# Services from nexus-api-peach-nine.vercel.app on Zero

> nexus-api-peach-nine.vercel.app serves 119 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/nexus-api-peach-nine.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/nexus-api-peach-nine.vercel.app/health.json

## Services

- [NexusAPI Regex Test](https://www.zero.xyz/c/nexusapi-regex-test-6524794c/llms.txt): $0.144119/call via x402. Tests whether a given input string matches a specified regular expression pattern
- [NexusAPI Length Converter](https://www.zero.xyz/c/nexusapi-length-converter-e8f458f9/llms.txt): $0.147418/call via x402. Converts a length value from one unit of measurement to another (e.g. meters to feet, miles to kilometers)
- [NexusAPI JWT Decode](https://www.zero.xyz/c/nexusapi-jwt-decode-4e1deedf/llms.txt): $0.160058/call via x402. Decodes a JWT (JSON Web Token) to extract its header, payload, and signature components without verifying the signature
- [NexusAPI Geo Address Validation](https://www.zero.xyz/c/nexusapi-geo-address-validation-74c1e0e7/llms.txt): $0.060722/call via x402. Validates a geographic address string to confirm it is real, well-formed, and correctly formatted
- [NexusAPI Crypto Address Balance Lookup](https://www.zero.xyz/c/nexusapi-crypto-address-balance-lookup-47e54db4/llms.txt): $0.130773/call via x402. Retrieves the cryptocurrency balance for a given blockchain wallet address
- [NexusAPI Cover Letter Generator](https://www.zero.xyz/c/nexusapi-cover-letter-generator-0e0d5855/llms.txt): $0.173236/call via x402. Generates a tailored cover letter based on a provided job description, resume, or query input
- [NexusAPI Audio Transcription](https://www.zero.xyz/c/nexusapi-audio-transcription-b4e04ffa/llms.txt): $0.187285/call via x402. Transcribes audio content into text using an AI-powered speech-to-text service, paid per call in USDC on Base
- [NexusAPI Weight Converter](https://www.zero.xyz/c/nexusapi-weight-converter-92721206/llms.txt): $0.07817/call via x402. Converts weight values between different units of measurement (e.g. kilograms, pounds, ounces, grams)
- [NexusAPI AI Email Generator](https://www.zero.xyz/c/nexusapi-ai-email-generator-8e8bb94c/llms.txt): $0.152864/call via x402. Generates email content using AI based on a natural language query or prompt describing the desired email
- [NexusAPI URL Shortener](https://www.zero.xyz/c/nexusapi-url-shortener-157517df/llms.txt): $0.059672/call via x402. Shortens a long URL into a compact short link via a pay-per-call API endpoint
- [NexusAPI AI Image Describe](https://www.zero.xyz/c/nexusapi-ai-image-describe-bf416ce2/llms.txt): $0.195281/call via x402. Analyzes and describes the content of an image using AI vision
- [NexusAPI JWT Encode](https://www.zero.xyz/c/nexusapi-jwt-encode-87265d2e/llms.txt): $0.119464/call via x402. Encodes a payload into a signed JWT (JSON Web Token) string
- [NexusAPI Cron Expression Parser](https://www.zero.xyz/c/nexusapi-cron-expression-parser-4d291ea2/llms.txt): $0.067996/call via x402. Parses a cron expression string and returns its schedule details, next run times, and human-readable description
- [NexusAPI QR Code Generator](https://www.zero.xyz/c/nexusapi-qr-code-generator-55cfa5f8/llms.txt): $0.071198/call via x402. Generates a QR code image from a given text, URL, or data string
- [NexusAPI YouTube Script Generator](https://www.zero.xyz/c/nexusapi-youtube-script-generator-f42ac100/llms.txt): $0.198008/call via x402. Generates a YouTube video script based on a given topic or query
- [NexusAPI Forex Currency Converter](https://www.zero.xyz/c/nexusapi-forex-currency-converter-ce00e744/llms.txt): $0.060769/call via x402. Converts a monetary amount from one currency to another using live forex exchange rates
- [NexusAPI HTML to Text Converter](https://www.zero.xyz/c/nexusapi-html-to-text-converter-10f853e7/llms.txt): $0.05686/call via x402. Converts HTML markup into clean plain text by stripping tags and formatting
- [NexusAPI Pressure Unit Converter](https://www.zero.xyz/c/nexusapi-pressure-unit-converter-861b7e96/llms.txt): $0.189918/call via x402. Converts pressure values between different units (e.g. Pa, bar, psi, atm, mmHg, hPa)
- [NexusAPI Crypto Contract Verifier](https://www.zero.xyz/c/nexusapi-crypto-contract-verifier-abe77e0f/llms.txt): $0.109163/call via x402. Verifies and validates smart contract code or address authenticity on a blockchain network
- [NexusAPI Geo Isoline](https://www.zero.xyz/c/nexusapi-geo-isoline-98b0f07f/llms.txt): $0.063111/call via x402. Generates geographic isoline (isochrone/isodistance) polygons representing reachable areas from a point within a given time or distance threshold
- [NexusAPI Time Conversion](https://www.zero.xyz/c/nexusapi-time-conversion-03bba970/llms.txt): $0.128199/call via x402. Converts time values between timezones or formats via a natural language query
- [NexusAPI AI Poem Generator](https://www.zero.xyz/c/nexusapi-ai-poem-generator-35aa4976/llms.txt): $0.068102/call via x402. Generates a poem based on a text query or topic prompt, paid per call in USDC on Base
- [NexusAPI Speed Unit Converter](https://www.zero.xyz/c/nexusapi-speed-unit-converter-f8ada709/llms.txt): $0.125741/call via x402. Converts speed values between different units of measurement (e.g. mph, km/h, m/s, knots)
- [NexusAPI Geo Distance Calculator](https://www.zero.xyz/c/nexusapi-geo-distance-calculator-19a45aa3/llms.txt): $0.117955/call via x402. Calculates the geographic distance between two locations using their coordinates or addresses
- [NexusAPI BMI Calculator](https://www.zero.xyz/c/nexusapi-bmi-calculator-3585a774/llms.txt): $0.068968/call via x402. Calculates Body Mass Index (BMI) given height and weight inputs
- [NexusAPI Hash Verify](https://www.zero.xyz/c/nexusapi-hash-verify-1269db2d/llms.txt): $0.131976/call via x402. Verifies whether a given hash matches an expected value or input, confirming data integrity
- [NexusAPI AI Email Reply Generator](https://www.zero.xyz/c/nexusapi-ai-email-reply-generator-1d04c34a/llms.txt): $0.05036/call via x402. Generates a contextually appropriate AI-written reply to an email given a query or context string
- [NexusAPI AI Code Explainer](https://www.zero.xyz/c/nexusapi-ai-code-explainer-68e86b83/llms.txt): $0.055445/call via x402. Accepts a code snippet or query and returns a natural-language explanation of what the code does
- [NexusAPI AI Caption Generator](https://www.zero.xyz/c/nexusapi-ai-caption-generator-15ce8e17/llms.txt): $0.097132/call via x402. Generates a descriptive or creative caption for a given query or image concept using AI
- [NexusAPI Grammar Checker](https://www.zero.xyz/c/nexusapi-grammar-checker-5a26f0e0/llms.txt): $0.184005/call via x402. Checks and corrects grammar in a given text, returning suggestions or corrected output
- [NexusAPI Base64 Encode](https://www.zero.xyz/c/nexusapi-base64-encode-a5b25650/llms.txt): $0.052518/call via x402. Encodes a given string or data into its Base64 representation
- [NexusAPI Regex Generator](https://www.zero.xyz/c/nexusapi-regex-generator-a8589890/llms.txt): $0.199877/call via x402. Generates a regular expression pattern from a natural language description of the pattern to match
- [NexusAPI Energy Unit Converter](https://www.zero.xyz/c/nexusapi-energy-unit-converter-ec5c88d8/llms.txt): $0.196438/call via x402. Converts energy values between different units (e.g., joules, calories, kilowatt-hours, BTUs, electron-volts)
- [NexusAPI Podcast Outline Generator](https://www.zero.xyz/c/nexusapi-podcast-outline-generator-ec4b83e0/llms.txt): $0.098095/call via x402. Generates a structured podcast episode outline from a given topic or query
- [NexusAPI Volume Unit Converter](https://www.zero.xyz/c/nexusapi-volume-unit-converter-b12600e2/llms.txt): $0.169016/call via x402. Converts volume measurements between different units (e.g. liters, gallons, milliliters, cubic feet)
- [NexusAPI Text Readability Analyzer](https://www.zero.xyz/c/nexusapi-text-readability-analyzer-b5aab1b9/llms.txt): $0.197271/call via x402. Analyzes the readability of a given text, returning readability scores and grade-level metrics
- [NexusAPI SEO Meta Tag Generator](https://www.zero.xyz/c/nexusapi-seo-meta-tag-generator-887addee/llms.txt): $0.099298/call via x402. Generates SEO meta tags (title, description, keywords, etc.) for a given search query or topic
- [NexusAPI SEO Keyword Research](https://www.zero.xyz/c/nexusapi-seo-keyword-research-e9b7230a/llms.txt): $0.195451/call via x402. Generates SEO keyword suggestions and related search terms for a given query or topic
- [NexusAPI Area Unit Converter](https://www.zero.xyz/c/nexusapi-area-unit-converter-ba41b99f/llms.txt): $0.170571/call via x402. Converts area measurements between different units (e.g., square meters to acres, hectares to square feet)
- [NexusAPI URL Expander](https://www.zero.xyz/c/nexusapi-url-expander-12fe9221/llms.txt): $0.144662/call via x402. Expands shortened or obfuscated URLs to reveal their full, original destination URLs
- [NexusAPI AI Sentiment Analysis](https://www.zero.xyz/c/nexusapi-ai-sentiment-analysis-9e1e3cfa/llms.txt): $0.122078/call via x402. Analyzes the sentiment of a given text or search query, returning a sentiment classification and related scores
- [NexusAPI AI Slogan Generator](https://www.zero.xyz/c/nexusapi-ai-slogan-generator-cbb0ac83/llms.txt): $0.198687/call via x402. Generates a catchy slogan or tagline for a given topic, brand, or concept using AI
- [NexusAPI QR Code Decoder](https://www.zero.xyz/c/nexusapi-qr-code-decoder-608b6cb5/llms.txt): $0.095165/call via x402. Decodes a QR code image URL or data and returns the text or URL encoded within it
- [NexusAPI Crypto Contract Read](https://www.zero.xyz/c/nexusapi-crypto-contract-read-f52f64bd/llms.txt): $0.059945/call via x402. Reads data from a smart contract on-chain by querying contract state or calling a read-only contract function
- [NexusAPI Base64 Decode](https://www.zero.xyz/c/nexusapi-base64-decode-ae2cf372/llms.txt): $0.093112/call via x402. Decodes a Base64-encoded string back into its original plaintext representation
- [NexusAPI Crypto Transaction Trace](https://www.zero.xyz/c/nexusapi-crypto-transaction-trace-4cdc0df5/llms.txt): $0.078241/call via x402. Traces a cryptocurrency transaction to reveal its full execution path, internal calls, and state changes on-chain
- [NexusAPI Geo Directions](https://www.zero.xyz/c/nexusapi-geo-directions-42d68e7d/llms.txt): $0.144254/call via x402. Returns navigation directions between locations given a routing query
- [NexusAPI Compound Interest Calculator](https://www.zero.xyz/c/nexusapi-compound-interest-calculator-8d87fdae/llms.txt): $0.106656/call via x402. Calculates compound interest growth for a given principal, rate, and time period
- [NexusAPI Geo Address Formatter](https://www.zero.xyz/c/nexusapi-geo-address-formatter-a9b24671/llms.txt): $0.091725/call via x402. Formats and standardizes a geographic address string into a structured, normalized format
- [NexusAPI Named Entity Recognition (NER)](https://www.zero.xyz/c/nexusapi-named-entity-recognition-ner-60b694f7/llms.txt): $0.140649/call via x402. Extracts named entities (people, organizations, locations, dates, etc.) from a text query using NLP
- [NexusAPI AI Flashcard Generator](https://www.zero.xyz/c/nexusapi-ai-flashcard-generator-59e4b7a2/llms.txt): $0.16432/call via x402. Generates educational flashcards on a given topic or query using AI
- [NexusAPI Instagram Caption Generator](https://www.zero.xyz/c/nexusapi-instagram-caption-generator-5c618c60/llms.txt): $0.093609/call via x402. Generates AI-written captions for Instagram posts based on a text query or topic input
- [NexusAPI Character Count](https://www.zero.xyz/c/nexusapi-character-count-ce51722f/llms.txt): $0.144365/call via x402. Counts the number of characters in a given text string
- [NexusAPI Body Fat Calculator](https://www.zero.xyz/c/nexusapi-body-fat-calculator-eb54dc5d/llms.txt): $0.053455/call via x402. Estimates body fat percentage based on user-provided physical measurements or query parameters
- [NexusAPI Color Convert](https://www.zero.xyz/c/nexusapi-color-convert-7373ef99/llms.txt): $0.070734/call via x402. Converts color values between different color formats and spaces (e.g., HEX to RGB, HSL, CMYK, etc.)
- [NexusAPI AI Hashtag Generator](https://www.zero.xyz/c/nexusapi-ai-hashtag-generator-0e34feae/llms.txt): $0.068188/call via x402. Generates or searches AI-powered hashtag suggestions for a given query or topic
- [NexusAPI AI Image Generator](https://www.zero.xyz/c/nexusapi-ai-image-generator-8f75f0ed/llms.txt): $0.192696/call via x402. Generates images from a text query or prompt using AI, paid per call in USDC on Base
- [NexusAPI AI Image Variations](https://www.zero.xyz/c/nexusapi-ai-image-variations-d5062211/llms.txt): $0.110839/call via x402. Generates variations of an input image using AI, returning alternative versions based on the provided query or image reference.
- [NexusAPI Text-to-Speech (TTS)](https://www.zero.xyz/c/nexusapi-text-to-speech-tts-e85b9e9a/llms.txt): $0.080678/call via x402. Converts text input into synthesized audio speech using AI voice generation, accessible via per-call USDC payment on Base.
- [NexusAPI Geo ETA Estimation](https://www.zero.xyz/c/nexusapi-geo-eta-estimation-f1c0f0fb/llms.txt): $0.079088/call via x402. Estimates travel time (ETA) between two geographic locations or for a route query
- [NexusAPI Food Compare](https://www.zero.xyz/c/nexusapi-food-compare-47fcf189/llms.txt): $0.125856/call via x402. Compares two or more food items by nutritional content, health attributes, or other criteria
- [NexusAPI Word Count](https://www.zero.xyz/c/nexusapi-word-count-c0c88d2a/llms.txt): $0.16305/call via x402. Counts the number of words in a given text input
- [NexusAPI Temperature Converter](https://www.zero.xyz/c/nexusapi-temperature-converter-c93b39a6/llms.txt): $0.112724/call via x402. Converts temperature values between different units (e.g., Celsius, Fahrenheit, Kelvin)
- [NexusAPI Loan Calculator](https://www.zero.xyz/c/nexusapi-loan-calculator-8382d0d8/llms.txt): $0.165306/call via x402. Calculates loan payment schedules, interest amounts, and repayment details based on loan parameters
- [NexusAPI AI Paraphrase](https://www.zero.xyz/c/nexusapi-ai-paraphrase-25ca7527/llms.txt): $0.092155/call via x402. Paraphrases or rewrites input text into alternative phrasing while preserving meaning
- [NexusAPI Crypto Address Token Lookup](https://www.zero.xyz/c/nexusapi-crypto-address-token-lookup-760454a3/llms.txt): $0.068725/call via x402. Retrieves all tokens held by a given cryptocurrency wallet address
- [NexusAPI AI Headlines](https://www.zero.xyz/c/nexusapi-ai-headlines-c39ac96e/llms.txt): $0.057405/call via x402. Fetches AI-curated news headlines based on a search query
- [NexusAPI Mortgage Calculator](https://www.zero.xyz/c/nexusapi-mortgage-calculator-4f2fcc82/llms.txt): $0.133379/call via x402. Calculates mortgage payments and related financial metrics given loan parameters
- [NexusAPI Barcode Generator](https://www.zero.xyz/c/nexusapi-barcode-generator-79a9eb23/llms.txt): $0.052905/call via x402. Generates a barcode image from a given input string or product code
- [NexusAPI PDF Extract](https://www.zero.xyz/c/nexusapi-pdf-extract-71f27419/llms.txt): $0.078761/call via x402. Extracts text and content from PDF documents via a web URL or query input
- [NexusAPI Crypto Address Transactions Lookup](https://www

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