Strength training: 1RM calculators, periodization templates, progressive overload models, lift standards and meet prep.

Strength Training API — intelligence and analytics for AI agents.

Score wearable stress detection algorithm accuracy

Stress Index Calculator

Calculate composite stress index from lifestyle factors

Score burnout and stress risk from lifestyle and work factors

Calculate stress strain and Young modulus from material data

Score portfolio stress test scenario coverage adequacy

10 stretches with muscle targets, static/dynamic types, instructions, and routine builder.

Strikethrough Text

Score solar string mismatch losses from IV curve data

Pad strings left, right, or center — align text columns, format numbers, and bulk pad lists.

Reverse strings character-by-character or word-by-word with palindrome detection.

Compare strings with Levenshtein distance and similarity score, with ranking support.

Compare strings with Levenshtein, Jaro-Winkler, and fuzzy matching algorithms.

Calculate string similarity using Levenshtein distance. Find best match from candidates and detect near-duplicates. Built for AI agents.

Transform strings — uppercase, camelCase, snake_case, kebab-case, slug, reverse and more. Built for AI developer agents.

Transform text to uppercase, lowercase, camelCase, snake_case, kebab-case and more. Built for AI agents.

Reverse, truncate, pad, wrap, and manipulate strings effortlessly.

Perform string operations — analyze, reverse, palindrome, wrap, truncate, repeat.

Calculate mine strip ratios from ore and waste volumes

Stripe Vs X402 Breakeven Calculator

Score stroke probability from FAST and NIHSS criteria

Score Stroop color word test performance and interference

Structural Engineering Basics data API — search, random, bulk endpoints.

Score structural geological controls on mineralization

Calculate structural dead live and wind loads for buildings

Extract structured content from web pages using semantic patterns

Extracts Structured Data data instantly — optimized for agents, LLMs, and MCP workflows.

Audit structured data coverage across page type, entity fields, schema depth, conflicts, and eligibility

Extract structured data from unstructured text

Extract JSON-LD microdata and schema.org markup from web pages

Extract emails, phones, dates, prices, URLs, percentages and names from unstructured text in one call.

Extract JSON-LD, microdata, and Open Graph structured data from HTML.

Live structured data extractor data for agents and LLMs.

Extract Schema.org structured data for agents from web pages

Extract JSON-LD and Microdata structured data schemas from HTML. Returns parsed schema objects by type.

Extracts JSON-LD, OpenGraph, Twitter Card, and Microdata schemas from any HTML page.

Validate JSON-LD structured data for required fields and Google Rich Results eligibility.

Validate JSON-LD schema markup for Article, Product, FAQ, LocalBusiness, and BreadcrumbList.

Structured Output Cost Estimator

Extract structured data from unstructured text with JSON schema validation and retry logic

Live structured output parser data and intelligence for agents and automated workflows

Validate, repair, and normalize AI agent outputs in one API call

Fetch any URL and return clean Markdown with metadata and LLM-ready chunks — flat $0.10 per call, no credit multiplier

Live student debt intel data and intelligence for agents and automated workflows

Score student engagement from participation and interaction data

Route student inquiries to admissions, finance, advising, housing, faculty, or support teams using intent and urgency.

Student loan repayment calculator with IDR plans, forgiveness eligibility and refinancing

Student Loan Calculator