CharterBench runs on your own machine — the client starts it, so there is no endpoint to ping. 57 installs a week from npm.
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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 charterbench -e 'CHARTERBENCH_API_KEY=<CHARTERBENCH_API_KEY>' -- npx -y charterbench-mcp{
"mcpServers": {
"charterbench": {
"command": "npx",
"args": [
"-y",
"charterbench-mcp"
],
"env": {
"CHARTERBENCH_API_KEY": "<CHARTERBENCH_API_KEY>"
}
}
}
}[mcp_servers.charterbench]
command = "npx"
args = ["-y", "charterbench-mcp"]
env = { CHARTERBENCH_API_KEY = "<CHARTERBENCH_API_KEY>" }{
"mcpServers": {
"charterbench": {
"command": "npx",
"args": [
"-y",
"charterbench-mcp"
],
"env": {
"CHARTERBENCH_API_KEY": "<CHARTERBENCH_API_KEY>"
}
}
}
}{
"servers": {
"charterbench": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"charterbench-mcp"
],
"env": {
"CHARTERBENCH_API_KEY": "<CHARTERBENCH_API_KEY>"
}
}
}
}Put your own value in place of
<CHARTERBENCH_API_KEY> (CharterBench Pro API key (create one at https://www.charterbench.com/account)).
The author’s registry entry marks it as required.
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CharterBench — questions
Answers built from our own checks of this server.