Agent Data Tools: Utilities

Reliability

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "agent-data-tools-utilities": {
      "type": "http",
      "url": "https://agent-data-tools.revmesh2074.workers.dev/mcp/utilities"
    }
  }
}

52 tools

• json_validate

  Check whether text is valid JSON. Returns valid true/false, the parsed value's type and size, and for invalid input the error message with line and column. Use before parsing an LLM's or an API's output. Example: text={"a":1}. Price $0.003/call via x402 USDC or a card key…

• json_format

  Format JSON with indentation (2 or 4 spaces, or tabs) and optionally sorted keys. Returns the formatted text. Use to make machine JSON readable or to normalise it for diffs. Example: text={"b":2,"a":1}, indent=2, sortKeys=true. Price $0.003/call via x402 USDC or a card key…

• json_minify

  Remove all unnecessary whitespace from JSON and report the size before and after. Use to shrink payloads or prompts. Example: text={ "a" : 1 }. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads or computes only and changes nothing…

• json_repair

  Fix JSON as LLMs often write it: removes ```json fences and surrounding prose, comments and trailing commas, converts single quotes, quotes bare keys, maps True/False/None, and closes unclosed brackets. Returns the repaired JSON and whether it now parses. Use when an LLM's JSON…

• json_to_csv

  Convert a JSON array of objects to CSV with a header row built from all keys. Nested values are written as JSON. Use to export API results to a spreadsheet. Example: text=[{"name":"Ada","age":36},{"name":"Alan","age":41}]. Price $0.003/call via x402 USDC or a card key…

• csv_to_json

  Convert CSV (comma, semicolon, tab or pipe; delimiter detected automatically; quoted fields supported) to a JSON array of objects using the first row as keys. Numbers stay as text unless numbers=true. Use to load spreadsheet exports into an agent. Example: text=name,age Ada,36…

• base64_encode

  Encode UTF-8 text as standard base64, and also return the URL-safe variant. Use for data URLs, headers and basic auth strings. Example: text=hello world. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads or computes only and…

• base64_decode

  Decode standard or URL-safe base64 to UTF-8 text. Missing padding is tolerated. Use to read encoded headers, tokens and data URLs. Example: text=aGVsbG8gd29ybGQ=. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads or computes only…

• url_encode

  Percent-encode text for use in a URL query value (encodeURIComponent) and as a full URL (encodeURI). Use when building query strings. Example: text=a b&c=d/é. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads or computes only and…

• url_decode

  Decode percent-encoded text, treating + as a space when plus=true (form encoding). Use to read encoded links and form data. Example: text=a%20b%26c, plus=false. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads or computes only and…

• url_parse

  Split a URL into protocol, host, port, path, query parameters (as an object), hash and origin, and report whether the host is an IP address. Use to read query parameters or check a link's host. Example: url=https://example.com:8080/a/b?x=1&y=2#top. Price $0.003/call via x402…

• hash

  Hash UTF-8 text with SHA-256 (default), SHA-1, SHA-384 or SHA-512 and return the digest in hex and base64. Use for checksums, cache keys and deduplication. Example: text=hello, algorithm=sha256. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed…

• hmac

  Compute an HMAC of a message with a key using SHA-256 (default), SHA-1, SHA-384 or SHA-512, in hex and base64. Use to check webhook signatures. The key is used only for this call and is not stored. Example: message=hello, key=secret, algorithm=sha256. Price $0.003/call via x402…

• uuid

  Generate 1 to 100 random version-4 UUIDs from a cryptographic random source. Use for IDs, idempotency keys and test data. Example: count=3. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads or computes only and changes nothing…

• slug

  Turn any text into a URL-friendly slug: accents removed (é→e, ß→ss), lower case, non-alphanumerics replaced by a separator (- by default). Use for file names, URLs and IDs. Example: text=Crème Brûlée & Straße!, separator=-. Price $0.003/call via x402 USDC or a card key…

• case

  Convert text or identifiers between camelCase, PascalCase, snake_case, kebab-case, CONSTANT_CASE, Title Case, Sentence case, UPPER and lower. Handles mixed input like 'userID_value'. Use when renaming fields or generating code identifiers. Example: text=user profile id…

• text_stats

  Count characters, words, sentences and paragraphs, estimate reading and speaking time, and compute the Flesch reading-ease score and grade level for English text. Use to check the length and readability of a draft. Example: text=The quick brown fox jumps over the lazy dog. It…

• text_extract

  Find all email addresses, URLs, phone-number-like strings, hashtags, @mentions and numbers in a text, each list de-duplicated. Use to pull contacts and links out of scraped pages or messages. Example: text=Mail [email protected] or see https://example.com #news @ada +46 70 123 45…

• text_diff

  Line-by-line difference between two texts: each line marked as unchanged, removed or added, with counts. Use to see what changed between two versions of a document, config or prompt. Example: a=one two three, b=one 2 three four. Price $0.003/call via x402 USDC or a card key…

• cron_next

  Next run times (in UTC) of a standard 5-field cron expression (minute hour day month weekday; ranges, lists, steps and names like MON or JAN supported). Use to check a schedule before deploying it. Example: expr=*/15 9-17 * * MON-FRI, count=5, from=2026-10-19T08:00:00Z. Price…

• date_diff

  Time between two dates or timestamps: total days, weeks, hours, minutes and seconds, a years-months-days breakdown, and the number of weekdays (Monday-Friday) in between. Use for deadlines, ages and durations. Example: from=2026-01-01, to=2026-10-18. Price $0.003/call via x402…

• date_add

  Add (or subtract, with negative numbers) years, months, weeks, days, hours and minutes to a date, or add business days (skipping Saturdays and Sundays). Month ends are clamped (31 Jan + 1 month = 28/29 Feb). Use to compute due dates and expiries. Example: date=2026-01-31…

• date_info

  Weekday, ISO week number and week-year, day of the year, quarter, days in the month, leap year, Unix timestamp and whether it is a weekend, for any date. Use for calendar and reporting logic. Example: date=2026-10-18. Price $0.003/call via x402 USDC or a card key (/credits)…

• unix

  Convert a Unix timestamp (seconds or milliseconds, detected automatically) to ISO date and time, or an ISO date to a Unix timestamp. Without input, returns the current time in both forms. Use to read timestamps in logs and APIs. Example: value=1792281600. Price $0.003/call via…

• units_convert

  Convert between units of length, mass, volume (incl. US cups and gallons), temperature (c, f, k), speed, area, data size (kB vs KiB), time, energy and pressure. Example units: km, mi, lb, kg, floz, ml, mph, kn, acre, gib, kwh, psi. Use when exact conversions matter. Example…

• number_words

  Write a whole number (up to trillions, negatives allowed) out in English words, e.g. for cheques and invoices. Also returns the cheque form with 'and' cents when given a decimal amount. Use when amounts must be written out in full. Example: number=1234.5. Price $0.003/call via…

• number_roman

  Convert a number (1-3999) to Roman numerals, or Roman numerals back to a number. Give either number or roman. Use for dates, outlines and puzzles. Example: number=2026, roman=MMXXVI. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free…

• validate_iban

  Check an IBAN's format, its country-specific length and its mod-97 check digits, and return it formatted in groups of four. Use before saving bank details or paying out. Example: iban=SE45 5000 0000 0583 9825 7466. Price $0.003/call via x402 USDC or a card key (/credits), first…

• validate_isbn

  Check an ISBN-10 or ISBN-13 check digit and convert valid ISBN-10s to ISBN-13. Hyphens and spaces are ignored. Use before cataloguing or ordering books. Example: isbn=0-306-40615-2. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed calls free. Reads…

• validate_luhn

  Check whether a number passes the Luhn (mod 10) algorithm used by card numbers, IMEI numbers and many IDs, and compute the check digit to append. Only the format is checked; nothing is looked up. Use to catch typos in card or ID numbers. Example: number=79927398713. Price…

• color

  Convert a colour between hex, RGB and HSL, and give its relative luminance and whether black or white text reads better on it. Accepts #rgb, #rrggbb, rgb(r,g,b) and hsl(h,s%,l%). Use for theming and design checks. Example: color=#0f6cbd. Price $0.003/call via x402 USDC or a card…

• color_contrast

  WCAG 2 contrast ratio between a text colour and a background colour, with pass/fail for AA and AAA at normal and large text sizes. Use to check that a design is readable. Example: fg=#767676, bg=#ffffff. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free…

• ip_cidr

  Details of an IPv4 network in CIDR notation: network and broadcast address, first and last usable host, netmask, number of addresses, and whether a given IP falls inside. Use for firewall rules and allowlists. Example: cidr=192.168.1.0/24, ip=192.168.1.77. Price $0.003/call via…

• ip_info

  Classify an IPv4 or IPv6 address without any lookup: version, whether it is private, loopback, link-local, carrier-grade NAT or public, and its integer and reverse-DNS forms (IPv4). Use to triage IPs in logs or allowlists. Example: ip=10.1.2.3. Price $0.003/call via x402 USDC or…

• semver

  Compare two semantic versions (1.2.3, pre-releases like 2.0.0-rc.1 handled by the SemVer rules) and get which is newer, plus the next major, minor and patch versions of the first. Use to decide whether an upgrade is a major change. Example: a=1.10.0, b=1.9.3. Price $0.003/call…

• jwt_decode

  Decode a JSON Web Token's header and payload without verifying the signature, and report issued-at, not-before and expiry as dates and whether it has expired. The token is not stored. Do not use the result to trust a token. Use to debug auth flows. Example…

• markdown_to_html

  Convert Markdown (headings, paragraphs, bold, italic, strikethrough, links, images, inline and fenced code, lists, quotes, rules) to HTML. Raw HTML in the input is escaped, so the output is safe to embed. Use to publish agent-written Markdown on a web page. Example: markdown=#…

• html_to_text

  Strip HTML to readable plain text: scripts and styles removed, block elements become line breaks, list items get bullets, entities decoded. Use to feed web content or emails to an LLM. Example: html=<h1>Hi</h1><p>A &amp; B</p><ul><li>one</li></ul>. Price $0.003/call via x402…

• http_status

  Name and plain-language meaning of an HTTP status code (1xx-5xx, including 402 Payment Required and 429 Too Many Requests), and whether to retry. Use when handling API errors. Example: code=429. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed…

• mime

  MIME (content) type for a file name or extension, e.g. report.pdf → application/pdf, and whether browsers usually display it inline. Use when uploading or serving files. Example: file=report.xlsx. Price $0.003/call via x402 USDC or a card key (/credits), first 25 free; failed…

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