📥 Want the complete toolkit? This article covers the key tools. The full guide includes tool-by-tool comparison tables, setup tutorials, and the exact workflow that replaced a $500/mo SEO stack with $20/mo AI tools. → AI SEO Stack: $0-20/mo Guide — €12, instant PDF · 30-day refund Semrush costs $119/mo. Ahrefs is $99/mo. Surfer SEO adds another $89/mo. That's $307/mo before you've written a single word. After 8 months of testing, I've replaced almost all of it with AI tools costing $0-20/mo — without sacrificing meaningful functionality. The $0-20/mo AI Stack vs The $500/mo Premium Stack Keyword Research Premium : Semrush ($119/mo) — exact volumes, competitor gap analysis AI stack : Perplexity (free) + Google PAA (free) + Google Trends (free) What you lose : Exact search volumes. What you gain : Intent-based queries that convert better. Content Briefs Premium : Surfer SEO ($89/mo) AI stack : Claude.ai free/Pro ($0-20/mo) — use prompt: "Analyze top 5 results for [keyword]. What topics are they missing?…