# Services from api.webbersites.com on Zero

> api.webbersites.com serves 76 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/api.webbersites.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/api.webbersites.com/health.json

## Services

- [WebberSites OpenAI-Compatible Chat Completions (Fast Tier)](https://www.zero.xyz/c/webbersites-openai-compatible-chat-completions-fast-tier-653aa310/llms.txt): $0.01/call via x402, rated 4.7/5 (1 review). OpenAI-compatible chat completions endpoint supporting multiple LLM models (Claude, Gemini, GPT), paid per call in USDC via x402 — no API keys required.
- [api.webbersites.com PRO Chat Completions (OpenAI-Compatible)](https://www.zero.xyz/c/api-webbersites-com-pro-chat-completions-openai-compatible-c2d734f6/llms.txt): $0.05/call via x402, rated 4.7/5 (1 review). OpenAI-compatible chat completions endpoint giving access to frontier models (GPT-5.2, GPT-5.5, Claude Sonnet 5, Gemini 3.1 Pro, Gemini 3.5 Flash) at a flat per-call price with no API key required.
- [WebberSites Site-Wide SEO Audit](https://www.zero.xyz/c/webbersites-site-wide-seo-audit-7b67396d/llms.txt): $0.05/call via x402, rated 4.3/5 (1 review). Runs a full 7-part on-page SEO and accessibility audit across up to 8 pages of a single website, returning per-page scores, a site-level score, grade, and cross-page common issues.
- [api.webbersites.com Anthropic-Compatible Claude Haiku 4.5 Messages](https://www.zero.xyz/c/api-webbersites-com-anthropic-compatible-claude-haiku-4-5-messages-88fd97bc/llms.txt): $0.01/call via x402, rated 4.3/5 (1 review). Runs Claude Haiku 4.5 inference via the exact Anthropic /v1/messages API dialect, authenticated by x402 micropayment instead of an Anthropic API key
- [Liquid/Shopify Theme Linter](https://www.zero.xyz/c/liquid-shopify-theme-linter-38e35e8d/llms.txt): $0.002/call via x402. Lints Liquid/Shopify template code or schema JSON, returning bugs with line numbers including block nesting errors, unknown tags/filters, JS-isms, deprecated syntax, and full schema validation.
- [WebberSites OG/Social Share Checker](https://www.zero.xyz/c/webbersites-og-social-share-checker-cdd45cc1/llms.txt): $0.001/call via x402. Extracts and validates OpenGraph, Twitter Card, and core meta tags from any URL, verifies the og:image loads and is a raster format, and returns problems, warnings, and a pass/fail verdict.
- [Webbersites Logo Generator](https://www.zero.xyz/c/webbersites-logo-generator-d83f57bb/llms.txt): $0.02/call via x402. Generates a finished brand logo (SVG + PNG) from a company name, icon, colors, shape, and layout preferences
- [WebberSites Brand Kit Generator](https://www.zero.xyz/c/webbersites-brand-kit-generator-a0f7d3ca/llms.txt): $0.05/call via x402. Generates a complete brand identity bundle — logo (SVG+PNG), app icon, social card, and WCAG-checked color palette — in a single API call.
- [WebberSites QR Code Generator](https://www.zero.xyz/c/webbersites-qr-code-generator-08f71358/llms.txt): $0.01/call via x402. Generates a scannable QR code from any text or URL, returning SVG markup, PNG as base64, and a data URI in one response.
- [WebberSites Full On-Page SEO & Accessibility Bundle Audit](https://www.zero.xyz/c/webbersites-full-on-page-seo-accessibility-bundle-audit-d1d9a84f/llms.txt): $0.02/call via x402. Runs seven simultaneous page analyses (meta SEO, alt-text, social cards, internal links, WCAG accessibility, structured data, robots/llms.txt) on a single URL and returns a scored 0-100 report with itemized deductions.
- [WCAG Contrast Ratio Checker](https://www.zero.xyz/c/wcag-contrast-ratio-checker-a2570dc4/llms.txt): $0.001/call via x402. Calculates the WCAG contrast ratio between a foreground and background color, returning the exact ratio and AA/AAA pass/fail verdicts for normal text, large text, and UI components.
- [WebberSites Platform Fingerprinter](https://www.zero.xyz/c/webbersites-platform-fingerprinter-4108883f/llms.txt): $0.002/call via x402. Detects the CMS, framework, or site-builder powering any public URL using deterministic HTTP-level fingerprinting, returning the platform name, category, confidence, evidence, and server/CDN stack.
- [robots.txt + llms.txt Checker](https://www.zero.xyz/c/robots-txt-llms-txt-checker-19b1c8ab/llms.txt): $0.001/call via x402. Checks a website's robots.txt and llms.txt files, returning crawler access verdicts for major search and AI bots, declared sitemaps, syntax warnings, and llms.txt structure summary.
- [WebberSites Uptime & Health Report](https://www.zero.xyz/c/webbersites-uptime-health-report-e75c4336/llms.txt): $0.01/call via x402. Performs a single socket-level HEAD probe of a URL and returns a full timing waterfall (DNS/TCP/TLS/TTFB), TLS certificate details, HTTP/2 support, hosting/CDN info, redirect chain, and header analysis.
- [WebberSites Website Screenshot API](https://www.zero.xyz/c/webbersites-website-screenshot-api-ff8813f9/llms.txt): $0.04/call via x402. Renders any public URL in a real browser and returns a PNG or JPEG screenshot as base64 JSON or raw image bytes
- [WCAG Accessibility Checker (Static Analysis)](https://www.zero.xyz/c/wcag-accessibility-checker-static-analysis-6afa4335/llms.txt): $0.01/call via x402. Performs static WCAG accessibility analysis on a public URL, mapping findings to A/AA/AAA success criteria across alt text, headings, ARIA, forms, and more
- [WebberSites Alt-Text Audit](https://www.zero.xyz/c/webbersites-alt-text-audit-3cecbc8b/llms.txt): $0.001/call via x402. Audits any public webpage for image accessibility issues including missing alt attributes, filename-as-alt, generic/over-long alt text, unlabeled SVGs, image-map areas, and image inputs without alternatives.
- [Webber Sites Head/Meta SEO Auditor](https://www.zero.xyz/c/webber-sites-head-meta-seo-auditor-b099f872/llms.txt): $0.001/call via x402. Audits the <head> section of any public webpage for on-page SEO fundamentals including title, meta description, robots, canonical, hreflang, OG/Twitter tags, and more
- [webbersites.com Exact-Precision Calculator](https://www.zero.xyz/c/webbersites-com-exact-precision-calculator-d6a660ba/llms.txt): $0.001/call via x402. Evaluates a math expression at 50-significant-digit BigNumber precision and returns the exact result as a string
- [WebberSites OpenGraph Card Generator](https://www.zero.xyz/c/webbersites-opengraph-card-generator-613f8fd8/llms.txt): $0.02/call via x402. Generates a 1200x630 OpenGraph social card as PNG (base64) and SVG from a title, subtitle, domain, theme, and accent color
- [Webber Sites Image Vectorizer](https://www.zero.xyz/c/webber-sites-image-vectorizer-10fe6454/llms.txt): $0.02/call via x402. Converts a raster image (PNG/JPEG/GIF/BMP/WebP) into a production-grade vector file (SVG, PNG, PDF, EPS, or DXF) using Vectorizer.AI under the hood
- [WebberSites Barcode Generator API](https://www.zero.xyz/c/webbersites-barcode-generator-api-85203b10/llms.txt): $0.01/call via x402. Generates print-ready barcodes in SVG and PNG formats for a wide range of 1D and 2D symbologies including Code 128, EAN-13, UPC-A, QR, ITF-14, and more
- [Sitemap Validator & Health Checker](https://www.zero.xyz/c/sitemap-validator-health-checker-22d85815/llms.txt): $0.001/call via x402. Finds, validates, and health-checks a website's XML sitemap — including discovery via robots.txt, index handling, lastmod validation, and dead-link sampling
- [WebberSites Schema.org Structured Data Auditor](https://www.zero.xyz/c/webbersites-schema-org-structured-data-auditor-0b7b4b1b/llms.txt): $0.005/call via x402. Audits schema.org JSON-LD structured data for Google rich-result eligibility, returning detected types, missing fields, deprecation flags, and fix suggestions
- [Webbie Page Generator — Responsive HTML Page Builder](https://www.zero.xyz/c/webbie-page-generator-responsive-html-page-builder-e69360a6/llms.txt): $0.02/call via x402. Generates a finished, responsive standalone HTML page from site name, headline, tagline, hero images, content sections, nav, and colors using deterministic templating across three layouts.
- [Webbersites Music Cover Art Fetcher](https://www.zero.xyz/c/webbersites-music-cover-art-fetcher-011898ca/llms.txt): $0.01/call via x402. Fetches album cover art from Discogs and returns it as a base64-encoded data URI with dimensions and content type, ready to embed or save.
- [WebberSites Date Arithmetic API](https://www.zero.xyz/c/webbersites-date-arithmetic-api-1f16f7c7/llms.txt): $0.001/call via x402. Performs exact calendar math: differences between dates (days/business days/weeks/hours), date addition/subtraction with business-day support, and date metadata lookup (weekday, ISO week, day-of-year, leap year, unix timestamp).
- [Document Extraction API (PDF, DOCX, CSV to Markdown + JSON)](https://www.zero.xyz/c/document-extraction-api-pdf-docx-csv-to-markdown-json-87f7844c/llms.txt): $0.02/call via x402. Fetches a PDF, DOCX, or CSV document by public URL and returns clean Markdown plus structured JSON with metadata
- [WebberSites SEO Link Analyzer](https://www.zero.xyz/c/webbersites-seo-link-analyzer-0c921946/llms.txt): $0.001/call via x402. Analyzes internal and external links on a single web page, reporting counts, rel attributes, anchor text quality, and security issues.
- [Webber Sites Whole-Site Multi-Page Generator](https://www.zero.xyz/c/webber-sites-whole-site-multi-page-generator-95d9a698/llms.txt): $0.05/call via x402. Generates up to 6 complete, consistently branded HTML pages in a single API call, with shared navigation, styles, and layout templates.
- [Webbersites AI Text Summarizer](https://www.zero.xyz/c/webbersites-ai-text-summarizer-0b02a36e/llms.txt): $0.01/call via x402. Abstractively summarizes raw text (up to 16,000 characters) into paragraph, bullet, or TL;DR format with optional focus steering
- [Schema.org JSON-LD Generator (api.webbersites.com)](https://www.zero.xyz/c/schema-org-json-ld-generator-api-webbersites-com-e6a0fdcf/llms.txt): $0.005/call via x402. Generates valid, current-spec schema.org JSON-LD markup from plain input fields, returning nested JSON-LD, a ready-to-embed script tag, and a self-audit report.
- [webbersites LLM Inference (Claude Haiku)](https://www.zero.xyz/c/webbersites-llm-inference-claude-haiku-dd7dd52d/llms.txt): $0.01/call via x402. Runs a single LLM inference call using Claude Haiku 3.5, accepting a prompt and optional system message and returning a generated text response — no API key required, paid per-call via x402.
- [WEBBERsites Web Search API](https://www.zero.xyz/c/webbersites-web-search-api-bfd6c2e4/llms.txt): $0.01/call via x402. Performs a live web search and returns LLM-ready results including title, URL, content snippet, relevance score, and a synthesized direct answer — no API key required, payment via x402.
- [Webber Sites Image Description (Vision AI)](https://www.zero.xyz/c/webber-sites-image-description-vision-ai-fdfd2fe0/llms.txt): $0.02/call via x402. Analyzes an image by URL or base64 and returns a detailed description, detected objects, transcribed visible text, colors, style, and answers to specific questions about the image.
- [HTML to Shopify Liquid Section Converter](https://www.zero.xyz/c/html-to-shopify-liquid-section-converter-abbc4933/llms.txt): $0.01/call via x402. Converts static HTML into a drop-in Shopify theme section with Liquid {{ section.settings.* }} references and a matching {% schema %} block, with original content as editable defaults.
- [Descriptive Statistics & Correlation API](https://www.zero.xyz/c/descriptive-statistics-correlation-api-ab31052b/llms.txt): $0.005/call via x402. Computes exact descriptive statistics (count, sum, mean, median, stddev, percentiles) and Pearson correlation with linear regression over numeric arrays or datastore collections, using Kahan summation for accuracy.
- [WebberSites AI Image Generation API](https://www.zero.xyz/c/webbersites-ai-image-generation-api-213d28a2/llms.txt): $0.07/call via x402. Generate photorealistic or illustrated images from a text prompt using Gemini 2.5 Flash, with support for aspect ratios and reference image editing
- [Webbersites Icon Generator](https://www.zero.xyz/c/webbersites-icon-generator-6fb27a63/llms.txt): $0.01/call via x402. Generates app-icon-ready SVG and PNG assets using a Font Awesome Free glyph on a customizable background shape and color
- [PHP Lint API](https://www.zero.xyz/c/php-lint-api-f526da44/llms.txt): $0.002/call via x402. Statically analyzes PHP source code and returns bugs with line numbers, including SQL injection, deprecated APIs, syntax errors, and code quality issues.
- [Exact Financial & Token Math Calculator](https://www.zero.xyz/c/exact-financial-token-math-calculator-e4a80716/llms.txt): $0.005/call via x402. Performs precise financial computations (compound interest, loan amortization, NPV, IRR) and exact token unit conversions using BigInt arithmetic to avoid floating-point errors
- [JavaScript/Node.js Linter (V8 + Static Analysis)](https://www.zero.xyz/c/javascript-node-js-linter-v8-static-analysis-e19fa853/llms.txt): $0.002/call via x402. Lints JavaScript/Node.js source code using the real V8 parser for syntax errors plus deterministic static checks, returning bugs with line numbers — never executes the code.
- [Webbie Page Generator](https://www.zero.xyz/c/webbie-page-generator-304bf96f/llms.txt): $0.02/call via x402. Generates a complete, responsive, standalone HTML page from structured content using deterministic templating with three layout templates (horizon, split, editorial).
- [Elixir Static Linter & Debugger](https://www.zero.xyz/c/elixir-static-linter-debugger-7dfcdb22/llms.txt): $0.002/call via x402. Statically analyzes Elixir source code and returns bugs, warnings, and hints with line numbers — no code execution, fully deterministic.
- [WebberSites Data Format Converter](https://www.zero.xyz/c/webbersites-data-format-converter-0c51376c/llms.txt): $0.005/call via x402. Deterministically converts tabular data between JSON, NDJSON, CSV, TSV, and SQL INSERT dump formats with correct quoting, nesting, and schema unification.
- [WebberSites Crypto Market Report](https://www.zero.xyz/c/webbersites-crypto-market-report-42dd4ef5/llms.txt): $0.02/call via x402. Returns a structured market intelligence report for a cryptocurrency asset, including price, market cap rank, momentum signals, volatility, liquidity, and distance from all-time high.
- [Email Verification API – Deliverability & Flags](https://www.zero.xyz/c/email-verification-api-deliverability-flags-8f2155b7/llms.txt): $0.002/call via x402. Verifies an email address for deliverability via syntax check, MX lookup, disposable-domain detection, role-account and free-provider flags, plus-tag normalization, and a final verdict.
- [Webbersites Web Page Summarizer](https://www.zero.xyz/c/webbersites-web-page-summarizer-9394a436/llms.txt): $0.002/call via x402. Fetches a public web page, extracts the main article text, and returns the top key sentences using TextRank — a fast, deterministic extractive summary with no AI.
- [Crypto Market Report by CoinGecko ID

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