# Services from agentstoolshub.com on Zero

> agentstoolshub.com serves 77 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/agentstoolshub.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/agentstoolshub.com/health.json

## Services

- [AgentTools EVM Transaction Explainer](https://www.zero.xyz/c/agenttools-evm-transaction-explainer-b9b0cf17/llms.txt): $0.015/call via x402. Decodes EVM transaction calldata and simulates it against live chain state to explain what it would do — including unlimited-approval warnings — without broadcasting it.
- [AgentTools Public Holidays Lookup](https://www.zero.xyz/c/agenttools-public-holidays-lookup-d8fda987/llms.txt): $0.005/call via x402. Returns upcoming or full-year public holidays for any of ~110 covered countries, including holiday names, dates, and nationwide status.
- [AgentTools URL Reader](https://www.zero.xyz/c/agenttools-url-reader-fd865c15/llms.txt): $0.01/call via x402. Fetches a web page server-side and converts it to clean, LLM-readable markdown with scripts, styles, and boilerplate stripped
- [AgentTools Live ECB Foreign Exchange Rates](https://www.zero.xyz/c/agenttools-live-ecb-foreign-exchange-rates-4a90a6f5/llms.txt): $0.005/call via x402. Returns live European Central Bank reference rates for 30 currencies as a full rate table or cross-rate conversion, refreshed each business day and cached one hour.
- [AgentTools DNS Lookup via Cloudflare DoH](https://www.zero.xyz/c/agenttools-dns-lookup-via-cloudflare-doh-8fa5fad5/llms.txt): $0.005/call via x402. Query live DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA) for any domain using Cloudflare's DNS-over-HTTPS resolver
- [AgentTools IBAN Validator](https://www.zero.xyz/c/agenttools-iban-validator-94926a6e/llms.txt): $0.003/call via x402. Validates an IBAN by checking country code, country-specific length, and ISO 7064 MOD 97-10 checksum, returning a pretty-printed grouped format when valid.
- [AgentTools Current Date & Time](https://www.zero.xyz/c/agenttools-current-date-time-1a96b128/llms.txt): $0.001/call via x402. Returns the current date and time for any IANA time zone, including Unix timestamps, ISO 8601, weekday, and day-of-year.
- [AgentTools Business Days Calculator](https://www.zero.xyz/c/agenttools-business-days-calculator-5dc2a89b/llms.txt): $0.003/call via x402. Counts working days (Monday–Friday) between two dates, excluding weekends and optionally excluding public holidays for a specified country.
- [AgentTools QR Code Generator](https://www.zero.xyz/c/agenttools-qr-code-generator-eb79259e/llms.txt): $0.003/call via x402. Generates a QR code for any text, URL, or crypto address and returns ready-to-embed SVG markup plus a PNG data URI, with configurable size and error-correction level.
- [AgentTools Email Validator](https://www.zero.xyz/c/agenttools-email-validator-b42e8f34/llms.txt): $0.002/call via x402. Validates an email address through two layers: RFC-style syntax checking plus a live DNS MX lookup to confirm the domain actually hosts mail servers.
- [AgentTools IP Geolocation Lookup](https://www.zero.xyz/c/agenttools-ip-geolocation-lookup-1fc762be/llms.txt): $0.005/call via x402. Geolocates any IPv4 or IPv6 address (or the caller's own IP) returning country, region, city, coordinates, timezone, ASN, network owner, and currency via ipwho.is
- [AgentTools Live Weather](https://www.zero.xyz/c/agenttools-live-weather-75824cfd/llms.txt): $0.005/call via x402. Returns current temperature, humidity, wind speed, and conditions plus a 3-day forecast for any city name or lat/lon coordinates, powered by Open-Meteo with no API key required.
- [AgentTools LLM Cost Calculator](https://www.zero.xyz/c/agenttools-llm-cost-calculator-48527df9/llms.txt): $0.002/call via x402. Calculates the USD cost of an LLM API call by multiplying input and output token counts by published per-million-token prices for 15 current models across OpenAI, Anthropic, Google, DeepSeek, xAI, and Meta.
- [AgentTools MIME Type Lookup](https://www.zero.xyz/c/agenttools-mime-type-lookup-41073a67/llms.txt): $0.002/call via x402. Look up MIME content types by substring, file extension, or category (text, application, image, audio, video, font, multipart, model)
- [AgentTools Natural Date Parser](https://www.zero.xyz/c/agenttools-natural-date-parser-a64e5347/llms.txt): $0.002/call via x402. Converts natural-language date and time expressions into exact ISO 8601 timestamps using deterministic, rule-based parsing with a configurable reference moment.
- [AgentTools Page Content Verifier](https://www.zero.xyz/c/agenttools-page-content-verifier-0189a665/llms.txt): $0.005/call via x402. Fetches a web page (SSRF-guarded) and checks whether a specific expected text string appears on it, returning a boolean result and surrounding excerpt as evidence.
- [AgentTools Text Diff (LCS Unified Diff)](https://www.zero.xyz/c/agenttools-text-diff-lcs-unified-diff-be400efc/llms.txt): $0.005/call via x402. Computes a deterministic line-by-line LCS diff between two texts and returns the result in unified-diff format with additions, removals, and context lines.
- [AgentTools VAT Calculator](https://www.zero.xyz/c/agenttools-vat-calculator-acba3090/llms.txt): $0.003/call via x402. Add VAT to a net amount or remove VAT from a gross amount using standard rates for 36 countries or a custom rate
- [AgentTools URL Metadata Extractor](https://www.zero.xyz/c/agenttools-url-metadata-extractor-d1826c20/llms.txt): $0.005/call via x402. Fetches a URL server-side and extracts its title, meta description, Open Graph tags, Twitter card tags, canonical URL, and favicon for link previews and classification.
- [AgentTools PDF to Text Extractor](https://www.zero.xyz/c/agenttools-pdf-to-text-extractor-78156b23/llms.txt): $0.01/call via x402. Fetches a PDF by URL (SSRF-guarded) or accepts base64-encoded PDF content and extracts all readable text with page count using deterministic parsing.
- [AgentTools BMI Calculator](https://www.zero.xyz/c/agenttools-bmi-calculator-8f532794/llms.txt): $0.002/call via x402. Calculates Body Mass Index from weight (kg) and height (cm), returning the BMI value, WHO weight category, and healthy weight range for the given height.
- [AgentTools Cryptographic Random Generator](https://www.zero.xyz/c/agenttools-cryptographic-random-generator-6d566c6b/llms.txt): $0.002/call via x402. Generates cryptographically secure random passwords, hex keys, and uniform random integers using a CSPRNG (rejection sampling, no modulo bias).
- [AgentTools Ethereum/Base Wallet Snapshot](https://www.zero.xyz/c/agenttools-ethereum-base-wallet-snapshot-07afd0b0/llms.txt): $0.01/call via x402. Returns a comprehensive on-chain profile of any Ethereum or Base wallet address, including native balance, transaction counts, activity recency, top token holdings, and frequent counterparties with fresh-wallet and high-volume flags.
- [AgentTools Token Estimator](https://www.zero.xyz/c/agenttools-token-estimator-3b471869/llms.txt): $0.002/call via x402. Estimates token counts for a given text across major LLM families (GPT, Claude, Gemini, Llama, DeepSeek) using a character/word heuristic accurate to within ~10% of real BPE tokenizers.
- [AgentTools NFT Collection Due-Diligence Report](https://www.zero.xyz/c/agenttools-nft-collection-due-diligence-report-e04b9d9c/llms.txt): $0.025/call via x402. Returns an on-chain due-diligence report for an NFT collection including mint supply, unique holder count, top-10 ownership concentration, wash-trading signals, and recent activity trends.
- [AgentTools API Health Check](https://www.zero.xyz/c/agenttools-api-health-check-cb70b2fb/llms.txt): $0.005/call via x402. Probes a GET endpoint multiple times and returns status codes along with latency statistics (min, avg, max) to verify API responsiveness before committing to paid calls.
- [AgentTools Text Case Converter](https://www.zero.xyz/c/agenttools-text-case-converter-8df027a8/llms.txt): $0.002/call via x402. Converts input text to one of nine letter cases including UPPER, lower, Title, Sentence, camelCase, PascalCase, snake_case, kebab-case, and CONSTANT_CASE with automatic camelCase boundary splitting.
- [AgentTools Cron Expression Describer](https://www.zero.xyz/c/agenttools-cron-expression-describer-03b739bc/llms.txt): $0.002/call via x402. Translates a cron expression into plain English, validates it, and returns the next scheduled execution times.
- [AgentTools Domain Availability Checker](https://www.zero.xyz/c/agenttools-domain-availability-checker-4d24dd7e/llms.txt): $0.003/call via x402. Checks whether a domain name is registered or available using the RDAP protocol, returning registrar and registration dates for taken domains
- [AgentTools Directory Search](https://www.zero.xyz/c/agenttools-directory-search-527c7002/llms.txt): $0.003/call via x402. Search a catalog of x402-paid APIs by natural language capability description, returning matched tools from the AgentTools catalog and optionally the live x402 Bazaar marketplace.
- [AgentTools UUID Generator & Validator](https://www.zero.xyz/c/agenttools-uuid-generator-validator-b89c412f/llms.txt): $0.002/call via x402. Generate cryptographically secure UUIDv4 (random) or UUIDv7 (time-sortable) identifiers, or validate any UUID's format, version, and variant bits.
- [AgentTools HTML Table Extractor](https://www.zero.xyz/c/agenttools-html-table-extractor-81d32912/llms.txt): $0.01/call via x402. Fetches a webpage by URL or accepts raw HTML and returns every HTML table as structured JSON with headers and rows preserved
- [AgentTools Age Calculator](https://www.zero.xyz/c/agenttools-age-calculator-2aea253d/llms.txt): $0.002/call via x402. Calculates a person's exact age in years, months, and days from a date of birth, with total days lived, relative to a reference date (defaults to today UTC).
- [AgentTools New DEX Pool Scanner](https://www.zero.xyz/c/agenttools-new-dex-pool-scanner-fb4f1d63/llms.txt): $0.005/call via x402. Scans newly created DEX liquidity pools across Solana, Base, Ethereum, BSC, Arbitrum, and Polygon, returning liquidity, volume, FDV, trade counts, and risk flags for each pool.
- [AgentTools Volume Unit Converter](https://www.zero.xyz/c/agenttools-volume-unit-converter-0ab15aaf/llms.txt): $0.002/call via x402. Converts a numeric value between cooking and liquid volume units including milliliters, liters, gallons, cups, tablespoons, and more
- [AgentTools Wayback Machine Archive Lookup](https://www.zero.xyz/c/agenttools-wayback-machine-archive-lookup-cf785cec/llms.txt): $0.005/call via x402. Queries the Internet Archive Wayback Machine index for a URL to return its first archival date, most recent snapshot, number of years archived, and recent capture dates
- [AgentTools NFT Collection Comparator](https://www.zero.xyz/c/agenttools-nft-collection-comparator-517b5e20/llms.txt): $0.025/call via x402. Side-by-side comparison of two NFT collections across six due-diligence metrics — supply, holders, holder ratio, top-10 concentration, wash-trading score, and activity trend — with a per-metric winner verdict.
- [AgentTools RSS/Atom Feed Parser](https://www.zero.xyz/c/agenttools-rss-atom-feed-parser-a6ed84d3/llms.txt): $0.005/call via x402. Fetches any RSS 2.0 or Atom feed URL server-side and returns normalized JSON items with title, link, publication date, and summary — no XML parsing required.
- [AgentTools Compound Interest Calculator](https://www.zero.xyz/c/agenttools-compound-interest-calculator-b3a9b07b/llms.txt): $0.003/call via x402. Calculates the future value of a deposit with compound interest, supporting annual, semi-annual, quarterly, monthly, weekly, or daily compounding frequencies.
- [AgentTools Loan Payment Calculator](https://www.zero.xyz/c/agenttools-loan-payment-calculator-456d67d4/llms.txt): $0.003/call via x402. Calculates the fixed monthly payment, total repaid, and total interest for a loan using the annuity formula given principal, annual interest rate, and term in years.
- [AgentTools Area Unit Converter](https://www.zero.xyz/c/agenttools-area-unit-converter-e7f3df92/llms.txt): $0.002/call via x402. Converts a numeric value between area units including square millimeters, centimeters, meters, kilometers, hectares, acres, square feet, and square miles.
- [AgentTools Gas Fee Calculator](https://www.zero.xyz/c/agenttools-gas-fee-calculator-c171dd93/llms.txt): $0.003/call via x402. Calculates Ethereum transaction cost in ETH and USD from gas units, gas price in gwei, and current ETH price using exact BigInt math
- [AgentTools Crypto Price](https://www.zero.xyz/c/agenttools-crypto-price-b112a237/llms.txt): $0.005/call via x402. Returns live cryptocurrency prices in USD, EUR, GBP, or JPY plus 24-hour change for any coin by id or ticker via CoinGecko (60-second cache).
- [AgentTools Wei-ETH Unit Converter](https://www.zero.xyz/c/agenttools-wei-eth-unit-converter-14068234/llms.txt): $0.002/call via x402. Converts between Ethereum denomination units (wei, kwei, mwei, gwei, microether, milliether, ether) using exact BigInt arithmetic to avoid floating-point errors.
- [AgentTools Text Entity Extractor](https://www.zero.xyz/c/agenttools-text-entity-extractor-42f72999/llms.txt): $0.005/call via x402. Scans raw unstructured text and extracts structured, deduplicated entities: email addresses, URLs, IPv4 addresses, phone numbers, and domains.
- [AgentTools Margin Calculator](https://www.zero.xyz/c/agenttools-margin-calculator-e4f00693/llms.txt): $0.002/call via x402. Calculates gross profit, profit margin (profit as % of selling price), and markup (profit as % of cost) from a unit cost and selling price.
- [AgentTools ICS Parser](https://www.zero.xyz/c/agenttools-ics-parser-f5a97cab/llms.txt): $0.003/call via x402. Parses iCalendar (.ics) content into structured JSON with event title, start/end times, location, organizer, and description
- [AgentTools NFT Collection Accumulation & Exit Analysis](https://www.zero.xyz/c/agenttools-nft-collection-accumulation-exit-analysis-3b25c519/llms.txt): $0.005/call via x402. Returns a live transfer feed for an NFT collection with per-address net position analysis, ranking wallets by accumulation (net buys) versus exits (net sells) over recent activity.
- [AgentTools JWT Decoder](https://www.zero.xyz/c/agenttools-jwt-decoder-c03d6ec2/llms.txt): $0.003/call via x402. Decodes a JWT's header and payload into readable JSON without verifying the signature — exp and iat claims are rendered as human-readable dates.
- [AgentTools Hash Digest Generator](https://www.zero.xyz/c/agenttools-hash-digest-generator-6977b64e/llms.txt): $0.002/call via x402. Computes exact cryptographic hash digests (SHA-256, SHA-512, SHA-1, MD5) of any UTF-8 text string, returning a deterministic hex digest.
- [AgentTools Text Chunker](https://www.zero.xyz/c/agenttools-text-chunker-003b29ba/llms.txt): $0.005/call via x402. Splits raw text into token-budget-aware, sentence-boundary-respecting chunks with configurable overlap for RAG pipeline preparation.
- [AgentTools JSON Formatter & Validator](https://www.zero.xyz/c/agenttools-json-formatter-validator-434d57af/llms.txt): $0.002/call via x402. Validates JSON with precise error messages, pretty-prints it with configurable indentation, and returns its top-level type and element count.
- [AgentTools HTTP Status Code Lookup](https://www.zero.xyz/c/agenttools-http-status-code-lookup-f242a3d2/llms.txt): $0.002/call via x402. Returns the phrase, category, and explanation for any HTTP status code, or lists all codes within a given category (1xx–5xx).
- [AgentTools Number Base Converter](https://www.zero.xyz/c/agenttools-number-base-converter-48cf8004/llms.txt): $0.002/call via x402. Converts integers from one numeric base to another (bases 2–36, e.g. binary, octal, decimal, hex) with BigInt precision and no magnitude limit.
- [AgentTools Base64 Encode/Decode](https://www.zero.xyz/c/agenttools-base64-encode-decode-87aeac39/llms.txt): $0.002/call via x402. Encodes plain text to base64 or decodes base64 back to plain text, with full UTF-8 support including emoji and non-Latin scripts.
- [AgentTools Country Reference Database](https://

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