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Validate JSON with precise error messages, pretty-print it with any indent, and inspect its top-level type and element …Docs not supplied

Compute impermanent loss for a 50/50 constant-product AMM position at any relative price move, with a reference table o…Docs not supplied

Repairs broken JSON: trailing commas, single quotes, unquoted keys, Python literals (True/False/None), NaN, comments, s…Docs not supplied

Compute readability metrics for a block of text: Flesch Reading Ease score, Flesch-Kincaid grade level, and word/senten…Docs not supplied

Fetch a PDF (by URL, SSRF-guarded) or accept it as base64 and extract all readable text with page count. Deterministic …Docs not supplied

Percent-encode text for safe inclusion in URLs and query strings, or decode percent-encoded text back. Uses the standar…Docs not supplied

Compare any two NFT collections on the full due-diligence metric set: supply, holders, holder ratio, top-10 concentrati…Docs not supplied

Convert ISO 8601 durations (P1DT2H30M) to total seconds and back — including weeks — with a component breakdown. The un…Docs not supplied

Extract every HTML table from a page (or raw HTML) as structured JSON: headers and rows kept intact. The deterministic …Docs not supplied

Validate an International Bank Account Number: country code, country-specific length and the ISO 7064 MOD 97-10 check d…Docs not supplied

Scan unstructured text and extract structured entities: email addresses, URLs, IPv4 addresses, phone numbers and domain…Docs not supplied

Convert between wei, kwei, mwei, gwei, microether, milliether and ether with exact BigInt arithmetic. Decimal strings o…Docs not supplied