12 min read

How to Build a Usage-Based Billing System for AI Agents (Step-by-Step)

Flat-rate SaaS billing breaks for AI agents. This step-by-step guide covers usage instrumentation, metering strategy, billing pipeline, edge case handling, and scale considerations — with working code examples using Rev's API.

Read article →
10 min read

AI Agent Pricing Models Compared — Per-Token vs Per-Call vs Outcome-Based

Three pricing models dominate AI agent billing. This guide breaks down per-token, per-call, and outcome-based pricing — with pros, cons, and real code examples so you can pick the right model for your agent.

Read article →
8 min read

The Complete Guide to Billing AI Agents

Traditional billing breaks when applied to AI agents. This guide covers token-based vs outcome-based pricing, how metering works, and when to build vs buy — with working code examples.

Read article →