77 Services from agentstoolshub.com

Decodes EVM transaction calldata and simulates it against live chain state to explain what it would do — including unlimited-approval warnings — without broadcasting it.

Returns upcoming or full-year public holidays for any of ~110 covered countries, including holiday names, dates, and nationwide status.

Fetches a web page server-side and converts it to clean, LLM-readable markdown with scripts, styles, and boilerplate stripped

Returns live European Central Bank reference rates for 30 currencies as a full rate table or cross-rate conversion, refreshed each business day and cached one hour.

Query live DNS records (A, AAAA, MX, TXT, NS, CNAME, SOA) for any domain using Cloudflare's DNS-over-HTTPS resolver

Validates an IBAN by checking country code, country-specific length, and ISO 7064 MOD 97-10 checksum, returning a pretty-printed grouped format when valid.

Returns the current date and time for any IANA time zone, including Unix timestamps, ISO 8601, weekday, and day-of-year.

Counts working days (Monday–Friday) between two dates, excluding weekends and optionally excluding public holidays for a specified country.

Generates a QR code for any text, URL, or crypto address and returns ready-to-embed SVG markup plus a PNG data URI, with configurable size and error-correction level.

Validates an email address through two layers: RFC-style syntax checking plus a live DNS MX lookup to confirm the domain actually hosts mail servers.

Geolocates any IPv4 or IPv6 address (or the caller's own IP) returning country, region, city, coordinates, timezone, ASN, network owner, and currency via ipwho.is

Returns current temperature, humidity, wind speed, and conditions plus a 3-day forecast for any city name or lat/lon coordinates, powered by Open-Meteo with no API key required.

Calculates the USD cost of an LLM API call by multiplying input and output token counts by published per-million-token prices for 15 current models across OpenAI, Anthropic, Google, DeepSeek, xAI, and Meta.

Look up MIME content types by substring, file extension, or category (text, application, image, audio, video, font, multipart, model)

Converts natural-language date and time expressions into exact ISO 8601 timestamps using deterministic, rule-based parsing with a configurable reference moment.

Fetches a web page (SSRF-guarded) and checks whether a specific expected text string appears on it, returning a boolean result and surrounding excerpt as evidence.

Computes a deterministic line-by-line LCS diff between two texts and returns the result in unified-diff format with additions, removals, and context lines.

Add VAT to a net amount or remove VAT from a gross amount using standard rates for 36 countries or a custom rate

Fetches a URL server-side and extracts its title, meta description, Open Graph tags, Twitter card tags, canonical URL, and favicon for link previews and classification.

Fetches a PDF by URL (SSRF-guarded) or accepts base64-encoded PDF content and extracts all readable text with page count using deterministic parsing.

Calculates Body Mass Index from weight (kg) and height (cm), returning the BMI value, WHO weight category, and healthy weight range for the given height.

Generates cryptographically secure random passwords, hex keys, and uniform random integers using a CSPRNG (rejection sampling, no modulo bias).

Returns a comprehensive on-chain profile of any Ethereum or Base wallet address, including native balance, transaction counts, activity recency, top token holdings, and frequent counterparties with fresh-wallet and high-volume flags.

Estimates token counts for a given text across major LLM families (GPT, Claude, Gemini, Llama, DeepSeek) using a character/word heuristic accurate to within ~10% of real BPE tokenizers.

Returns an on-chain due-diligence report for an NFT collection including mint supply, unique holder count, top-10 ownership concentration, wash-trading signals, and recent activity trends.

Probes a GET endpoint multiple times and returns status codes along with latency statistics (min, avg, max) to verify API responsiveness before committing to paid calls.

Converts input text to one of nine letter cases including UPPER, lower, Title, Sentence, camelCase, PascalCase, snake_case, kebab-case, and CONSTANT_CASE with automatic camelCase boundary splitting.

Translates a cron expression into plain English, validates it, and returns the next scheduled execution times.

Checks whether a domain name is registered or available using the RDAP protocol, returning registrar and registration dates for taken domains

Search a catalog of x402-paid APIs by natural language capability description, returning matched tools from the AgentTools catalog and optionally the live x402 Bazaar marketplace.

Generate cryptographically secure UUIDv4 (random) or UUIDv7 (time-sortable) identifiers, or validate any UUID's format, version, and variant bits.

Fetches a webpage by URL or accepts raw HTML and returns every HTML table as structured JSON with headers and rows preserved

Calculates a person's exact age in years, months, and days from a date of birth, with total days lived, relative to a reference date (defaults to today UTC).

Scans newly created DEX liquidity pools across Solana, Base, Ethereum, BSC, Arbitrum, and Polygon, returning liquidity, volume, FDV, trade counts, and risk flags for each pool.

Converts a numeric value between cooking and liquid volume units including milliliters, liters, gallons, cups, tablespoons, and more

Queries the Internet Archive Wayback Machine index for a URL to return its first archival date, most recent snapshot, number of years archived, and recent capture dates

Side-by-side comparison of two NFT collections across six due-diligence metrics — supply, holders, holder ratio, top-10 concentration, wash-trading score, and activity trend — with a per-metric winner verdict.

Fetches any RSS 2.0 or Atom feed URL server-side and returns normalized JSON items with title, link, publication date, and summary — no XML parsing required.

Calculates the future value of a deposit with compound interest, supporting annual, semi-annual, quarterly, monthly, weekly, or daily compounding frequencies.

Calculates the fixed monthly payment, total repaid, and total interest for a loan using the annuity formula given principal, annual interest rate, and term in years.

Converts a numeric value between area units including square millimeters, centimeters, meters, kilometers, hectares, acres, square feet, and square miles.

Calculates Ethereum transaction cost in ETH and USD from gas units, gas price in gwei, and current ETH price using exact BigInt math

Returns live cryptocurrency prices in USD, EUR, GBP, or JPY plus 24-hour change for any coin by id or ticker via CoinGecko (60-second cache).

Converts between Ethereum denomination units (wei, kwei, mwei, gwei, microether, milliether, ether) using exact BigInt arithmetic to avoid floating-point errors.

Scans raw unstructured text and extracts structured, deduplicated entities: email addresses, URLs, IPv4 addresses, phone numbers, and domains.

Calculates gross profit, profit margin (profit as % of selling price), and markup (profit as % of cost) from a unit cost and selling price.

Parses iCalendar (.ics) content into structured JSON with event title, start/end times, location, organizer, and description

Returns a live transfer feed for an NFT collection with per-address net position analysis, ranking wallets by accumulation (net buys) versus exits (net sells) over recent activity.

Decodes a JWT's header and payload into readable JSON without verifying the signature — exp and iat claims are rendered as human-readable dates.

Computes exact cryptographic hash digests (SHA-256, SHA-512, SHA-1, MD5) of any UTF-8 text string, returning a deterministic hex digest.

Splits raw text into token-budget-aware, sentence-boundary-respecting chunks with configurable overlap for RAG pipeline preparation.

Validates JSON with precise error messages, pretty-prints it with configurable indentation, and returns its top-level type and element count.

Returns the phrase, category, and explanation for any HTTP status code, or lists all codes within a given category (1xx–5xx).

Converts integers from one numeric base to another (bases 2–36, e.g. binary, octal, decimal, hex) with BigInt precision and no magnitude limit.

Encodes plain text to base64 or decodes base64 back to plain text, with full UTF-8 support including emoji and non-Latin scripts.

Look up ISO 3166-1 codes, capitals, regions, populations, currencies, languages, TLDs, and calling codes for any or all of 250 countries and territories, optionally filtered by region.

Converts Unix epoch timestamps to ISO/UTC date strings and vice versa, with automatic millisecond detection and clear error handling for invalid inputs.

Bidirectionally converts integers (1–3999) to Roman numerals and Roman numerals back to integers, with strict validation that rejects non-standard forms.

Look up the US state or territory for a given telephone area code, or list all area codes for a given state, covering all 404 NANP codes including overlays.

Converts a numeric value between digital storage units — supporting both decimal (KB, MB, GB, TB) and binary (KiB, MiB, GiB, TiB) unit systems.

Converts a numeric speed value between km/h, mph, m/s, knots, and ft/s using exact unit definitions.

Converts a numeric value between weight/mass units including metric tons, kilograms, grams, milligrams, pounds, ounces, and stones using exact international definitions.

Calculates tip amount, grand total, and per-person split for any bill amount, with configurable tip percentage and party size.

Estimates how long it takes to read a text given its word count and an optional reading speed in words per minute

Returns top holders of any NFT collection with ownership quantities, individual/cumulative percentages, and concentration statistics for a given contract address on Ethereum or Base.

Calculates X% of Y, what percent X is of Y, and percent change between two values, with step-by-step working shown

Returns all NFT collections held by a wallet address on Ethereum or Base, sorted by quantity owned per collection.

Converts a temperature value between Celsius, Fahrenheit, and Kelvin, returning exact results with step-by-step working and reference points.

Parses any URL into its constituent components: protocol, hostname, port, path segments, query parameters, hash, and credentials.

Converts a numeric value between any two length units spanning metric and imperial systems, including nautical miles.

Calculates the total fuel volume and cost for a road trip given distance, fuel consumption rate, and price per liter, with optional cost splitting across passengers.

Calculates the total days between two dates, plus breakdowns in weeks/days and calendar years/months/days.

Calculates the final sale price and total savings for a given original price and percent-off discount, with working shown.

Calculates return on investment (ROI) as profit/loss and percentage return given an initial invested amount and a final value.

Calculates the Compound Annual Growth Rate (CAGR) from an initial value, final value, and number of years

Parse a User-Agent string into structured browser name/version, rendering engine, operating system, and device type/vendor/model data.

Percent-encodes plain text for safe use in URLs and query strings, or decodes percent-encoded text back to plain text, using standard encodeURIComponent rules.