X Openapi Flow MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 106 installs a week from npm. Last commit 15 Sep 2026.
OpenAPI lifecycle guard and MCP sidecar for policy-driven API orchestration.
We read the source, 20 h ago · rules 3dff92dd89df
A value the model can set ends up inside a file or shell call. That is not a flaw by itself — for a terminal server it is the job — but it is where things go wrong when it is not.
const r = spawnSync(process.execPath, [CLI_PATH, ...args], {
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.
этот файл ставится пользователю, но в репозитории его нет
fs.writeFileSync(path.join(outputDir, specFileName), sourceSpec, "utf8");
const r = spawnSync(process.execPath, [CLI_PATH, ...args], {
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
That is not a flaw by itself — but it is where things go wrong when it is not the job. We re-read this code on every release. Watch it and you hear from us the day another one appears.
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 x-openapi-flow-mcp -- npx -y x-openapi-flow
{
"mcpServers": {
"x-openapi-flow-mcp": {
"args": [
"-y",
"x-openapi-flow"
],
"command": "npx"
}
}
}
[mcp_servers.x-openapi-flow-mcp]
command = "npx"
args = ["-y", "x-openapi-flow"]
{
"mcpServers": {
"x-openapi-flow-mcp": {
"args": [
"-y",
"x-openapi-flow"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"x-openapi-flow-mcp": {
"args": [
"-y",
"x-openapi-flow"
],
"command": "npx"
}
}
}
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Answers built from our own checks of this server.