# Services from omni-api-cyan.vercel.app on Zero

> omni-api-cyan.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/omni-api-cyan.vercel.app
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/omni-api-cyan.vercel.app/health.json

## Services

- [OmniAPI JWT Decode](https://www.zero.xyz/c/omniapi-jwt-decode-293aadaf/llms.txt): $0.11915/call via x402. Decodes a JWT (JSON Web Token) to extract its header, payload, and claims without verification
- [OmniAPI Regex Generator](https://www.zero.xyz/c/omniapi-regex-generator-d5fa1f0c/llms.txt): $0.039054/call via x402. Generates a regular expression pattern based on a natural language description or example input query
- [OmniAPI AI Cover Letter Generator](https://www.zero.xyz/c/omniapi-ai-cover-letter-generator-d920ad9a/llms.txt): $0.102499/call via x402. Generates a tailored cover letter using AI based on a job description or query input
- [OmniAPI Crypto Address Transaction Lookup](https://www.zero.xyz/c/omniapi-crypto-address-transaction-lookup-3d7a0f2d/llms.txt): $0.047775/call via x402. Retrieves the transaction history for a given blockchain address across supported chains
- [OmniAPI Instagram Caption Generator](https://www.zero.xyz/c/omniapi-instagram-caption-generator-627a4425/llms.txt): $0.123132/call via x402. Generates AI-written captions for Instagram posts based on a user-provided query or description
- [OmniAPI Forex Currency Converter](https://www.zero.xyz/c/omniapi-forex-currency-converter-9487eeaf/llms.txt): $0.120071/call via x402. Converts a monetary amount from one currency to another using live foreign exchange rates
- [OmniAPI AI Image Describe](https://www.zero.xyz/c/omniapi-ai-image-describe-3a65f84e/llms.txt): $0.14464/call via x402. Analyzes and generates a natural language description of an image provided via URL or query input
- [OmniAPI Audio Transcription](https://www.zero.xyz/c/omniapi-audio-transcription-97b8e8f2/llms.txt): $0.026977/call via x402. Transcribes audio input into text using an AI-powered speech-to-text service, paid per call via USDC over the x402 protocol
- [OmniAPI Base64 Encode](https://www.zero.xyz/c/omniapi-base64-encode-2d02df42/llms.txt): $0.071681/call via x402. Encodes a string or binary input into Base64 format
- [OmniAPI YouTube Script Generator](https://www.zero.xyz/c/omniapi-youtube-script-generator-758c1c6a/llms.txt): $0.037765/call via x402. Generates a YouTube video script based on a given topic or search query
- [OmniAPI Length Unit Converter](https://www.zero.xyz/c/omniapi-length-unit-converter-7ea38a66/llms.txt): $0.026508/call via x402. Converts a length value from one unit of measurement to another (e.g. miles to kilometers, inches to centimeters).
- [OmniAPI Cron Expression Parser](https://www.zero.xyz/c/omniapi-cron-expression-parser-ef527398/llms.txt): $0.107622/call via x402. Parses a cron expression string and returns its schedule components, next run times, and human-readable description
- [OmniAPI QR Code Decode](https://www.zero.xyz/c/omniapi-qr-code-decode-17fdf011/llms.txt): $0.144948/call via x402. Decodes a QR code image or data and returns the embedded content/payload
- [OmniAPI Named Entity Recognition (NER)](https://www.zero.xyz/c/omniapi-named-entity-recognition-ner-17f64fa0/llms.txt): $0.110144/call via x402. Extracts named entities (people, organizations, locations, dates, etc.) from input text using AI-powered NER
- [OmniAPI Geo Address Validate](https://www.zero.xyz/c/omniapi-geo-address-validate-955d7dff/llms.txt): $0.029991/call via x402. Validates a postal or street address by checking its correctness, format, and deliverability
- [OmniAPI Weight Converter](https://www.zero.xyz/c/omniapi-weight-converter-6898fe43/llms.txt): $0.117411/call via x402. Converts a weight value from one unit of measurement to another (e.g. kilograms to pounds)
- [OmniAPI Color Format Converter](https://www.zero.xyz/c/omniapi-color-format-converter-37822481/llms.txt): $0.120627/call via x402. Converts a color value from one format to another (e.g. HEX to RGB, HSL to CMYK) via a pay-per-call x402 endpoint.
- [OmniAPI URL Expander](https://www.zero.xyz/c/omniapi-url-expander-380e8f82/llms.txt): $0.044501/call via x402. Expands a shortened or obfuscated URL to reveal its full, original destination URL
- [OmniAPI PDF Extract](https://www.zero.xyz/c/omniapi-pdf-extract-de33396c/llms.txt): $0.098461/call via x402. Extracts text and content from PDF documents via a pay-per-call web endpoint
- [OmniAPI HTML-to-Text Converter](https://www.zero.xyz/c/omniapi-html-to-text-converter-eae0b267/llms.txt): $0.046385/call via x402. Converts HTML markup into clean plain text by stripping tags and formatting
- [OmniAPI AI Joke Generator](https://www.zero.xyz/c/omniapi-ai-joke-generator-c41ed733/llms.txt): $0.148833/call via x402. Generates a joke on demand based on a query or topic input, delivered as a paid-per-call AI endpoint via x402/USDC.
- [OmniAPI Mortgage Calculator](https://www.zero.xyz/c/omniapi-mortgage-calculator-7c4016fc/llms.txt): $0.012629/call via x402. Calculates mortgage payment estimates and amortization details given loan parameters
- [OmniAPI Twitter Thread Generator](https://www.zero.xyz/c/omniapi-twitter-thread-generator-7d40a9e4/llms.txt): $0.095861/call via x402. Generates a Twitter/X thread from a given topic or query using AI
- [OmniAPI SEO Keywords Generator](https://www.zero.xyz/c/omniapi-seo-keywords-generator-26e2ede3/llms.txt): $0.015229/call via x402. Generates SEO keyword suggestions and analysis for a given search query or topic using AI
- [OmniAPI BMI Calculator](https://www.zero.xyz/c/omniapi-bmi-calculator-003cce1f/llms.txt): $0.0187/call via x402. Calculates Body Mass Index (BMI) given height and weight inputs, returning the BMI value and classification
- [OmniAPI AI Sentiment Analysis](https://www.zero.xyz/c/omniapi-ai-sentiment-analysis-2a6f1780/llms.txt): $0.062018/call via x402. Analyzes the sentiment of a given text input and returns a sentiment classification (e.g. positive, negative, neutral) with associated scores.
- [OmniAPI Podcast Outline Generator](https://www.zero.xyz/c/omniapi-podcast-outline-generator-77e8207a/llms.txt): $0.107295/call via x402. Generates a structured podcast episode outline from a topic query using AI
- [OmniAPI AI Paraphrase Endpoint](https://www.zero.xyz/c/omniapi-ai-paraphrase-endpoint-49c282ce/llms.txt): $0.141451/call via x402. Rewrites and paraphrases input text to produce alternative phrasings while preserving the original meaning
- [OmniAPI Crypto Address Token Holdings Lookup](https://www.zero.xyz/c/omniapi-crypto-address-token-holdings-lookup-653a0414/llms.txt): $0.068504/call via x402. Retrieves the token holdings and balances associated with a given blockchain wallet address across multiple chains.
- [OmniAPI Text Diff](https://www.zero.xyz/c/omniapi-text-diff-2b3ffe42/llms.txt): $0.138396/call via x402. Computes and returns a diff (difference) between two text inputs, highlighting additions, deletions, and changes.
- [OmniAPI Pressure Unit Converter](https://www.zero.xyz/c/omniapi-pressure-unit-converter-94b0c3c2/llms.txt): $0.119732/call via x402. Converts pressure values between different units (e.g. Pascal, bar, PSI, atm, mmHg)
- [OmniAPI AI Story Generator](https://www.zero.xyz/c/omniapi-ai-story-generator-3044d8db/llms.txt): $0.024053/call via x402. Generates AI-written stories or narrative content based on a text query or prompt
- [OmniAPI Time Conversion](https://www.zero.xyz/c/omniapi-time-conversion-38574d7c/llms.txt): $0.128098/call via x402. Converts a time value or expression from one timezone or format to another via a natural language query
- [OmniAPI Body Fat Calculator](https://www.zero.xyz/c/omniapi-body-fat-calculator-1ee2090a/llms.txt): $0.132459/call via x402. Calculates estimated body fat percentage from user-provided physical measurements or health data
- [OmniAPI Temperature Converter](https://www.zero.xyz/c/omniapi-temperature-converter-f2069784/llms.txt): $0.07221/call via x402. Converts a temperature value between units (e.g. Celsius, Fahrenheit, Kelvin) via a pay-per-call API using x402/USDC micropayments.
- [OmniAPI Speed Unit Converter](https://www.zero.xyz/c/omniapi-speed-unit-converter-c1fe8d20/llms.txt): $0.044791/call via x402. Converts speed values between different units of measurement (e.g. mph, km/h, m/s, knots)
- [OmniAPI Grammar Checker](https://www.zero.xyz/c/omniapi-grammar-checker-22adc991/llms.txt): $0.033122/call via x402. Checks and corrects grammar in a given text input, returning grammatically improved or validated content
- [OmniAPI AI Hashtag Generator](https://www.zero.xyz/c/omniapi-ai-hashtag-generator-0e1e7617/llms.txt): $0.057224/call via x402. Generates relevant hashtags for a given topic or piece of content using AI
- [OmniAPI Base64 Decode](https://www.zero.xyz/c/omniapi-base64-decode-96fa7bd7/llms.txt): $0.052257/call via x402. Decodes a Base64-encoded string back into its original plain-text or binary representation
- [OmniAPI Geo Distance Calculator](https://www.zero.xyz/c/omniapi-geo-distance-calculator-0346074e/llms.txt): $0.077813/call via x402. Calculates the geographic distance between two locations via a paid per-call API using USDC via x402
- [OmniAPI AI Slogan Generator](https://www.zero.xyz/c/omniapi-ai-slogan-generator-97a188cc/llms.txt): $0.057837/call via x402. Generates a catchy marketing slogan for a given topic, brand, or concept using AI
- [OmniAPI Area Unit Converter](https://www.zero.xyz/c/omniapi-area-unit-converter-6368442d/llms.txt): $0.13047/call via x402. Converts area measurements between different units (e.g. square meters to acres, hectares to square feet)
- [OmniAPI AI Poem Generator](https://www.zero.xyz/c/omniapi-ai-poem-generator-c3230626/llms.txt): $0.047399/call via x402. Generates an original poem based on a text query or prompt using AI
- [OmniAPI Crypto Transaction Trace](https://www.zero.xyz/c/omniapi-crypto-transaction-trace-6ab4a870/llms.txt): $0.088035/call via x402. Traces the execution path and internal calls of a blockchain transaction across multiple chains
- [OmniAPI Crypto Contract Read](https://www.zero.xyz/c/omniapi-crypto-contract-read-a19be601/llms.txt): $0.039079/call via x402. Reads data from a smart contract on one of 9+ supported blockchains via a pay-per-call USDC API
- [OmniAPI Crypto Address Balance Lookup](https://www.zero.xyz/c/omniapi-crypto-address-balance-lookup-e88ea43f/llms.txt): $0.149836/call via x402. Returns the cryptocurrency balance of a given blockchain address across supported chains
- [OmniAPI Text-to-Speech (TTS)](https://www.zero.xyz/c/omniapi-text-to-speech-tts-c2faaca4/llms.txt): $0.030472/call via x402. Converts input text into spoken audio using a text-to-speech AI model, payable per call in USDC via x402.
- [OmniAPI SEO Meta Tag Generator](https://www.zero.xyz/c/omniapi-seo-meta-tag-generator-97c68d88/llms.txt): $0.098554/call via x402. Generates SEO meta tags (title, description, keywords, etc.) for a given query or content input
- [OmniAPI AI Code Explain](https://www.zero.xyz/c/omniapi-ai-code-explain-bdd67e28/llms.txt): $0.084731/call via x402. Accepts a code snippet or query and returns a natural-language explanation of what the code does
- [OmniAPI Regex Test](https://www.zero.xyz/c/omniapi-regex-test-0c7b2413/llms.txt): $0.133649/call via x402. Tests whether a given string matches a specified regular expression pattern, returning match results
- [OmniAPI Barcode Generator](https://www.zero.xyz/c/omniapi-barcode-generator-9643b82b/llms.txt): $0.081891/call via x402. Generates a barcode image from provided input data (text, numbers, or product codes)
- [OmniAPI AI Code Debugger](https://www.zero.xyz/c/omniapi-ai-code-debugger-ca52759a/llms.txt): $0.134048/call via x402. Debugs code snippets by analyzing errors, identifying bugs, and suggesting fixes using AI
- [OmniAPI Volume Converter](https://www.zero.xyz/c/omniapi-volume-converter-089c5e9a/llms.txt): $0.088247/call via x402. Converts a volume measurement from one unit to another given a natural language or structured query
- [OmniAPI AI Email Reply Generator](https://www.zero.xyz/c/omniapi-ai-email-reply-generator-afd88bce/llms.txt): $0.029473/call via x402. Generates an AI-crafted reply to an email given the original email content or query
- [OmniAPI QR Code Generator](https://www.zero.xyz/c/omniapi-qr-code-generator-516e8dd3/llms.txt): $0.140308/call via x402. Generates a QR code image from a given input string or URL, paid per call via x402 USDC micropayment
- [OmniAPI AI Keywords Extraction](https://www.zero.xyz/c/omniapi-ai-keywords-extraction-da782b83/llms.txt): $0.118926/call via x402. Extracts or generates relevant keywords from a text query using AI, paid per call via x402 USDC micropayment.
- [OmniAPI Crypto Portfolio Endpoint](https://www.zero.xyz/c/omniapi-crypto-portfolio-endpoint-eb6830f0/llms.txt): $0.017169/call via x402. Retrieves or analyzes a cryptocurrency portfolio by querying across multiple chains, returning aggregated portfolio data for a given address or query.
- [OmniAPI AI Caption Generator](https://www.zero.xyz/c/omniapi-ai-caption-generator-1be49574/llms.txt): $0.04612/call via x402. Generates a descriptive text caption for a given input (image URL, text, or query) using AI
- [OmniAPI AI Embeddings](https://www.zero.xyz/c/omniapi-ai-embeddings-e03205e5/llms.txt): $0.021615/call via x402. Generates vector embeddings for a given text input or query via a pay-per-call USDC endpoint
- [OmniAPI AI Headlines](https://www.zero.xyz/c/omniapi-ai-headlines-b7937fbc/llms.txt): $0.107012/call via x402. Fetches AI-curated news headlines based on a search query, returning relevant news results via a pay-per-call x402 endpoint.
- [OmniAPI URL Shortener](https://www.zero.xyz/c/omniapi-url-shortener-82e74355/llms.txt): $0.048953/call via x402. Shortens a long URL into a compact, shareable short link
- [OmniAPI AI Outliner](https://www.zero.xyz/c/omniapi-ai-outliner-963e3be5/llms.txt): $0.0589/call via x402. Generates a structured outline or hierarchical summary from a given text query or input using AI
- [OmniAPI Geo ETA](https://www.zero.xyz/c/omniapi-geo-eta-5e97c1a4/llms.txt): $0.018209/call via x402. Estimates travel time (ETA) between geographic locations given a query describing origin and destination
- [OmniAPI AI Summarize](https://www.zero.xyz/c/omniapi-ai-summarize-90dd34e9/llms.txt): $0.069531/call via x402. Summarizes or condenses input text or query results into a concise summary using AI
- [OmniAPI AI Bio Generator](https://www.zero.xyz/c/omniapi-ai-bio-generator-571bca04/llms.txt): $0.121555/call via x402. Generates a professional or social biography for a person or entity based on a text query
- [OmniAPI AI Similarity](https://www.zero.xyz/c/omniapi-ai-similarity-50cf8095/llms.txt): $0.087051/call via x402. Computes semantic similarity between a query text and input data, returning a similarity score or ranked results
- [OmniAPI AI Flashcard Generator](https://www.zero.xyz/c/omniapi-ai-flashcard-generator-18602d76/llms.txt): $0.043807/call via x402. Generates AI-powered study flashcards from a text query or input topic, paid per call via x402 USDC
- [OmniAPI Text Readability Analyzer](https://www.zero.xyz/c/omniapi-text-readability-analyzer-fcd30a5c/llms.txt): $0.067179/call via x402. Analyzes the readability of a given text and returns readability scores and metrics
- [OmniAPI Word Count](https://www.zero.xyz/c/omniapi-word-count-c869c5f8/llms.txt): $0.082554/call via x402. Counts the number of words in a given text string
- [OmniAPI AI Completion Endpoint](https://www.zero.xyz/c/omniapi-ai-completion-endpoint-be1b88a3/llms.txt): $0.148739/call via x402. Generates AI text completions from a natural language query or prompt, paid per call via x402 USDC micropayments.
- [OmniAPI AI Email Generator](https://www.zero.xyz/c/omniapi-ai-email-generator-0b1b37b1/llms.txt): $0.102486/call via x402. Generates AI-written email content based on a query or prompt d

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