — less than your morning coffee.
If it saves you 2 hours/week, you're paying $0.40/hour for a senior analyst."
Free trial vs freemium:
Free trial: 14 days full access, then convert → higher conversion, lower CAC
Freemium: free forever with limits → lower conversion, higher viral, higher LLM cost
Solo builder recommendation: 14-day trial first, add freemium only after PMF
For a solo AI business to be sustainable:
CAC (Customer Acquisition Cost): < $50 for self-serve B2C
< $200 for self-serve B2B
LTV/CAC ratio: > 3x in year 1
Payback period: < 6 months
Gross margin: > 50% (baseline), > 65% (healthy)
Example healthy unit economics:
Price: $49/month
LLM cost: $12/month (25% of revenue)
Gross margin: 75%
Churn: 5%/month
LTV: $49 / 0.05 = $980
CAC: $35 (organic, community)
LTV/CAC: 28x ← excellent
If using freemium, design the paywall deliberately:
Paywall design principles:
1. Users hit limit AFTER experiencing value (not before)
2. Limit is usage-based (queries, documents, seats) not time-based
3. Free tier covers ~20% of what a paying user needs
4. Show clear value message at paywall: "You've saved X hours this month.
Upgrade to keep going."
Aha moment → paywall distance:
Short distance (5-10 min) → low paywall friction
Long distance (3+ sessions) → high paywall friction but better retention
Solo recommendation: Design for 30-minute time to value.
Onboarding → First success → "Want more?" → paywall
ai-product-positioning (stronger moat = higher price ceiling)llm-cost-optimization to improve gross marginsmodel-routing to reduce per-user LLM cost@solo-ai-builder reviews pricing before launch and after first churn spike