> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tinyfn.io/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

> 500+ production-ready utility endpoints for developers

# Welcome to TinyFn

TinyFn is a REST API with **500+ utility endpoints** for the stuff you're tired of building. UUID generation, email validation, string manipulation, encoding, hashing, formatting — all battle-tested and ready to ship.

<CardGroup cols={2}>
  <Card title="Quickstart" icon="rocket" href="/docs/quickstart">
    Get your API key and make your first request in under a minute
  </Card>

  <Card title="API Reference" icon="code" href="/docs/api-reference">
    Browse all 500+ endpoints with interactive examples
  </Card>
</CardGroup>

## Why TinyFn?

<AccordionGroup>
  <Accordion title="Stop reinventing the wheel">
    Every project needs UUID generation, email validation, string formatting. Instead of writing (and testing) the same utilities again, call our battle-tested endpoints.
  </Accordion>

  <Accordion title="Works with any stack">
    REST API means it works with JavaScript, Python, Go, Ruby, PHP, curl — anything that can make HTTP requests.
  </Accordion>

  <Accordion title="Fast and reliable">
    Sub-50ms response times. 99.9% uptime SLA. Built on edge infrastructure for low latency worldwide.
  </Accordion>

  <Accordion title="Generous free tier">
    100 requests/month free. No credit card required to get started.
  </Accordion>
</AccordionGroup>

## Example Request

```bash theme={null}
curl "https://api.tinyfn.io/v1/generate/uuid" \
  -H "X-API-Key: your_api_key"
```

```json Response theme={null}
{
  "uuid": "f47ac10b-58cc-4372-a567-0e02b2c3d479",
  "version": 4,
  "variant": "RFC 4122"
}
```

## Popular Endpoints

| Category       | Endpoints                               | Examples                                     |
| -------------- | --------------------------------------- | -------------------------------------------- |
| **Generators** | UUID, password, token, Lorem ipsum      | `/v1/generate/uuid`, `/v1/generate/password` |
| **Validation** | Email, URL, phone, credit card          | `/v1/validate/email`, `/v1/validate/phone`   |
| **Encoding**   | Base64, URL encode, hex                 | `/v1/encode/base64`, `/v1/encode/url`        |
| **Hashing**    | MD5, SHA256, SHA512, bcrypt             | `/v1/hash/sha256`, `/v1/hash/bcrypt`         |
| **String**     | Slug, camelCase, truncate, reverse      | `/v1/string/slug`, `/v1/string/camelcase`    |
| **Math**       | Prime check, factorial, GCD, statistics | `/v1/math/is-prime`, `/v1/stats/mean`        |
| **Fun**        | Dad jokes, magic 8-ball, fortune        | `/v1/fun/dad-joke`, `/v1/fun/8ball`          |

<Card title="See all 500+ endpoints" icon="arrow-right" href="/docs/api-reference">
  Browse the complete API reference
</Card>