Token Economy

Spend less, build more with the right model. Model routing & token economics for builders.

Part 1 19 July 2026

Why One Model for Everything Is the Most Expensive Habit in AI Coding

Using one frontier model at full power for every task quietly burns your AI budget. Here's the routing mindset that fixes it — and what it costs as of July 2026

19 July 2026 12 min read
Read article →
Part 2 19 July 2026

Reading the Meter: How Anthropic, OpenAI, and the API Actually Bill You

Two AI plans at the same price can cost wildly different amounts, because they meter differently. Here's how compute-hours, messages, and tokens each drain your

19 July 2026 12 min read
Read article →
Part 3 19 July 2026

Effort Levels Are a Budget Dial: When to Turn Reasoning Down

Every frontier model has a reasoning-effort dial, and most people leave it on max. Here's when high effort earns its cost and when it just burns your budget.

19 July 2026 11 min read
Read article →
Part 4 19 July 2026

Prompt Caching Is Free Money Most Builders Leave on the Table

Prompt caching cuts repeated input costs by roughly 90%, costs nothing in quality, and most builders never switch it on. Here's how it works and how to use it.

19 July 2026 10 min read
Read article →
Part 5 19 July 2026

Planning Models vs Coding Models: Don't Write Architecture With Your Code Model

Planning and coding are different jobs. Use a reasoning model to plan, a workhorse to build — and stop letting your code model guess the design and thrash.

19 July 2026 11 min read
Read article →
Part 6 19 July 2026

Build-a-Budget: A Personal Routing Policy for Solo Devs on Pro or Plus

Stop deciding model and effort from scratch every task. Here's a written routing policy — task type to model to effort — you can adopt today on a Pro or Plus pl

19 July 2026 12 min read
Read article →
Part 7 19 July 2026

Scaling Routing to a Team: Shared Policy, Guardrails, and Spend Governance

A personal routing policy evaporates the moment you hire. Here's how to make model routing a shared, funded, visible, enforced team discipline instead.

19 July 2026 12 min read
Read article →
Part 8 19 July 2026

The Do's and Don'ts of Switching Models Mid-Task

Routing means switching models — but a mid-task switch isn't free. Here's what's known about the hidden costs and the practical rules for switching cleanly.

19 July 2026 11 min read
Read article →