MCP server

PPL Free Ground School Official

com.pplfree/ground-school

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Free FAA private-pilot ground school: source-cited answers, lessons and practice questions.

Website

At a glance

Type

MCP server

Publisher

pplfree.com (verified by the MCP Registry)

Status

Working at last check

Tools

5

Token cost

About 1,378 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http ground-school https://pplfree.com/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.ground-school]
url = "https://pplfree.com/mcp"

Gemini CLI

{"mcpServers":{"ground-school":{"httpUrl":"https://pplfree.com/mcp"}}}

Cursor

{"mcpServers":{"ground-school":{"url":"https://pplfree.com/mcp"}}}

VS Code

{"servers":{"ground-school":{"type":"http","url":"https://pplfree.com/mcp"}}}

Antigravity

agy mcp add ground-school https://pplfree.com/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"ground-school","server_url":"https://pplfree.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"ground-school","server_url":"https://pplfree.com/mcp"}

Tools

• check_answer ~360 tokens
  Grade the user's answer to a practice question from get_practice_question. Use this when the user replies with their choice (for example "B" or "I think it is C"): pass the question_id and their choice. Returns whether the answer is correct, the correct choice, why each choice is right or wrong, and
• get_lesson ~179 tokens
  Fetch one full ground-school lesson: its summary, why it matters in flight, the learning objectives it covers, and a link to read it. Use this after search_faa_knowledge when the user wants the whole topic rather than a single answer, or when they ask to study or learn a subject properly. Call list_
• get_practice_question ~455 tokens
  Return private-pilot practice questions written for this course in the style of the FAA knowledge test (not actual FAA test questions), each with its answer choices, its topic, a question_id and a link to try it on pplfree.com. The correct answer is withheld by default so the user can attempt the qu
• list_curriculum ~140 tokens
  List the ground-school curriculum: modules and the published lessons in each, with their keys. Use this to orient yourself before get_lesson, to answer "what does the course cover", or to help a user plan what to study next.
• search_faa_knowledge ~244 tokens
  Answer a US private-pilot (FAA) ground-school question from a source-cited curriculum. Use this whenever the user asks about FAA regulations, airspace, VFR weather minimums, weight and balance, aerodynamics, aircraft systems, navigation, weather theory, human factors, or private-pilot certification

Browse

• Weather
• Travel and flights

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