# Services from x402.agentutility.ai on Zero

> x402.agentutility.ai serves 239 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/x402.agentutility.ai
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/x402.agentutility.ai/health.json

## Services

- [x402.agentutility.ai Image Upscaler](https://www.zero.xyz/c/x402-agentutility-ai-image-upscaler-a01a11ae/llms.txt): $0.02/call via x402, rated 5.0/5 (1 review). Upscales images 2x or 4x using AI super-resolution, optimized for photos and illustrations via the Venice SD35 backend
- [AgentUtility Headless Browser Renderer](https://www.zero.xyz/c/agentutility-headless-browser-renderer-91628385/llms.txt): $0.03/call via x402, rated 5.0/5 (1 review). Renders a URL in a real headless browser with JavaScript executed and returns the post-JS DOM (HTML + page title) or a base64 screenshot
- [PubMed Biomedical Literature Search](https://www.zero.xyz/c/pubmed-biomedical-literature-search-e64eb7b7/llms.txt): $0.01/call via x402. Searches PubMed for biomedical and clinical research papers by free-text query, returning PMIDs, titles, authors, abstracts, MeSH terms, DOIs, and total hit counts.
- [AgentUtility Email Verifier](https://www.zero.xyz/c/agentutility-email-verifier-7c3d06c2/llms.txt): $0.005/call via x402. Verifies an email address and its domain using DNS-based risk checks (MX, SPF, DMARC, DKIM, disposable domain, role account) without probing the recipient mailbox.
- [CVE Lookup / NVD Vulnerability Record Fetcher](https://www.zero.xyz/c/x402-agentutility-ai-c3f866ae/llms.txt): $0.005/call via x402. Fetches the full NIST NVD record for a given CVE ID, including CVSS v3.1 and v2 scores, severity, CWE classification, affected CPEs, references, and a public exploit indicator with exploitability summary.
- [x402 DNS Lookup / DNS-over-HTTPS Resolver](https://www.zero.xyz/c/x402-agentutility-ai-7c55e52a/llms.txt): $0.02/call via x402. Queries Cloudflare 1.1.1.1 DoH to retrieve any combination of DNS record types (A, AAAA, MX, TXT, NS, CNAME, SOA, PTR, SRV, CAA, DNSKEY, DS, TLSA, HTTPS, SVCB) for a given domain, returning grouped and flat result shapes with TTLs.
- [x402 AgentUtility Webpage Scraper](https://www.zero.xyz/c/x402-agentutility-webpage-scraper-b8ca3f73/llms.txt): $0.04/call via x402. Scrapes a single webpage and returns its title, metadata, headings, body content (text/HTML/markdown), and outbound links using Cheerio-based server-side rendering.
- [x402.agentutility.ai Exchange Rates](https://www.zero.xyz/c/x402-agentutility-ai-3e01ac10/llms.txt): $0.002/call via x402. Returns latest or historical foreign exchange rates from the European Central Bank, with optional amount conversion across 30+ currency pairs.
- [Astro Times – Sunrise/Sunset & Twilight Calculator](https://www.zero.xyz/c/astro-times-sunrise-sunset-twilight-calculator-77326584/llms.txt): $0.005/call via x402. Computes sunrise, sunset, solar noon, day length, golden hour, and civil/nautical/astronomical twilight times for any lat/lon on any date, returning UTC ISO8601 strings.
- [SEC Form 4 Insider Trading Feed](https://www.zero.xyz/c/x402-agentutility-ai-db2087bd/llms.txt): $0.01/call via x402. Fetches recent SEC Form 4 insider transactions (buys, sells, grants, exercises) for any US-listed ticker from EDGAR
- [DSO/DIO/DPO Working Capital Cycle Calculator](https://www.zero.xyz/c/dso-dio-dpo-working-capital-cycle-calculator-5b48923a/llms.txt): $0.01/call via x402. Computes Days Sales Outstanding, Days Inventory Outstanding, Days Payables Outstanding, and Cash Conversion Cycle from financial inputs, returning a graded working-capital health score with actionable recommendations.
- [AgentUtility VIN Decode](https://www.zero.xyz/c/agentutility-vin-decode-893f1169/llms.txt): $0.005/call via x402. Decodes a Vehicle Identification Number (VIN) into detailed vehicle specifications including make, model, year, body class, fuel type, and electrification level via NHTSA vPIC.
- [PyPI Package Stats](https://www.zero.xyz/c/pypi-package-stats-221cb8f4/llms.txt): $0.003/call via x402. Returns download counts, version history, age, and release metadata for a PyPI Python package by name.
- [AgentUtility Tech Stack Detect](https://www.zero.xyz/c/agentutility-tech-stack-detect-12bf5a1a/llms.txt): $0.01/call via x402. Detects and identifies the technology stack (CDN, hosting, framework, etc.) of a given website URL
- [ArXiv BibTeX Generator](https://www.zero.xyz/c/arxiv-bibtex-generator-ab54a9b2/llms.txt): $0.005/call via x402. Fetches metadata and generates a formatted BibTeX citation entry for a given arXiv paper by its ID
- [AgentUtility GitHub README Fetcher](https://www.zero.xyz/c/agentutility-github-readme-fetcher-ca8ac8d8/llms.txt): $0.005/call via x402. Fetches the raw markdown README content from a GitHub repository by repo slug
- [AgentUtility Retrieval Rerank](https://www.zero.xyz/c/agentutility-retrieval-rerank-0cd78976/llms.txt): $0.005/call via x402. Reranks a list of candidate documents by semantic relevance to a query using an LLM-based reranking model
- [AgentUtility Book Cover Image Generator](https://www.zero.xyz/c/agentutility-book-cover-image-generator-1c03bd4e/llms.txt): $0.011/call via x402. Generates a book cover image using the Chroma model via Venice, returning a 768×1024 PNG image URL for $0.01 USDC per call
- [Token Honeypot Check](https://www.zero.xyz/c/token-honeypot-check-906093c6/llms.txt): $0.05/call via x402. Analyzes a token contract on Base to detect honeypot traps, simulate buy/sell taxes, and assess smart contract risk before trading.
- [AgentUtility Voice — Text-to-Speech API](https://www.zero.xyz/c/agentutility-voice-text-to-speech-api-6f3a29f6/llms.txt): $0.05/call via x402. Converts text (up to 4,000 characters) into a hosted audio file in your chosen format, voice, and speed, returning a direct audio_url ready to play.
- [AgentUtility Scrape Website](https://www.zero.xyz/c/agentutility-scrape-website-498fbfd7/llms.txt): $0.04/call via x402. Scrapes a single webpage and extracts title, description, canonical URL, OpenGraph/Twitter metadata, headings, body content, and outbound links using Cheerio (no headless browser)
- [Loan Amortization Schedule Calculator](https://www.zero.xyz/c/loan-amortization-schedule-calculator-3bcb4186/llms.txt): $0.01/call via x402. Computes a full loan amortization schedule including monthly payment, payoff timeline, total interest paid, and interest savings from extra payments.
- [AgentUtility Polymarket Markets Search API](https://www.zero.xyz/c/agentutility-polymarket-markets-search-api-b72ef3ae/llms.txt): $0.005/call via x402. Search and filter Polymarket prediction market listings by query, category, tag, liquidity, and sort order, returning questions, outcomes, implied prices, volume, and URLs.
- [x402 AgentUtility SEO Snapshot](https://www.zero.xyz/c/x402-agentutility-seo-snapshot-bc664e83/llms.txt): $0.04/call via x402. Audits a webpage's SEO in one call, returning head metadata, internal/external link breakdown, and ranked keyword suggestions seeded from the page title or a provided seed keyword.
- [AgentUtility Text Embedding API](https://www.zero.xyz/c/agentutility-text-embedding-api-235b6cb9/llms.txt): $0.005/call via x402. Converts 1–100 text strings into semantic embedding vectors using Venice-hosted models (Gemini, BGE-M3, or OpenAI-compatible), paid per call via x402/USDC.
- [USPTO Trademark Lookup via TSDR API](https://www.zero.xyz/c/uspto-trademark-lookup-via-tsdr-api-6bef4e57/llms.txt): $0.03/call via x402. Looks up any US trademark by serial number or registration number and returns mark text, owner, status, filing date, classes, and goods/services descriptions.
- [AgentUtility Find Products](https://www.zero.xyz/c/agentutility-find-products-110dfb4a/llms.txt): $0.02/call via x402. Searches for shoppable products using buy-intent Google search, returning ranked results with titles, prices, buy links, and retailer info.
- [Mindshare API – X/Twitter Topic Sentiment Analysis](https://www.zero.xyz/c/mindshare-api-x-twitter-topic-sentiment-analysis-c698f58f/llms.txt): $0.008/call via x402. Searches recent public X (Twitter) posts for a given topic and returns per-tweet sentiment scores plus an aggregate positive/neutral/negative distribution and average sentiment score.
- [x402.agentutility.ai Video-to-Subtitles](https://www.zero.xyz/c/x402-agentutility-ai-video-to-subtitles-4e7712be/llms.txt): $0.02/call via x402. Generates word-wrapped SRT or VTT subtitle files from a video using Whisper v3, with auto language detection and optional English translation.
- [AgentUtility Dice Roll](https://www.zero.xyz/c/agentutility-dice-roll-0b7b6e77/llms.txt): $0.005/call via x402. Evaluates standard dice notation expressions (XdY, modifiers, keep-highest/lowest) and returns detailed per-die results, totals, and optional reproducible seeded rolls.
- [AgentUtility Browser Render](https://www.zero.xyz/c/agentutility-browser-render-158ee07c/llms.txt): $0.03/call via x402. Loads a public URL with JavaScript enabled using a headless browser and returns rendered HTML, page title, final URL, byte count, or a base64-encoded screenshot
- [AgentUtility Perp Funding Rates](https://www.zero.xyz/c/agentutility-perp-funding-rates-4a92dc89/llms.txt): $0.005/call via x402. Returns current and historical perpetual futures funding rates, mark/index prices, and next funding timestamp for any Binance USD-M futures symbol
- [AgentUtility Weather API](https://www.zero.xyz/c/agentutility-weather-api-ece31446/llms.txt): $0.002/call via x402. Returns current weather conditions, hourly forecast, and up to 7-day daily forecast for a given latitude/longitude, powered by Open-Meteo
- [AgentUtility WHOIS/RDAP Domain Lookup](https://www.zero.xyz/c/agentutility-whois-rdap-domain-lookup-acda5661/llms.txt): $0.005/call via x402. Performs RDAP-based WHOIS lookup for a domain, returning registration details, registrar info, contacts, nameservers, DNSSEC status, EPP codes, and optional certificate-transparency summary.
- [AgentUtility Video Transcription (Whisper v3)](https://www.zero.xyz/c/agentutility-video-transcription-whisper-v3-83d051eb/llms.txt): $0.1/call via x402. Transcribes any video URL to text using Whisper v3 large, with auto-detection of 90+ languages, optional English translation, and optional speaker diarization.
- [Domain RDAP Lookup & Registration Checker](https://www.zero.xyz/c/domain-rdap-lookup-registration-checker-e5bc6f16/llms.txt): $0.005/call via x402. Checks whether a domain is registered and returns registrar, registration date, expiry date, days until expiry, and EPP status flags via RDAP protocol.
- [Video Frame Extractor (agentutility.ai)](https://www.zero.xyz/c/video-frame-extractor-agentutility-ai-dcb2916b/llms.txt): $0.03/call via x402. Extracts a single still frame (first, middle, or last) from a video URL and returns a hosted JPG image with its dimensions.
- [x402 Gas Oracle — EIP-1559 Fee Estimator (Base + Ethereum + Optimism + Arbitrum + Polygon)](https://www.zero.xyz/c/x402-agentutility-ai-1fbd142b/llms.txt): $0.02/call via x402. Reads the latest block on a specified EVM chain, derives EIP-1559 base fee, suggests priority fees for safe-low/standard/fast tiers, computes maxFeePerGas, and converts gas costs to USD for common transaction types.
- [x402 AgentUtility HTML-to-PDF Converter](https://www.zero.xyz/c/x402-agentutility-html-to-pdf-converter-b0dad6b6/llms.txt): $0.08/call via x402. Renders a live webpage as a PDF document by capturing its fully-rendered state via CloudConvert and returning a downloadable PDF URL with file size.
- [Kalshi Markets Feed via x402.agentutility.ai](https://www.zero.xyz/c/x402-agentutility-ai-c5118390/llms.txt): $0.005/call via x402. Fetches live Kalshi prediction market contracts with filtering by status, series, event, keyword, and volume; returns prices as 0–1 probabilities.
- [AgentUtility Product Image Generator](https://www.zero.xyz/c/agentutility-product-image-generator-4ceaacbc/llms.txt): $0.01/call via x402. Generates SFW ecommerce product images — studio mockups, catalog creative, and concept visuals — from a text prompt using Venice AI backends.
- [Property Tax Lookup — NYC, SF & Cook County](https://www.zero.xyz/c/property-tax-lookup-nyc-sf-cook-county-cf4ec8f3/llms.txt): $0.01/call via x402. Looks up property tax assessment data by street address or parcel ID for NYC, San Francisco, and Cook County (Chicago), returning parcel ID, owner, assessed/market value, square footage, year built, zoning, and a source portal permalink.
- [AgentUtility Token Count Estimator](https://www.zero.xyz/c/agentutility-token-count-estimator-ab42e0f2/llms.txt): $0.005/call via x402. Estimates token count for a given text and target LLM (GPT-4, Claude, Gemini) using a local heuristic based on cl100k_base/o200k_base tokenizers with model-calibrated multipliers — no upstream API call.
- [X / Twitter User Profile Lookup](https://www.zero.xyz/c/x-twitter-user-profile-lookup-bfd83445/llms.txt): $0.005/call via x402. Resolves a Twitter/X username to a public profile, returning account metadata such as display name, bio, follower counts, and account details via the X API v2.
- [Twitter/X API Wrapper — Search, Lookup & Timeline](https://www.zero.xyz/c/twitter-x-api-wrapper-search-lookup-timeline-272fc399/llms.txt): $0.01/call via x402. Read-only Twitter/X API v2 wrapper supporting recent tweet search, tweet ID lookup, single/bulk user profile lookup, and user timeline retrieval.
- [AgentUtility User Tweets API](https://www.zero.xyz/c/agentutility-user-tweets-api-4333e158/llms.txt): $0.01/call via x402. Fetches the latest public tweets from a specified X (Twitter) username, including text, timestamps, engagement metrics, pagination token, and author profile data.
- [X (Twitter) Username Lookup — agentutility.ai](https://www.zero.xyz/c/x-twitter-username-lookup-agentutility-ai-2db82e67/llms.txt): $0.005/call via x402. Resolves an X (Twitter) handle to a full public profile including user ID, display name, bio, verification status, follower/following counts, tweet count, and creation date
- [AgentUtility X Users Lookup](https://www.zero.xyz/c/agentutility-x-users-lookup-66fda193/llms.txt): $0.01/call via x402. Bulk lookup of public Twitter/X user profiles and metrics by username or numeric user ID via X API v2
- [YouTube Brief – Transcript, Summary & Entity Extraction](https://www.zero.xyz/c/youtube-brief-transcript-summary-entity-extraction-6e55b67d/llms.txt): $0.05/call via x402. Fetches a YouTube video's transcript, summarizes it as a TLDR, and extracts named entities (people, orgs, locations, dates) in a single composite call.
- [FAA Airport Delays & Disruptions Feed](https://www.zero.xyz/c/faa-airport-delays-disruptions-feed-2b22c452/llms.txt): $0.02/call via x402. Returns live US airport disruption events from the FAA National Airspace System — ground stops, ground delay programs, arrival/departure delays, AFPs, and closures with reason and timing
- [X Sentiment Search API (x402.agentutility.ai)](https://www.zero.xyz/c/x-sentiment-search-api-x402-agentutility-ai-88294fb7/llms.txt): $0.03/call via x402. Searches recent public X (Twitter) posts for a query and returns positive, neutral, and negative sentiment scores with aggregate distribution.
- [AgentUtility GPT-Image-2 Generator](https://www.zero.xyz/c/agentutility-gpt-image-2-generator-02d90030/llms.txt): $0.3/call via x402. Generates a SFW image using OpenAI's GPT Image 2 model via Venice, returning a permanent fal-hosted PNG URL at 1024×1024.
- [AgentUtility Air Quality API](https://www.zero

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