PlatformIO MCP Server
by powerdragonfireio.github.powerdragonfire/platformio.mcpv0.1.0
Build, flash and debug PlatformIO firmware: parsed compiler errors, serial monitoring, crash backtrace decoding, Unity tests and library management.
context tax
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security
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cold start
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freshness
Active21d ago
Install PlatformIO MCP server
Install in Claude Code
claude mcp add platformio -- uvx platformio.mcpInstall in Cursor
{
"mcpServers": {
"platformio": {
"command": "uvx",
"args": [
"platformio.mcp"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"platformio": {
"command": "uvx",
"args": [
"platformio.mcp"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"platformio": {
"type": "stdio",
"command": "uvx",
"args": [
"platformio.mcp"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"platformio": {
"command": "uvx",
"args": [
"platformio.mcp"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Configuration
| Variable | Required | Secret | Description |
|---|---|---|---|
| PLATFORMIO_MCP_POLICY | — | — | full (default), build_only, or read_only |
| PLATFORMIO_MCP_PROJECT_DIR | — | — | Default project directory when a tool is called without project_dir |
| PLATFORMIO_MCP_PIO | — | — | Explicit path to the pio executable (auto-detected otherwise) |
Freshness
Active — last maintenance signal 21d ago. The newest of the signals below sets the band.
Last commit (default branch)
2026-09-18 · 21d ago · GitHub
Latest release
2026-09-18 · 21d ago · GitHub · v0.2.0
Package published
no data · npm/PyPI
Registry entry updated
2026-09-16 · 23d ago · official registry · v0.1.0
FAQ
›How do I install the PlatformIO MCP server in Claude Code?
Run: claude mcp add platformio -- uvx platformio.mcp. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does PlatformIO require an API key?
No required environment variables are declared in its published metadata.
›Can I use PlatformIO as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is PlatformIO in the official MCP registry?
Yes, as io.github.powerdragonfire/platformio.mcp.
Alternatives to PlatformIO
Other monitoring & observability MCP servers.