MCP server for Blacksmith CI - query runs, analyze test failures, detect flaky tests.
Connect Runs on your machine
claude mcp add blacksmith -e BLACKSMITH_ORG=<BLACKSMITH_ORG> -e BLACKSMITH_SESSION_COOKIE=<BLACKSMITH_SESSION_COOKIE> -- npx -y [email protected]{
"mcpServers": {
"blacksmith": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"BLACKSMITH_ORG": "<BLACKSMITH_ORG>",
"BLACKSMITH_SESSION_COOKIE": "<BLACKSMITH_SESSION_COOKIE>"
}
}
}
}{
"mcpServers": {
"blacksmith": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"BLACKSMITH_ORG": "<BLACKSMITH_ORG>",
"BLACKSMITH_SESSION_COOKIE": "<BLACKSMITH_SESSION_COOKIE>"
}
}
}
}{
"servers": {
"blacksmith": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"BLACKSMITH_ORG": "<BLACKSMITH_ORG>",
"BLACKSMITH_SESSION_COOKIE": "<BLACKSMITH_SESSION_COOKIE>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
BLACKSMITH_ORGRequired | Your Blacksmith organization name |
BLACKSMITH_SESSION_COOKIEOptional, secret | Session cookie (auto-extracted from Chrome if not set) |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 20 Jan 2026 |
| Last updated | 20 Jan 2026 |
| Registry name | io.github.grahamnotgrant/blacksmith |
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