49 Services from x402-zoo.lolagent.workers.dev

Resolves IATA/ICAO airport codes or airport name queries to city, country, coordinates, and timezone using a curated dataset.

Calculates the contrast ratio between two HEX colors and evaluates WCAG AA and AAA accessibility thresholds for text.

Converts arbitrary text into a lowercase, ASCII-friendly URL slug suitable for use in URLs and identifiers.

Converts any text string into its NATO phonetic alphabet spelling (e.g. 'ABC' → 'Alfa Bravo Charlie')

Checks whether a given text string is a palindrome after normalizing case, punctuation, and whitespace.

Calculates approximate lunar phase, illumination percentage, and lunar age for a given date.

Converts compact headers and rows query parameters into a valid Markdown table string

Generates a structured fictional RPG quest with objective, obstacle, twist, reward, and failure consequence from optional seed, genre, location, and difficulty parameters.

Fetches two Wayback Machine snapshots near caller-supplied dates for a URL and returns the snapshot URLs plus textual evidence of changes between them.

Generates a structured fictional non-player character (NPC) with identity, role, personality, motive, secret, and mannerism attributes.

Heuristically scores how easy a given string (such as a password or word) is to pronounce aloud.

Resolves country names and ISO alpha-2/alpha-3 codes to normalized country identifiers using a bundled country table.

Converts arbitrary text into a safe, cross-platform filename by replacing illegal or problematic characters

Returns the MIME type for a given filename by inspecting its extension, with an optional declared-type fallback if the extension is ambiguous or unrecognized.

Fetches a public webpage and compares its current text to caller-supplied prior text, reporting whether the content has changed.

Generates a fictional structured story prompt with protagonist, goal, obstacle, setting, and twist via a paid GET endpoint.

Returns a real city from a curated worldwide sample, including country and geographic coordinates.

Rolls dice using standard tabletop notation (e.g. d20, 2d6, 3d8+2) and returns the result for RPGs, simulations, and randomized decisions.

Calculates the Levenshtein edit distance and normalized similarity score between two strings for fuzzy matching and typo detection.

Resolves an ISO calendar date to its corresponding ISO week-year and week number (ISO 8601).

Calculates the completed age in years of a person on a specified date given their ISO birth date.

Detects web technologies used by a public webpage by analyzing its HTTP response headers and HTML signatures.

Normalizes caller-supplied phone numbers into international E.164-style formatting, with optional country context for ambiguous local numbers.

Extracts all email-address-like strings from a block of caller-supplied plain text

Repairs common malformed JSON patterns and returns strict, parseable JSON

Returns a randomly selected real sovereign country with its ISO alpha-2, alpha-3 codes, and Unicode flag emoji

Calculates the English Scrabble tile score for a given word or phrase, returning a total score and per-letter breakdown.

Generates randomized first-round single-elimination tournament pairings from a comma-separated list of participant names.

Randomly reorders a caller-supplied list of items for fairness, games, experiments, or randomized workflows.

Parses a five-field cron expression and returns a human-readable plain-language description of its schedule

Resolves a country name or ISO alpha-2/alpha-3 code to its Unicode flag emoji and normalized country identifiers

Returns a randomly shuffled 52-card deck, with optional seed for reproducible results

Randomly selects one item from a caller-supplied comma-separated list for decisions, games, experiments, or sampling.

Randomly selects one item from a caller-supplied list using provided probability weights, useful for routing, games, and simulations.

Returns the sequential purchase number of this call among all successful paid requests to this endpoint, functioning as a tiny x402 micropayment experiment.

Parses a URL or hostname into its constituent parts — subdomain, registrable domain, and public suffix — using a bundled common-suffix table.

Computes SHA-family (e.g. SHA-256, SHA-512) or FNV-1a checksums for any caller-supplied text string.

Returns a fair random heads or tails result for binary decisions, simulations, games, and randomized agent workflows.

Normalizes a caller-supplied CSV string by trimming whitespace from fields, standardizing row widths, and fixing line endings.

Generates a random ISO 8601 calendar date, optionally constrained between a start and end date, for use in tests and simulations.

Generates a concise, clearly-labeled fictional fact-like statement, optionally seeded by topic or random seed.

Returns your sequential customer number for a micro-payment curiosity experiment using the x402 payment protocol.

Generates a random RGB and hexadecimal color value for use in design, testing, palettes, and procedural content.

Generates a grammatically plausible synthetic sentence explicitly labeled as unverified

Converts integers to canonical Roman numerals or Roman numerals back to integers via a GET request.

Compares two JSON values and returns structured lists of changed, added, and removed paths between them.

Extracts and normalizes all HTTP/HTTPS URLs found within a block of caller-supplied text.

Returns a short curated trivia fact with a descriptive source label from a static set, optionally seeded for reproducibility.

Parses and validates tabletop RPG dice notation expressions (e.g. d20, 2d6, 3d8+2) without rolling them, returning structured components.