For the complete documentation index, see llms.txt.
8 endpoints

Webmaster API

DNS, HTTP, meta, robots, and other webmaster utilities. Same bearer token, same credit pool, same JSON envelope as every other endpoint — drop them into apps, sites, workflows, or agents without rebuilding formulas, validation, or docs.

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Advertising
CPC Calculatorcpc-calculator
Calculate CPC, CPM, or CTR from two known campaign metrics.
1cr · v2026-04-22
CPM Calculatorcpm-calculator
Calculate campaign cost, CPM, or impressions from two known advertising metrics.
1cr · v2026-04-22
Analytics
Value of A Visitor Calculatorvalue-of-a-visitor-calculator
Calculate website visitor value, conversion rate, annualized revenue, and traffic ROI.
2cr · v2026-04-22
CSS
CSS Box Shadow Generatorcss-box-shadow-generator
Generate a CSS box-shadow declaration from numeric shadow controls.
1cr · v2026-04-22
CSS Compressorcss-compressor
Minify CSS and return compression statistics.
1cr · v2026-04-22
Encoding
JSON String Escape/Unescapejson-string-escape-unescape
Escape or unescape JSON string content deterministically.
1cr · v2026-04-22
IP
IP Address to Binary Converterip-address-to-binary-converter
Convert IPv4 or IPv6 addresses to padded binary forms.
1cr · v2026-04-22
SEO
URL Slug Generatorurl-slug-generator
Generate an SEO-friendly URL slug from a title or phrase.
1cr · v2026-04-22