Tools that do
one thing well.
Free calculators and generators for SEO, GEO, and AI agents — no signup, no upsell wall, everything runs in your browser. SiteWide MCP is the one paid exception: a hosted connector, clearly marked below.
AI cost
AI / LLM Cost Calculator
Estimate the monthly API cost of an AI agent across Claude, GPT, and Gemini — with prompt-caching savings and a side-by-side model comparison.
Open tool →AI Agent ROI Calculator
Enter what a task costs you in people-hours and what an agent would cost to build and run — get monthly savings, 12-month ROI, and the payback period.
Open tool →GEO
llms.txt Generator
Build a spec-compliant llms.txt — the Markdown index that tells ChatGPT, Claude, and Perplexity what your site is and which pages matter.
Open tool →GEO Citation Checker Tools
Honest comparison of free and paid tools to check whether ChatGPT, Perplexity, Claude, and Gemini cite your domain — plus the manual method that costs nothing.
Open tool →llms.txt Validator
Lint your llms.txt against the spec — single H1, blockquote summary, valid link lists — with errors, warnings, and an A–F grade. The validator twin of the generator.
Open tool →AI crawlers
AI Crawler robots.txt Generator
Allow or block GPTBot, ClaudeBot, PerplexityBot, Google-Extended and more — with a preset that blocks training but keeps you in AI answers.
Open tool →AI Crawler Access Checker
Paste your robots.txt (or enter a domain) and see exactly which AI crawlers — GPTBot, ClaudeBot, PerplexityBot, Google-Extended — can reach your site, with a plain-English verdict.
Open tool →Search
Reverse Image Search
Search any image across Google Lens, Bing, Yandex, and TinEye in one click — different engines find different matches. Nothing is uploaded; it all runs in your browser.
Open tool →Reverse Video Search
No engine searches video frame-by-frame — the method that works is to pull one sharp still and search that. Drop a clip, get six frames plus a scrubber, then search on Lens, Bing, Yandex, or TinEye. The video never leaves your browser.
Open tool →Want the whole stack done for you?
These tools cover the pieces. The audit ties them together — technical SEO, schema, and the AI-search layer that gets you cited.