ListSmith runs on your own machine — the client starts it, so there is no endpoint to ping. 952 installs a week from pypi. Last commit 26 Oct 2026.
MCP server for ListSmith — x402 listing grades ($0.10) and repairs ($0.50) on Base
Today is the operative word: we check ListSmith every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
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 list-smith-mcp -- uvx list-smith-mcp
{
"mcpServers": {
"list-smith-mcp": {
"command": "uvx",
"args": [
"list-smith-mcp"
]
}
}
}
[mcp_servers.list-smith-mcp]
command = "uvx"
args = ["list-smith-mcp"]
{
"mcpServers": {
"list-smith-mcp": {
"command": "uvx",
"args": [
"list-smith-mcp"
]
}
}
}
{
"servers": {
"list-smith-mcp": {
"type": "stdio",
"command": "uvx",
"args": [
"list-smith-mcp"
]
}
}
}
Optional settings from the registry entry, left out of the block above:
AGENT_PRIVATE_KEY (EVM private key (0x...) of a wallet holding USDC on Base. Used locally to sign the x402 EIP-3009 authorization. For paid calls), AGENT_KEY_FILE (Path to a file containing that key (alternative to AGENT_PRIVATE_KEY)), LIST_SMITH_URL (Service base URL override (default: production)), LIST_SMITH_GRADE_MAX_AMOUNT_UNITS (Spend guard per grade call in USDC micro-units (default 100000 = $0.10, the known price). The client refuses to sign anything priced above it), LIST_SMITH_FIX_MAX_AMOUNT_UNITS (Spend guard per fix call in USDC micro-units (default 500000 = $0.50, the known price). The client refuses to sign anything priced above it).
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Answers built from our own checks of this server.