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TinyFn MCP server

online · 100% uptime
by tinyfn.io·io.tinyfn/tinyfn·v1.0.2·1 stars

500+ deterministic tools for AI agents: math, conversion, validation, hashing, encoding, date/time.

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TinyFn tools (572, 12 write)

write = sends, deletes, buys or posts
  • absolute_valueFree

    Get the absolute value of a number.

  • acres_to_hectaresFree

    Convert acres to hectares.

  • addFree

    Add two or more numbers together.

  • add_business_daysFree

    Add business days to a date.

  • add_query_paramFree

    Add a query parameter to a URL.

  • add_timeFree

    Add time to a date.

  • add_time_2Free

    Add time to a datetime.

  • adler32_checksumFree

    Calculate Adler-32 checksum.

  • analogous_colorsFree

    Get analogous colors (adjacent colors on color wheel).

  • analyze_passwordFree

    Analyze password strength and characteristics.

  • array_compactwrite actionFree

    Remove falsy values (empty strings) from array.

  • array_dedupewrite actionFree

    Remove duplicates from array.

  • array_differenceFree

    Get difference of two arrays (items in array1 not in array2).

  • array_fillwrite actionFree

    Create an array filled with a value.

  • array_firstFree

    Get first n items from array.

  • array_frequencyFree

    Count frequency of each item.

  • array_interleaveFree

    Interleave two arrays.

  • array_intersectionFree

    Get intersection of two arrays.

  • array_lastFree

    Get last n items from array.

  • array_nthFree

    Get item at specific index.

  • array_partitionFree

    Partition array into chunks of specified size.

  • array_repeatFree

    Repeat an array n times.

  • array_reverseFree

    Reverse an array.

  • array_rotateFree

    Rotate an array by n positions.

  • array_sliceFree

    Slice an array.

  • array_symmetric_differenceFree

    Get symmetric difference (items in either but not both).

  • array_unionFree

    Get union of two arrays.

  • array_unzipFree

    Unzip array of pairs into two arrays.

  • array_zipFree

    Zip two arrays together.

  • ascii_decodeFree

    Convert ASCII codes to text.

  • ascii_encodeFree

    Get ASCII codes for text.

  • averageFree

    Calculate the average of a list of numbers.

  • base64_decodeFree

    Decode base64 to text.

  • base64_encodeFree

    Encode text to base64. Properly handles Unicode.

  • base_convertFree

    Convert a number between different bases.

  • basic_sentimentFree

    Basic sentiment analysis using word lists.

  • binary_decodeFree

    Decode binary to text.

  • binary_encodeFree

    Encode text to binary.

  • binary_to_decimalFree

    Convert binary to decimal.

  • blend_colorsFree

    Blend two colors together.

  • bounding_boxFree

    Calculate bounding box around a point.

  • break_evenFree

    Calculate break-even point.

  • build_urlFree

    Build a URL from components.

  • build_url_2Free

    Build a URL from components.

  • business_daysFree

    Count business days between two dates (excluding weekends).

  • bytes_to_humanFree

    Convert bytes to human-readable format.

  • calculate_ageFree

    Calculate age from birthdate.

  • calculate_age_2Free

    Calculate age from birthdate.

  • calculate_bearingFree

    Calculate bearing (direction) between two coordinates.

  • calculate_bmiFree

    Calculate Body Mass Index (BMI).

  • calculate_bmrFree

    Calculate Basal Metabolic Rate (BMR) using Mifflin-St Jeor equation.

  • calculate_correlationFree

    Calculate Pearson correlation coefficient.

  • calculate_covarianceFree

    Calculate covariance between two datasets.

  • calculate_discountFree

    Calculate discounted price.

  • calculate_macrosFree

    Calculate macronutrient targets.

  • calculate_marginFree

    Calculate profit margin.

  • calculate_markupFree

    Calculate selling price from cost and markup.

  • calculate_meanFree

    Calculate arithmetic mean (average).

  • calculate_medianFree

    Calculate median.

  • calculate_midpointFree

    Calculate geographic midpoint between two coordinates.

  • calculate_modeFree

    Calculate mode (most frequent value).

  • calculate_percentileFree

    Calculate a specific percentile.

  • calculate_productFree

    Calculate product of numbers.

  • calculate_quartilesFree

    Calculate quartiles (Q1, Q2, Q3).

  • calculate_rangeFree

    Calculate range (max - min).

  • calculate_stddevFree

    Calculate standard deviation.

  • calculate_sumFree

    Calculate sum of numbers.

  • calculate_tipFree

    Calculate tip and split bill.

  • calculate_varianceFree

    Calculate variance.

  • calculate_vatFree

    Calculate VAT (Value Added Tax).

  • calculate_zscoreFree

    Calculate z-score (standard score).

  • calories_burnedFree

    Estimate calories burned during activities.

  • camel_caseFree

    Convert text to camelCase.

  • capitalizeFree

    Capitalize the first letter of each word.

  • capitalize_textFree

    Capitalize first letter only.

  • ceilFree

    Round up to nearest integer.

  • celsius_to_fahrenheitFree

    Convert Celsius to Fahrenheit.

  • celsius_to_kelvinFree

    Convert Celsius to Kelvin.

  • centimeters_to_inchesFree

    Convert centimeters to inches.

  • chunk_arrayFree

    Split items into chunks of specified size.

  • cidr_infoFree

    Get information about a CIDR range.

  • cidr_to_netmaskFree

    Convert CIDR prefix length to subnet mask.

  • clampFree

    Clamp a number within a range.

  • cmyk_to_hexFree

    Convert CMYK to hex color.

  • collatz_sequenceFree

    Generate Collatz sequence for a number.

  • compareFree

    Compare two numbers (e.g., is 0.9 greater than 0.11?).

  • compare_2Free

    Compare two values.

  • compare_decimalsFree

    Compare decimal numbers with detailed explanation (handles 0.9 vs 0.11 correctly).

  • compare_hashesFree

    Compare two hashes in constant time (timing-safe).

  • complement_colorFree

    Get the complementary color (opposite on color wheel).

  • compound_interestFree

    Calculate compound interest.

  • constant_time_compareFree

    Compare two strings in constant time (timing-safe).

  • containsFree

    Check if text contains a substring.

  • contrast_ratioFree

    Calculate contrast ratio between two colors (WCAG).

  • convert_all_casesFree

    Convert text to all case formats at once.

  • convert_timestampFree

    Convert Unix timestamp to date.

  • convert_timestamp_msFree

    Convert Unix timestamp (milliseconds) to date.

  • convert_timezoneFree

    Convert datetime between timezones.

  • cosFree

    Calculate the cosine of an angle.

  • count_all_charsFree

    Count occurrences of each character in text.

  • count_charFree

    Count occurrences of a character (e.g., how many 'r' in 'strawberry').

  • count_digitsFree

    Count the number of digits.

  • count_itemsFree

    Count occurrences of each item.

  • count_substringFree

    Count occurrences of a substring.

  • crc32_checksumFree

    Calculate CRC32 checksum.

  • cubeFree

    Calculate the cube of a number.

  • cube_rootFree

    Calculate the cube root of a number.

  • cups_to_millilitersFree

    Convert US cups to milliliters.

  • current_timeFree

    Get current time in specified timezone.

  • dad_jokeFree

    Get a random dad joke.

  • daily_water_intakeFree

    Calculate recommended daily water intake.

  • darken_colorFree

    Darken a color by a percentage.

  • date_diffFree

    Calculate difference between two dates.

  • date_to_timestampFree

    Convert date to Unix timestamp.

  • datetime_to_unixFree

    Convert datetime to Unix timestamp.

  • day_of_yearFree

    Get the day of year for a date.

  • days_in_monthFree

    Get the number of days in a month.

  • days_in_month_2Free

    Get the number of days in a month.

  • decimal_to_binaryFree

    Convert decimal to binary.

  • decimal_to_dmsFree

    Convert decimal degrees to DMS (degrees, minutes, seconds).

  • decimal_to_hexadecimalFree

    Convert decimal to hexadecimal.

  • decimal_to_octalFree

    Convert decimal to octal.

  • deg_to_radFree

    Convert degrees to radians.

  • desaturate_colorFree

    Decrease color saturation by a percentage.

  • describe_dataFree

    Get descriptive statistics for a dataset.

  • deslugifyFree

    Convert a slug back to readable text.

  • destination_pointFree

    Calculate destination point given start, bearing, and distance.

  • detect_caseFree

    Detect the case style of text.

  • digital_rootFree

    Calculate the digital root (repeated digit sum until single digit).

  • distanceFree

    Calculate Euclidean distance between two points.

  • divideFree

    Divide a by b.

  • dms_to_decimalFree

    Convert DMS (degrees, minutes, seconds) to decimal degrees.

  • echoFree

    Echo back the message. For testing.

  • empty_arrayFree

    Returns an empty array.

  • empty_objectFree

    Returns an empty object.

  • end_of_periodFree

    Get the end of a time period.

  • ends_withFree

    Check if text ends with a suffix.

  • escape_patternFree

    Escape special regex characters in text.

  • estimate_body_fatFree

    Estimate body fat percentage using US Navy method.

  • estimate_hash_timeFree

    Estimate time to crack a password using brute force.

  • expFree

    Calculate e raised to the power of number.

  • expand_cidrFree

    Expand a CIDR to list of individual IPs.

  • extract_domainFree

    Extract domain from a URL.

  • extract_emailsFree

    Extract all email addresses from text.

  • extract_groupsFree

    Extract capture groups from a pattern match.

  • extract_keywordsFree

    Extract keywords from text based on frequency.

  • extract_numbersFree

    Extract all numbers from text.

  • extract_urlsFree

    Extract all URLs from text.

  • factorialFree

    Calculate the factorial of a number.

  • fahrenheit_to_celsiusFree

    Convert Fahrenheit to Celsius.

  • false_endpointFree

    Returns false.

  • feet_to_metersFree

    Convert feet to meters.

  • fibonacciFree

    Get the nth Fibonacci number.

  • file_checksum_guideFree

    Get command-line instructions for file checksums.

  • filename_safeFree

    Convert a string to a safe filename.

  • find_all_matchesFree

    Find all matches of a pattern in text.

  • fizzbuzzFree

    The classic FizzBuzz. Enterprise-grade.

  • flatten_arrayFree

    Flatten a nested array.

  • flatten_jsonFree

    Flatten a nested JSON object.

  • flip_coinFree

    Flip a coin.

  • floorFree

    Round down to nearest integer.

  • format_bytesFree

    Format bytes to human-readable size.

  • format_credit_cardFree

    Format a credit card number with spaces.

  • format_currencyFree

    Format an amount as currency.

  • format_dateFree

    Format a date string.

  • format_durationFree

    Format seconds as duration.

  • format_listFree

    Format a list of items with proper grammar.

  • format_numberFree

    Format a number with locale-specific separators.

  • format_ordinalFree

    Convert a number to its ordinal form (1st, 2nd, 3rd, etc.).

  • format_percentageFree

    Format a number as a percentage.

  • format_phoneFree

    Format a phone number according to country conventions.

  • format_relative_timeFree

    Format seconds as relative time (e.g., '2 hours ago', 'in 3 days').

  • format_ssnFree

    Format a Social Security Number.

  • format_truncatewrite actionFree

    Truncate text to a maximum length.

  • fortune_cookieFree

    Get a fortune cookie message.

  • friendly_roastFree

    Generate a friendly roast.

  • future_valueFree

    Calculate future value of an investment.

  • gallons_uk_to_litersFree

    Convert UK gallons to liters.

  • gallons_us_to_litersFree

    Convert US gallons to liters.

  • gcdFree

    Calculate the greatest common divisor.

  • generate_acronymFree

    Generate acronym from text.

  • generate_addressesFree

    Generate random placeholder addresses.

  • generate_colorFree

    Generate random color(s).

  • generate_companiesFree

    Generate random placeholder company names.

  • generate_datesFree

    Generate random dates.

  • generate_emailsFree

    Generate random placeholder email addresses.

  • generate_gradientFree

    Generate a gradient between two colors.

  • generate_hashFree

    Generate hash of text.

  • generate_hmacFree

    Generate HMAC signature.

  • generate_loremFree

    Generate lorem ipsum text using Faker.

  • generate_memorableFree

    Generate a memorable password based on a pattern.

  • generate_namesFree

    Generate random placeholder names.

  • generate_ngramsFree

    Generate n-grams from text.

  • generate_passphraseFree

    Generate a passphrase from random words.

  • generate_passwordFree

    Generate secure password(s).

  • generate_password_2Free

    Generate a secure random password.

  • generate_phonesFree

    Generate random placeholder phone numbers.

  • generate_pinFree

    Generate a random PIN.

  • generate_sequenceFree

    Generate a number sequence.

  • generate_shadesFree

    Generate shades (darker variations) of a color.

  • generate_tintsFree

    Generate tints (lighter variations) of a color.

  • generate_tokenFree

    Generate cryptographically secure token.

  • generate_uuidFree

    Generate UUID(s).

  • generate_uuid_v7Free

    Generate UUID v7 (time-ordered).

  • generate_uuidsFree

    Generate random UUIDs.

  • geohash_decodeFree

    Decode geohash to coordinates.

  • geohash_encodeFree

    Encode coordinates to geohash.

  • geometric_meanFree

    Calculate geometric mean.

  • get_credit_card_patternFree

    Get regex pattern for credit card validation.

  • get_date_patternFree

    Get regex pattern for date validation.

  • get_divisorsFree

    Get all divisors of a number.

  • get_email_patternwrite actionFree

    Get regex pattern for email validation.

  • get_hex_color_patternFree

    Get regex pattern for hex color validation.

  • get_initialsFree

    Get initials from a name.

  • get_ipv4_patternFree

    Get regex pattern for IPv4 address validation.

  • get_ipv6_patternFree

    Get regex pattern for IPv6 address validation.

  • get_json_pathFree

    Extract a value from JSON using a path expression.

  • get_json_typeFree

    Get the type of a JSON value.

  • get_keysFree

    Get all keys from a JSON object.

  • get_luminanceFree

    Calculate relative luminance of a color.

  • get_nowFree

    Get current date and time.

  • get_password_patternFree

    Get regex pattern for password validation with custom requirements.

  • get_phone_patternFree

    Get regex pattern for phone number validation.

  • get_quarterFree

    Get the quarter for a date.

  • get_slug_patternFree

    Get regex pattern for URL slug validation.

  • get_time_patternFree

    Get regex pattern for time validation.

  • get_url_patternFree

    Get regex pattern for URL validation.

  • get_uuid_patternFree

    Get regex pattern for UUID validation.

  • get_valuesFree

    Get all values from a JSON object.

  • grams_to_ouncesFree

    Convert grams to ounces.

  • grayscale_colorFree

    Convert color to grayscale.

  • group_by_lengthFree

    Group items by their string length.

  • harmonic_meanFree

    Calculate harmonic mean.

  • hash_adler32Free

    Calculate Adler-32 checksum.

  • hash_allFree

    Generate hashes using multiple algorithms at once.

  • hash_blake2bFree

    Generate BLAKE2b hash of text.

  • hash_blake2sFree

    Generate BLAKE2s hash of text.

  • hash_crc32Free

    Calculate CRC32 checksum.

  • hash_md5Free

    Generate MD5 hash of text.

  • hash_sha1Free

    Generate SHA-1 hash of text.

  • hash_sha256Free

    Generate SHA-256 hash of text.

  • hash_sha384Free

    Generate SHA-384 hash of text.

  • hash_sha3_256Free

    Generate SHA3-256 hash of text.

  • hash_sha3_512Free

    Generate SHA3-512 hash of text.

  • hash_sha512Free

    Generate SHA-512 hash of text.

  • haversine_distanceFree

    Calculate distance between two coordinates using Haversine formula.

  • heart_rate_zonesFree

    Calculate heart rate training zones.

  • hello_worldFree

    Hello World as a Service.

  • hex_decodeFree

    Decode hexadecimal to text.

  • hex_encodeFree

    Encode text to hexadecimal.

  • hex_to_cmykFree

    Convert hex color to CMYK.

  • hex_to_hslFree

    Convert hex color to HSL.

  • hex_to_hsvFree

    Convert hex color to HSV.

  • hex_to_rgbFree

    Convert hex color to RGB.

  • hexadecimal_to_decimalFree

    Convert hexadecimal to decimal.

  • hmac_md5Free

    Generate HMAC-MD5.

  • hmac_sha256Free

    Generate HMAC-SHA256.

  • hmac_sha512Free

    Generate HMAC-SHA512.

  • hours_to_minutesFree

    Convert hours to minutes.

  • hsl_to_hexFree

    Convert HSL to hex color.

  • hsv_to_hexFree

    Convert HSV to hex color.

  • html_decodeFree

    HTML decode text (unescape special characters).

  • html_encodeFree

    HTML encode text (escape special characters).

  • http_method_infoFree

    Get information about an HTTP method.

  • hypotenuseFree

    Calculate the hypotenuse of a right triangle.

  • ideal_weightFree

    Calculate ideal body weight using various formulas.

  • identify_hashFree

    Identify the possible algorithm of a hash based on its format.

  • in_rangeFree

    Check if a value is within a range.

  • inches_to_centimetersFree

    Convert inches to centimeters.

  • integer_to_ipFree

    Convert integer to IP address.

  • inverse_caseFree

    Inverse the case of each character (same as swap).

  • invert_colorFree

    Invert a color.

  • ip_in_networkFree

    Check if an IP address is within a network.

  • ip_in_rangeFree

    Check if an IP address is within a CIDR range.

  • ip_infoFree

    Get detailed information about an IP address.

  • ip_info_2Free

    Get basic information about an IP address.

  • ip_to_binaryFree

    Convert IP address to binary representation.

  • ip_to_integerFree

    Convert IP address to integer.

  • ipv4_to_ipv6Free

    Convert IPv4 address to IPv6 mapped address.

  • ipv4_to_ipv6_2Free

    Convert IPv4 address to IPv6 mapped format.

  • ipv6_to_ipv4Free

    Extract IPv4 address from IPv6 mapped address.

  • is_armstrong_numberFree

    Check if a number is an Armstrong number (narcissistic number).

  • is_betweenFree

    Check if a number is between two bounds.

  • is_common_passwordFree

    Check if password is in common password list.

  • is_divisibleFree

    Check if a number is divisible by another number.

  • is_emptyFree

    Check if text is empty or whitespace only.

  • is_evenFree

    Check if a number is even.

  • is_fibonacciFree

    Check if a number is a Fibonacci number.

  • is_integerFree

    Check if a number is an integer.

  • is_leap_yearFree

    Check if a year is a leap year.

  • is_leap_year_2Free

    Check if a year is a leap year.

  • is_negativeFree

    Check if a number is negative.

  • is_oddFree

    Check if a number is odd.

  • is_palindromeFree

    Check if text is a palindrome.

  • is_palindrome_numberFree

    Check if a number is a palindrome.

  • is_perfect_numberFree

    Check if a number is a perfect number (sum of proper divisors equals the number).

  • is_perfect_squareFree

    Check if a number is a perfect square.

  • is_positiveFree

    Check if a number is positive.

  • is_power_ofFree

    Check if a number is a power of another number.

  • is_primeFree

    Check if a number is prime.

  • is_private_ipFree

    Check if an IP address is private (RFC 1918 for IPv4).

  • is_subsetFree

    Check if array1 is a subset of array2.

  • is_triangularFree

    Check if a number is a triangular number.

  • is_valid_coordinatesFree

    Check if coordinates are valid.

  • is_valid_hexFree

    Check if a string is a valid hex color.

  • is_valid_slugFree

    Check if a string is a valid URL slug.

  • is_valid_urlFree

    Validate if a string is a valid URL.

  • is_weekendFree

    Check if a date is a weekend.

  • is_zeroFree

    Check if a number is zero.

  • joinFree

    Join items with a delimiter.

  • join_pathFree

    Join path parts safely.

  • json_diffFree

    Compare two JSON objects and find differences.

  • json_minifyFree

    Minify JSON (remove whitespace).

  • json_prettifyFree

    Prettify JSON (format with indentation).

  • json_statsFree

    Get statistics about a JSON structure.

  • json_to_query_stringFree

    Convert a JSON object to URL query string.

  • jwt_decodeFree

    Decode JWT token (without signature verification).

  • kebab_caseFree

    Convert text to kebab-case.

  • kelvin_to_celsiusFree

    Convert Kelvin to Celsius.

  • kilobytes_to_megabytesFree

    Convert kilobytes to megabytes.

  • kilograms_to_poundsFree

    Convert kilograms to pounds.

  • kilometers_to_milesFree

    Convert kilometers to miles.

  • knots_to_kphFree

    Convert knots to kilometers per hour.

  • kph_to_mphFree

    Convert kilometers per hour to miles per hour.

  • lcmFree

    Calculate the least common multiple.

  • leetspeak_passwordFree

    Convert a password to leetspeak (for demonstration, not security).

  • levenshtein_distanceFree

    Calculate Levenshtein (edit) distance between two strings.

  • lighten_colorFree

    Lighten a color by a percentage.

  • list_localesFree

    List available locales for Faker-powered endpoints.

  • list_timezonesFree

    List all available timezone abbreviations.

  • liters_to_gallons_ukFree

    Convert liters to UK gallons. Because a UK gallon isn't a US gallon.

  • liters_to_gallons_usFree

    Convert liters to US gallons.

  • loan_paymentFree

    Calculate monthly loan payment.

  • logFree

    Calculate logarithm. Natural log if no base specified.

  • log10Free

    Calculate base-10 logarithm.

  • log2Free

    Calculate base-2 logarithm.

  • lorem_bytesFree

    Generate lorem ipsum of approximately specified byte size.

  • lorem_htmlFree

    Generate lorem ipsum as HTML.

  • lorem_markdownFree

    Generate lorem ipsum as Markdown.

  • lorem_paragraphsFree

    Generate lorem ipsum paragraphs.

  • lorem_sentencesFree

    Generate lorem ipsum sentences.

  • lorem_wordsFree

    Generate lorem ipsum words.

  • lorem_words_2Free

    Generate lorem ipsum words.

  • lowercaseFree

    Convert text to lowercase.

  • magic_8_ballFree

    Ask the Magic 8-Ball.

  • mask_textFree

    Mask text, keeping only start/end characters visible.

  • max_valueFree

    Find maximum value.

  • maximumFree

    Find the maximum value.

  • md5_checksumFree

    Generate MD5 checksum.

  • megabytes_to_gigabytesFree

    Convert megabytes to gigabytes.

  • merge_jsonFree

    Merge two JSON objects.

  • metaphoneFree

    Generate Metaphone phonetic encoding.

  • meters_per_second_to_mphFree

    Convert meters per second to miles per hour.

  • meters_to_feetFree

    Convert meters to feet.

  • miles_to_kilometersFree

    Convert miles to kilometers.

  • milliliters_to_cupsFree

    Convert milliliters to US cups.

  • milliliters_to_fluid_ouncesFree

    Convert milliliters to US fluid ounces.

  • min_valueFree

    Find minimum value.

  • minify_jsonFree

    Minify (compress) a JSON string.

  • minimumFree

    Find the minimum value.

  • minutes_to_secondsFree

    Convert minutes to seconds.

  • moduloFree

    Calculate a modulo b (remainder of a divided by b).

  • morse_decodeFree

    Decode Morse code to text.

  • morse_encodeFree

    Encode text to Morse code.

  • mortgage_calculatorFree

    Calculate mortgage details.

  • mph_to_kphFree

    Convert miles per hour to kilometers per hour.

  • multiplyFree

    Multiply two or more numbers together.

  • name_to_hexFree

    Convert a CSS color name to hex.

  • nearest_powerFree

    Find the nearest power of a base to a number.

  • netmask_to_cidrFree

    Convert subnet mask to CIDR prefix length.

  • network_infoFree

    Get information about a network.

  • normalize_urlFree

    Normalize a URL to a canonical form.

  • normalize_whitespaceFree

    Normalize whitespace (multiple spaces to single).

  • nth_cubeFree

    Get the nth cube number.

  • nth_primeFree

    Get the nth prime number.

  • nth_rootFree

    Calculate the nth root of a number.

  • nth_squareFree

    Get the nth square number.

  • nth_triangularFree

    Get the nth triangular number.

  • nullFree

    Returns null. For when you need a null.

  • number_to_romanFree

    Convert a number to Roman numerals.

  • number_to_wordsFree

    Convert a number to words.

  • ounces_to_gramsFree

    Convert ounces to grams.

  • padFree

    Pad text to a specified length.

  • parse_dateFree

    Parse a date string.

  • parse_urlFree

    Parse a URL into its components.

  • parse_url_2Free

    Parse a URL into its components.

  • pascal_caseFree

    Convert text to PascalCase.

  • password_entropyFree

    Calculate password entropy (bits of randomness).

  • percentageFree

    Calculate what percentage value is of total.

  • percentage_changeFree

    Calculate percentage change between two values.

  • pick_randomFree

    Pick random item(s) from a list.

  • pingFree

    Ping endpoint. Returns pong.

  • point_in_polygonFree

    Check if a point is inside a polygon (ray casting algorithm).

  • polygon_areaFree

    Calculate area of a polygon on Earth's surface.

  • polygon_centroidFree

    Calculate centroid of a polygon.

  • polyline_lengthFree

    Calculate total length of a polyline.

  • port_infoFree

    Get information about a port number.

  • pounds_to_kilogramsFree

    Convert pounds to kilograms.

  • powerFree

    Calculate base raised to the power of exponent.

  • present_valueFree

    Calculate present value of a future amount.

  • prettify_jsonFree

    Prettify (format) a JSON string.

  • prime_factorsFree

    Get prime factors of a number.

  • primes_in_rangeFree

    Get all prime numbers in a range.

  • private_ip_rangesFree

    Get RFC 1918 private IP address ranges.

  • punycode_decodeFree

    Decode Punycode to Unicode.

  • punycode_encodeFree

    Encode Unicode to Punycode (for internationalized domain names).

  • query_string_to_jsonFree

    Convert a URL query string to JSON object.

  • rad_to_degFree

    Convert radians to degrees.

  • random_addressFree

    Generate random address(es) using Faker with locale support.

  • random_booleanFree

    Generate random boolean value(s).

  • random_bytesFree

    Generate cryptographically secure random bytes.

  • random_bytes_2Free

    Generate cryptographically secure random bytes.

  • random_cardFree

    Draw random playing card(s) from a deck.

  • random_choiceFree

    Pick random item(s) from a list.

  • random_coinFree

    Flip a coin (optionally biased).

  • random_colorFree

    Generate a random color.

  • random_color_2Free

    Generate random color(s).

  • random_companyFree

    Generate random company name(s) using Faker.

  • random_complimentFree

    Generate a random compliment.

  • random_coordinatesFree

    Generate random geographic coordinates.

  • random_credit_cardFree

    Generate random credit card details (fake, for testing only).

  • random_dateFree

    Generate random date(s) within a range.

  • random_diceFree

    Roll dice with configurable sides.

  • random_elementFree

    Get random chemical element(s).

  • random_emailwrite actionFree

    Generate random email address(es) using Faker.

  • random_emojiFree

    Get random emoji(s).

  • random_emoji_2Free

    Get random emoji(s).

  • random_excuseFree

    Generate a random excuse.

  • random_floatFree

    Generate random float(s).

  • random_float_2Free

    Generate random floating-point number(s).

  • random_gaussianFree

    Generate random number(s) from a Gaussian (normal) distribution.

  • random_hexFree

    Generate random hexadecimal string(s).

  • random_integerFree

    Generate random integer(s) within a range.

  • random_ipFree

    Generate random IP address(es).

  • random_jobFree

    Generate random job title(s) using Faker.

  • random_macFree

    Generate random MAC address(es).

  • random_nameFree

    Generate random name(s) using Faker with locale support.

  • random_numberFree

    Generate random integer(s).

  • random_passwordFree

    Generate secure random password(s).

  • random_personFree

    Generate complete random person profile(s) using Faker.

  • random_phoneFree

    Generate random phone number(s) using Faker with locale-appropriate formats.

  • random_shuffleFree

    Randomly shuffle a list of items.

  • random_stringFree

    Generate random string(s).

  • random_string_2Free

    Generate random string(s) from specified character set.

  • random_textFree

    Generate random text using Faker.

  • random_timeFree

    Generate random time(s) of day.

  • random_triviaFree

    Get a random trivia fact.

  • random_urlFree

    Generate random URL(s) using Faker.

  • random_usernameFree

    Generate random username(s) using Faker.

  • random_uuidFree

    Generate random UUID(s).

  • random_weighted_choiceFree

    Pick random item(s) with weighted probabilities.

  • range_to_cidrFree

    Convert an IP range to CIDR notation.

  • rank_numbersFree

    Rank a list of numbers from largest to smallest (or vice versa).

  • readability_scoreFree

    Calculate readability scores (Flesch-Kincaid, etc.).

  • regex_replaceFree

    Replace pattern matches in text.

  • regex_splitFree

    Split text by regex pattern.

  • relative_timeFree

    Get relative time description (e.g., '2 days ago').

  • remove_duplicate_wordswrite actionFree

    Remove consecutive duplicate words.

  • remove_query_paramwrite actionFree

    Remove a query parameter from a URL.

  • remove_whitespacewrite actionFree

    Remove all whitespace from text.

  • repeatFree

    Repeat text a specified number of times.

  • replaceFree

    Replace occurrences in text.

  • return_on_investmentFree

    Calculate Return on Investment (ROI).

  • reverse_numberFree

    Reverse the digits of a number.

  • reverse_stringFree

    Reverse a string.

  • rgb_to_hexFree

    Convert RGB to hex color.

  • rgb_to_hslFree

    Convert RGB to HSL color.

  • roll_diceFree

    Roll dice.

  • roman_to_numberFree

    Convert Roman numerals to a number.

  • rot13Free

    Apply ROT13 cipher (encoding and decoding are the same operation).

  • round_numberFree

    Round a number to specified decimal places.

  • rule_of_72Free

    Calculate time to double investment using Rule of 72.

  • saturate_colorFree

    Increase color saturation by a percentage.

  • seconds_to_hmsFree

    Convert seconds to hours:minutes:seconds.

  • sentence_caseFree

    Convert text to sentence case.

  • sha1_checksumFree

    Generate SHA1 checksum.

  • sha256_checksumFree

    Generate SHA256 checksum.

  • sha512_checksumFree

    Generate SHA512 checksum.

  • shuffle_listFree

    Shuffle a list of items.

  • signFree

    Get the sign of a number (-1, 0, or 1).

  • simple_interestFree

    Calculate simple interest.

  • sinFree

    Calculate the sine of an angle.

  • sleep_cyclesFree

    Calculate optimal sleep/wake times based on 90-minute sleep cycles.

  • slugFree

    Convert text to URL-friendly slug.

  • slugifyFree

    Convert text to URL-friendly slug.

  • smart_title_caseFree

    Smart title case (handles articles, prepositions).

  • snake_caseFree

    Convert text to snake_case.

  • sort_itemsFree

    Sort a list of items.

  • soundexFree

    Generate Soundex phonetic encoding.

  • splitFree

    Split text by delimiter.

  • split_complementary_colorsFree

    Get split-complementary colors.

  • squareFree

    Calculate the square of a number.

  • square_feet_to_square_metersFree

    Convert square feet to square meters.

  • square_meters_to_square_feetFree

    Convert square meters to square feet.

  • square_rootFree

    Calculate the square root of a number.

  • start_of_periodFree

    Get the start of a time period.

  • starts_withFree

    Check if text starts with a prefix.

  • status_code_infoFree

    Get information about an HTTP status code.

  • stone_to_kilogramsFree

    Convert stone to kilograms.

  • string_lengthFree

    Get the length of a string.

  • subnet_calculatorFree

    Calculate subnets from a network.

  • subnet_mask_infoFree

    Get subnet mask from prefix length.

  • subtractFree

    Subtract b from a.

  • subtract_timeFree

    Subtract time from a date.

  • subtract_time_2Free

    Subtract time from a datetime.

  • suggest_improvementsFree

    Suggest improvements for a password.

  • sum_digitsFree

    Sum the digits of a number.

  • sum_numbersFree

    Calculate the sum of numbers.

  • sun_positionFree

    Calculate approximate sun position (azimuth and elevation).

  • supernet_calculatorFree

    Calculate the supernet that contains all given networks.

  • swap_caseFree

    Swap case of each character.

  • tanFree

    Calculate the tangent of an angle.

  • test_patternFree

    Test if a regex pattern matches text.

  • tetradic_colorsFree

    Get tetradic colors (four colors forming a rectangle on color wheel).

  • text_similarityFree

    Calculate similarity between two texts (Jaccard similarity).

  • time_differenceFree

    Calculate difference between two datetimes.

  • timezone_offsetFree

    Estimate timezone offset from longitude (approximate).

  • title_caseFree

    Convert text to title case.

  • to_alternating_caseFree

    Convert text to aLtErNaTiNg case.

  • to_camel_caseFree

    Convert text to camelCase.

  • to_constant_caseFree

    Convert text to CONSTANT_CASE (alias for screaming snake).

  • to_dot_caseFree

    Convert text to dot.case.

  • to_header_caseFree

    Convert text to Header-Case (HTTP header style).

  • to_kebab_caseFree

    Convert text to kebab-case.

  • to_lower_caseFree

    Convert text to lowercase.

  • to_pascal_caseFree

    Convert text to PascalCase.

  • to_path_caseFree

    Convert text to path/case.

  • to_romanFree

    Convert number to Roman numerals.

  • to_screaming_snake_caseFree

    Convert text to SCREAMING_SNAKE_CASE.

  • to_sentence_caseFree

    Convert text to Sentence case.

  • to_snake_caseFree

    Convert text to snake_case.

  • to_title_caseFree

    Convert text to Title Case.

  • to_train_caseFree

    Convert text to Train-Case.

  • to_upper_caseFree

    Convert text to UPPERCASE.

  • triadic_colorsFree

    Get triadic colors (three colors equally spaced on color wheel).

  • trimFree

    Trim whitespace from text.

  • true_endpointFree

    Returns true.

  • truncatewrite actionFree

    Truncate to integer (remove decimal part).

  • truncate_2write actionFree

    Truncate text to a specified length.

  • unflatten_jsonFree

    Unflatten a flat JSON object back to nested structure.

  • unique_itemsFree

    Get unique items from a list.

  • unix_to_datetimeFree

    Convert Unix timestamp to datetime.

  • uppercaseFree

    Convert text to uppercase.

  • url_decodeFree

    URL decode text.

  • url_decode_2Free

    URL decode a string.

  • url_encodeFree

    URL encode text.

  • url_encode_2Free

    URL encode a string.

  • user_agentFree

    Parse a user agent string.

  • validate_alphanumericFree

    Check if text is alphanumeric.

  • validate_base64Free

    Validate a base64 string.

  • validate_credit_cardFree

    Validate a credit card number using Luhn algorithm.

  • validate_dateFree

    Validate a date string.

  • validate_domainFree

    Validate a domain name.

  • validate_emailwrite actionFree

    Validate an email address.

  • validate_hexFree

    Validate a hexadecimal string.

  • validate_ipFree

    Validate an IP address (v4 or v6).

  • validate_ip_2Free

    Validate if a string is a valid IP address.

  • validate_jsonFree

    Validate JSON syntax.

  • validate_json_2Free

    Validate if a string is valid JSON.

  • validate_macFree

    Validate a MAC address.

  • validate_password_strengthFree

    Check password strength.

  • validate_patternFree

    Validate if a regex pattern is syntactically correct.

  • validate_phoneFree

    Validate a phone number.

  • validate_semverFree

    Validate a semantic version string.

  • validate_urlFree

    Validate a URL.

  • validate_uuidFree

    Validate a UUID.

  • verify_hashFree

    Verify a hash matches the text.

  • week_numberFree

    Get the ISO week number of a date.

  • week_number_2Free

    Get the ISO week number for a date.

  • word_countFree

    Count words in text.

  • would_you_ratherFree

    Get a 'Would You Rather' question.

  • yes_noFree

    Get a random yes or no answer.

Public scan report

scanner v0.1.9 · 2026-09-26 · same rubric, same numbers if you re-run it

no findings
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 1492ms20/20
  • Tool poisoning572 tool descriptions checked15/15
  • Auth qualityAPI key sent as a header8/15
  • Maintenancelast push 99 days ago8/15
  • Maintainer identitynamespace and repository owner differ4/10
Overall 73/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How TinyFn compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
73/100
higher than 39% of 48,255 servers
Tools
572
the typical server has 7
Tools that change things
2%
typical: 0%. Fewer write tools means less an agent can break
Uptime
100%
of our recent checks; the typical remote server answers 100%
Response time
153 ms
faster than 72% of 30,031 servers
GitHub stars
1
more than 65% of 28,688 servers

What its tools let an agent do: 526 read · 30 create · 11 change · 3 delete · 2 run or deploy

Install TinyFn in Claude Code, Cursor or VS Code

claude mcp add --transport http tinyfn https://api.tinyfn.io/mcp/all/
Add to Cursor

What the publisher says

From the TinyFn repository's README, as published. We do not edit it. Read it on GitHub

TinyFn MCP Server

🧮 Give your AI agent 500+ deterministic tools Stop hallucinating math. Start getting correct answers.

Quick Start • Servers • Examples • Pricing • Docs • Support

🎉 Free Tier Available!100 requests/month FREE — no credit card requiredGet your free API key →

The Problem

LLMs are great at reasoning. They're terrible at math.

Ask any AI assistant to compute 17% of 4,847 and you'll get a confident, wrong answer. Ask it to validate an email with regex, generate a SHA-256 hash, or convert timezones — same story. LLMs hallucinate on deterministic tasks.

TinyFn is a Model Context Protocol (MCP) server that gives your AI assistant 500+ tools that always return the correct answer. Math, conversions, validations, hashing, date arithmetic — the boring stuff, done right.

🧮 500+ ToolsMath, strings, dates,and much more 🎯 Zero HallucinationsDeterministic resultsevery single time ⚡ No InstallationRemote MCP serverzero setup 🔌 Works EverywhereClaude, Cursor, Windsurf,any MCP client

🖥️ Works With Your Tools

TinyFn runs as a remote MCP server — no npx, no Docker, no local install. Just add the URL to your config.

💡 Why category servers? Most AI clients limit the number of tools. TinyFn splits 500+ tools across 12 focused servers so you can pick exactly what you need.

✅ Example Queries That Just Work

Once connected, just ask your AI assistant in plain language:

Shortened. The full README is on GitHub.

Nothing above is checked by us. What we check is on the safety report.

TinyFn: common questions

Is TinyFn MCP server safe?
Mostly: it is graded B (73/100). Read the TinyFn safety report
How do I install TinyFn?
It runs remotely at api.tinyfn.io. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does TinyFn need an API key?
Yes. The registry entry asks for X-API-Key.
Is TinyFn maintained?
The last commit was 138 days ago (2026-06-19). The latest release is v1.0.2.
Is TinyFn up?
100% of our last 28 checks got an answer. We check remote servers about four times a day.
How does TinyFn compare with other MCP servers?
safety score 73/100 (higher than 39% of 48,255 servers); tools 572 (the typical server has 7); tools that change things 2% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.