Blacksmith runs on your own machine — the client starts it, so there is no endpoint to ping. 1 054 installs a week from npm. Last commit 30 Apr 2026.
MCP server for Blacksmith CI - query runs, analyze test failures, detect flaky tests.
Nothing serious here today
Today is the operative word: we check Blacksmith every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
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 blacksmith -e 'BLACKSMITH_ORG=<BLACKSMITH_ORG>' -- npx -y blacksmith-mcp{
"mcpServers": {
"blacksmith": {
"command": "npx",
"args": [
"-y",
"blacksmith-mcp"
],
"env": {
"BLACKSMITH_ORG": "<BLACKSMITH_ORG>"
}
}
}
}[mcp_servers.blacksmith]
command = "npx"
args = ["-y", "blacksmith-mcp"]
env = { BLACKSMITH_ORG = "<BLACKSMITH_ORG>" }{
"mcpServers": {
"blacksmith": {
"command": "npx",
"args": [
"-y",
"blacksmith-mcp"
],
"env": {
"BLACKSMITH_ORG": "<BLACKSMITH_ORG>"
}
}
}
}{
"servers": {
"blacksmith": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"blacksmith-mcp"
],
"env": {
"BLACKSMITH_ORG": "<BLACKSMITH_ORG>"
}
}
}
}Put your own value in place of
<BLACKSMITH_ORG> (Your Blacksmith organization name).
The author’s registry entry marks it as required.
Optional settings from the registry entry, left out of the block above:
BLACKSMITH_SESSION_COOKIE (Session cookie (auto-extracted from Chrome if not set)).
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Blacksmith — questions
Answers built from our own checks of this server.