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Insights

Practical writing on API monetization, AI billing, and carrier-grade rating.

A reference series for product, finance, and engineering teams designing modern monetization systems.

Featured · Pricing strategy

API monetization models compared: PAYG, tiered, hybrid, credits, outcomes

A practical breakdown of the six dominant monetization models for API and AI products, what each is good for, and where each breaks without carrier-grade rating.

8 min read
  1. Pricing strategy

    Usage-based pricing for software companies — a practical guide

    What to charge for, how to package, how to communicate, and what infrastructure you need to make usage pricing work without a quarterly billing crisis.

    10 min read · In progress
  2. AI monetization

    Billing for AI tokens, agent actions, and outcomes

    How to monetize AI products when one request is no longer economically equal to another, and how to combine token, task, and outcome billing in a single coherent plan.

    9 min read · In progress
  3. Revenue assurance

    Avoiding bill shock and revenue leakage in usage pricing

    The two failure modes that kill usage pricing programs — bill shock on the customer side, leakage on the vendor side — and the operational disciplines that prevent both.

    7 min read · In progress
  4. Telco heritage

    How telco billing concepts improve API commercialisation

    Mediation, rating, multi-tenant accounting, revenue assurance — the telco billing vocabulary translated for software companies, and why it matters more every quarter.

    11 min read · In progress
  5. Pricing strategy

    Designing fair pricing for premium and standard endpoints

    How to structure endpoint-level pricing so the premium tier earns its rate, the standard tier stays competitive, and the customer experience remains coherent.

    8 min read · In progress
  6. Architecture

    Multi-tenant billing for marketplaces and partner ecosystems

    Account trees, settlement between parties, contract-specific pricing per node, rollup invoicing — the multi-tenant patterns that come from telco and apply to software marketplaces.

    9 min read · In progress
  7. Customer experience

    Real-time spend visibility — why customers demand it for usage pricing

    Spend visibility is no longer a 'nice to have' for usage pricing. It is the precondition for customer trust, and the operational moat for vendors that get it right.

    7 min read · In progress