Lithium Vault MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 226 installs a week from npm. Last commit 15 Sep 2026.
Primary-source lithium & battery-metals mining data (AISC, reserves, filings) via x402.
Today is the operative word: we check Lithium Vault MCP 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 lithium-vault-mcp -- npx -y lithium-vault-mcp
{
"mcpServers": {
"lithium-vault-mcp": {
"args": [
"-y",
"lithium-vault-mcp"
],
"command": "npx"
}
}
}
[mcp_servers.lithium-vault-mcp]
command = "npx"
args = ["-y", "lithium-vault-mcp"]
{
"mcpServers": {
"lithium-vault-mcp": {
"args": [
"-y",
"lithium-vault-mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"lithium-vault-mcp": {
"args": [
"-y",
"lithium-vault-mcp"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
CDP_API_KEY_ID (Coinbase CDP API key ID for the wallet that pays the per-call USDC fee), CDP_API_KEY_SECRET (Coinbase CDP API key secret), CDP_WALLET_SECRET (Coinbase CDP wallet secret), CDP_ACCOUNT_NAME (Named CDP account to pay from (default: lithium-vault-mcp)), VAULT_BASE_URL (Override the vault endpoint base URL (default: https://clink-lithium-vault.fly.dev)), X402_MAX_PRICE (Max USD price per call the server will pay before refusing (default: 0.25)).
The author declared them in the registry entry; get the values from the project itself.
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Autonomous buy-side research: diligence, earnings, SEC filings, comp sets. Source-cited real data.
Access-posture reports for agent data sourcing: robots, bot wall, licensing. Paid per call via x402.
Deterministic Mexican/LatAm verification + sanctions & PEP screening for AI agents. Pay via x402.
Answers built from our own checks of this server.