> For the complete documentation index, see [llms.txt](https://skymerse.gitbook.io/notamify-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://skymerse.gitbook.io/notamify-api/basics.md).

# Basics

- [Quick start](https://skymerse.gitbook.io/notamify-api/basics/quick-start.md): Welcome to the Notamify API Quick Start Guide. In this document, you’ll learn how to make your first API call, understand essential parameters, and interpret the responses. By the end, you should have
- [Authentication guide](https://skymerse.gitbook.io/notamify-api/basics/authentication-guide.md)
- [Notamify API Credits and Costs](https://skymerse.gitbook.io/notamify-api/basics/notamify-api-credits-and-costs.md): Notamify uses a credit-based system for API usage.
- [Notam Time Filtering](https://skymerse.gitbook.io/notamify-api/basics/notam-time-filtering.md): Notamify implements a sophisticated time-based filtering system for NOTAMs. This document explains how the time filtering works.
- [Notamify NOTAM Schedules & RRULE Parsing](https://skymerse.gitbook.io/notamify-api/basics/notam-time-filtering/notamify-notam-schedules-and-rrule-parsing.md): This article expands on how Notamify represents and parses NOTAM schedules and how you can use them for client-side time filtering. It includes fully working Python and JavaScript examples.
- [Rate limits](https://skymerse.gitbook.io/notamify-api/basics/rate-limits.md)