Serverless Edge Functions for Claude, Cursor & AI Agents on Aerostack

Generates a cryptographically random API key with a custom prefix using a base62 alphabet — no ambiguous characters, URL

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Extracts all valid email addresses from free-form text using an RFC 5321 compliant pattern. Supports deduplication and p

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Converts HTML to Markdown text. Handles headings, bold, italic, links, code, lists, blockquotes, and horizontal rules. S

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Converts Markdown text to HTML with optional sanitization. Supports all common Markdown syntax including headings, bold,

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Validates a request Origin against an allow list and returns the correct CORS response headers to set — supports wildcar

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Generates a Content-Security-Policy header value from a structured directives object — supports report-only mode and rep

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Decrypts an AES-256-GCM encrypted bundle produced by sec-encrypt-aes — key is derived via SHA-256, auth tag is verified

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Encrypts a string with AES-256-GCM using Web Crypto — key is derived via SHA-256, output is a portable IV:ciphertext bun

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Highlights keyword occurrences in text by wrapping them in configurable HTML tags. Handles case-insensitive matching, lo

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Sanitizes HTML by removing dangerous tags and attributes. Always strips script, style, iframe, form elements, and all ev

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Truncates text at character, word, or sentence boundaries. Appends a configurable suffix and never cuts mid-word or mid-

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Counts words, unique words, characters, and sentences in a text string. Handles edge cases like empty text, whitespace,

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Splits text into overlapping chunks with configurable size, overlap, and boundary snapping (char, word, sentence) for RA

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Trims a conversation message array to fit within a model's context window using configurable strategies, without making

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Calculates the API cost for an LLM request given a model name, prompt token count, and completion token count, supportin

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Extracts the top N keywords from text using TF-IDF inspired scoring with built-in English stopword filtering, no externa

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Scores text for common prompt injection attack patterns including role overrides, instruction leaking, and jailbreak att

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Detects the natural language of a text string using character trigram frequency analysis, supporting 13 languages with n

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Serialises a structured message array into a formatted prompt string for open-source LLMs, supporting ChatML, Llama 2, A

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Validates and optionally repairs LLM output against a schema type (JSON, list, boolean, number, email, URL) without call

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Computes descriptive statistics (count, sum, min, max, mean, median, stdDev, variance, percentiles) for an array of numb

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Parses a CSV string into an array of row objects with headers, handling quoted fields, custom delimiters, and escaped ch

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Converts a CSV string to a typed JSON array, automatically inferring numbers, booleans, and null values from string fiel

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Computes a structural deep diff between two JSON-serializable values, classifying each change as added, removed, or modi

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Sorts an array of objects by one or more fields with configurable direction, null handling, and nested field dot-notatio

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Calculate the difference between two dates in specified units (ms, seconds, minutes, hours, days, weeks, months, years).

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Parse a raw HTTP header block string or object into a structured lowercase-keyed object with content-type and authorizat

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Removes duplicate items from an array using strict equality for primitives, deep equality for objects, or a key field fo

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Filters an array of objects using a MongoDB-style query language supporting $eq, $ne, $gt, $gte, $lt, $lte, $in, $nin, $

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Paginates an array of items with offset-based page/limit logic, returning metadata like totalPages, hasNext, and hasPrev

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Reads the full content (blocks) of a Notion page — paragraphs, headings, lists, code blocks — and returns both structure

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Updates an existing Notion page's properties — change status, tags, dates, or any database field. Supports archiving pag

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