Agent Bits

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How to connect

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "agent-bits": {
      "type": "http",
      "url": "https://agentbits.dev/mcp"
    }
  }
}

18 tools

• base64_decode

  Decode a Base64 string into UTF-8 text and report invalid payloads as errors when recovering embedded credentials, tokens, or transport-encoded content. Use when: - Decode this Base64 string to UTF-8 text - Recover plain text from a Base64-encoded payload - Check whether a…

• base64_encode

  Convert a UTF-8 string into standard Base64 when you need a portable text encoding for credentials, binary-safe transport, or embedding data in JSON/HTTP fields. Use when: - Encode this UTF-8 string as Base64 - Convert plain text into standard Base64 for transport - Produce a…

• countries_bulk

  Download the complete versioned countries dataset as JSON for caching, offline use, or multi-country analysis when a single country_lookup call is not enough. Use when: - Download the full countries dataset as JSON - Cache the complete versioned countries snapshot for offline…

• country_lookup

  Resolve an ISO 3166-1 alpha-2 country code (for example CA, US, JP) to official name, region, currency, calling code, languages, and related country metadata when you already have the two-letter code. Use when: - What currency and calling code does country code JP use? - Get…

• currency_lookup

  Resolve an ISO 4217 currency code such as USD, EUR, or JPY to its name, symbol, decimal places, and which countries use it when you need currency metadata rather than a live exchange rate. Use when: - What is the symbol and number of decimal places for EUR? - Which countries…

• http_status_lookup

  Explain what a numeric HTTP status code such as 404 or 429 means by returning its standard reason phrase and a short description for debugging or API responses. Use when: - What does HTTP status 404 mean? - Get the standard name and description for status code 429 - Explain an…

• isbn_validate

  Verify whether an ISBN-10 or ISBN-13 passes checksum rules and return normalized digits when checking book identifiers before catalog or purchase flows. Use when: - Is this ISBN valid? - Check the checksum for an ISBN-13 book identifier - Normalize and validate an ISBN-10 or…

• json_validate

  Parse a string as JSON to confirm it is well-formed and return a normalized representation when possible before further processing or storage. Use when: - Is this string valid JSON? - Parse and normalize a JSON payload before processing - Check whether agent or user-supplied…

• language_lookup

  Resolve an ISO 639-1 language code such as en, fr, or ja to its English name and native name when you need language metadata from a two-letter code. Use when: - What language does ISO 639-1 code ja refer to? - Get the native name for language code fr - Resolve a two-letter…

• luhn_validate

  Run the Luhn checksum on a numeric string such as a payment-card-like identifier to verify the check digit before accepting or storing the value. Use when: - Does this number pass a Luhn check? - Validate a payment-card-like identifier checksum - Verify a numeric ID that uses a…

• mime_lookup

  Map a file extension such as webp or png, or a MIME type string, to curated Content-Type metadata when setting headers, validating uploads, or choosing a media type. Use when: - What MIME type should I use for a .webp file? - Look up metadata for Content-Type application/json…

• timestamp_convert

  Convert Unix epoch seconds or milliseconds to ISO-8601, or an ISO-8601 datetime to Unix epoch values, when bridging APIs that disagree on time formats. Use when: - Convert this Unix timestamp to ISO-8601 - Turn an ISO-8601 datetime into epoch milliseconds - Bridge APIs that mix…

• timezone_convert

  Convert an ISO-8601 datetime from one IANA timezone to another while preserving the same instant, including daylight-saving-aware wall times such as Toronto to Tokyo. Use when: - What time is 3pm Toronto in Tokyo? - Convert an ISO-8601 datetime from America/New_York to…

• tld_lookup

  Identify what a DNS top-level domain such as com, io, or ai is classified as and commonly used for when classifying domains or answering TLD questions. Use when: - What kind of TLD is .io? - Is .ai a country-code or generic top-level domain? - Get curated metadata for DNS TLD…

• unit_convert

  Convert a numeric value between supported length, mass, or temperature units—for example miles to kilometers or Celsius to Fahrenheit—when you need a deterministic unit conversion. Use when: - Convert 10 miles to kilometers - What is 25°C in Fahrenheit? - Convert a mass value…

• url_decode

  Decode a percent-encoded URL component into plain text when reading query parameters, path segments, or form values that contain escaped characters. Use when: - Decode this percent-encoded URL component - Convert %20-style escapes back to plain text - Recover the original…

• url_encode

  Apply encodeURIComponent-style percent-encoding so query parameters, path segments, or form values are safe to place in a URL. Use when: - Percent-encode this string for a query parameter - Make a path segment URL-safe with encodeURIComponent-style encoding - Encode special…

• uuid_validate

  Check whether a string is a well-formed UUID and, when recognizable, report its version and variant so you can accept or reject identifier inputs confidently. Use when: - Is this string a valid UUID? - What version and variant is this UUID? - Validate a UUID before using it as…

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