LLM Preflight runs on your own machine — the client starts it, so there is no endpoint to ping. 1 493 installs a week from pypi. Last commit 9 Sep 2026.
Local, cross-provider preflight checks for LLM integration changes.
We read the source, 22 h ago · rules 3dff92dd89df
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
return subprocess.run( # nosec B603
before = dict(os.environ)
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add llm-preflight -- uvx llm-preflight
{
"mcpServers": {
"llm-preflight": {
"args": [
"llm-preflight"
],
"command": "uvx"
}
}
}
[mcp_servers.llm-preflight]
command = "uvx"
args = ["llm-preflight"]
{
"mcpServers": {
"llm-preflight": {
"args": [
"llm-preflight"
],
"command": "uvx"
}
}
}
{
"mcpServers": {
"llm-preflight": {
"args": [
"llm-preflight"
],
"command": "uvx"
}
}
}
MCP server for Chanty API integration
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4,372 pre-production checks: security, performance, scale, integrations, post-launch.
Point-in-time amendment history for 506 UK legislation provisions.
MCP Server for VictoriaLogs. Provides integration with VictoriaLogs API and documentation
MCP Server for VictoriaLogs. Provides integration with VictoriaLogs API and documentation
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MCP server for Zoho CRM API integration
Answers built from our own checks of this server.