MCP server

Guitar Practice Routine App — Chord Charts

io.github.slshults/gpra-chord-charts

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

Look up a guitar chord by name and get a text chord diagram. 12,708 standard-tuning names.

Working at last checkAbout 2,181 tokens per request once connected4 tools

https://mcp.guitarpracticeroutine.com/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Working at last check
Tools: 4
Token cost: About 2,181 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

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 gpra-chord-charts https://mcp.guitarpracticeroutine.com/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.gpra-chord-charts]
url = "https://mcp.guitarpracticeroutine.com/mcp"

Gemini CLI

{"mcpServers":{"gpra-chord-charts":{"httpUrl":"https://mcp.guitarpracticeroutine.com/mcp"}}}

Cursor

{"mcpServers":{"gpra-chord-charts":{"url":"https://mcp.guitarpracticeroutine.com/mcp"}}}

VS Code

{"servers":{"gpra-chord-charts":{"type":"http","url":"https://mcp.guitarpracticeroutine.com/mcp"}}}

Antigravity

agy mcp add gpra-chord-charts https://mcp.guitarpracticeroutine.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":"gpra-chord-charts","server_url":"https://mcp.guitarpracticeroutine.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"gpra-chord-charts","server_url":"https://mcp.guitarpracticeroutine.com/mcp"}

get_chord_chart_by_id ~424 tokens
Fetch one specific chord voicing by its numeric id, as returned by get_chord_chart_by_name. Use this to re-render a chart the user already saw without looking it up again.
get_chord_chart_by_name ~704 tokens
Look up one guitar chord chart by name and return it as a text chord diagram ready to show the user. Returns the same single voicing that https://guitarpracticeroutine.com/find-a-chord-chart shows for that name. The library holds 12,708 standard-tuning (EADGBE) chord names, exactly one voicing each.
get_chord_of_the_day ~399 tokens
Return today's Chord of the Day from Guitar Practice Routine App — the same chord posted to the app's Bluesky and Facebook feeds that day. Useful as a practice prompt or a daily nudge for someone learning chords.
send_feedback Sends messages · ~654 tokens
Send feedback about this chord chart server: a chord or capability you needed that its tools could not provide, a problem with a chart or a result, or praise. Only for feedback about these chord chart tools, not about other tasks. Do not include personal information about the user.

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