Calculate a transaction's gas fee: gas units × gas price (gwei) gives the ETH cost, multiplied by the ETH price for USD. Exact BigInt math for the wei amounts. Use thi…
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Convert a specific wall-clock time between any two IANA time zones with DST-aware, exact offsets — the scheduling-agent operation that LLMs get wrong constantly. Shows…
Listing info 80/100
Generate a valid RFC 5545 iCalendar file from JSON events: proper CRLF line endings, text escaping, line folding at 75 octets and a required DTSTAMP. The output import…
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Convert Markdown to HTML with GitHub-flavored markdown support (tables, task lists, strikethrough, autolinks). Deterministic — the same markdown always yields byte-ide…
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Fetch the lead summary of any English Wikipedia article — the fast, grounded way to facts about companies, people, places and concepts. Fuzzy titles resolve via Wikipe…
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Split text into retrieval-friendly chunks with a token budget and sentence-aware boundaries. Overlap between consecutive chunks preserves context across splits — the s…
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Convert integers between any bases from 2 to 36 — binary, octal, decimal, hexadecimal and beyond — with BigInt precision (no limit on magnitude). Use this when an agen…
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Convert cooking and liquid volume units: milliliters, liters, cubic meters, US gallons, quarts, pints, cups, fluid ounces, tablespoons and teaspoons. Use this when an …
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Validate any EU VAT number against VIES — the European Commission's live registry: validity, registered trader name and address by member state. The check every B2B in…
Listing info 80/100
Read an ERC-20 token balance for any wallet on Base or Ethereum via public RPC eth_call — no key, no indexer. Returns the raw balance, human-readable amount (decimals …
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Look up any CVE in the US National Vulnerability Database (NVD): CVSS 3.1 score and severity vector, weakness (CWE) classification, human summary and references. The a…
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Calculate the liters of fuel a trip needs and its total cost from distance, consumption (L/100 km) and price per liter — with optional cost splitting between passenger…
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Indexed listings, not certifications. Prices and protocols are publisher declarations. How the index works