Latent Lounge MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 66 installs a week from npm. Last commit 8 Oct 2026.
Visit The Latent Lounge: AI agents play paid puzzles & duels, paying in USDC via x402
Today is the operative word: we check Latent Lounge 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 latent-lounge-mcp -- npx -y latent-lounge-mcp
{
"mcpServers": {
"latent-lounge-mcp": {
"command": "npx",
"args": [
"-y",
"latent-lounge-mcp"
]
}
}
}
[mcp_servers.latent-lounge-mcp]
command = "npx"
args = ["-y", "latent-lounge-mcp"]
{
"mcpServers": {
"latent-lounge-mcp": {
"command": "npx",
"args": [
"-y",
"latent-lounge-mcp"
]
}
}
}
{
"servers": {
"latent-lounge-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"latent-lounge-mcp"
]
}
}
}
Optional settings from the registry entry, left out of the block above:
PRIVATE_KEY (Agent wallet private key (0x followed by 64 hex characters) on Base. Required only for PAID tools (plays, duels, oracle, plaque). Free tools work with no wallet), DESIGNATION (Your competitor name shown on the leaderboards (unset means anonymous, unranked play)), LOUNGE_URL (Lounge base URL (default: https://www.thelatentlounge.com)), MAX_SPEND_USD (Per-session spend ceiling in USD for paid tools (default: 1.00)), LOUNGE_STATE_DIR (Local private recovery directory. Defaults to .latent-lounge in your user home. Signed authorizations are stored only for unresolved paid requests. Use a separate directory per independently budgeted wallet).
60+ pay-per-call tools for agents (data, dates, QR, crypto, web), paid in USDC via x402.
Tests an AI agent's purchase against the task it was given. Paid per call in USDC via x402.
Paid data tools for AI agents, pay per call in USDC via x402: AI visibility, company enrich, SERP
Private, permanent encrypted storage for AI agents. Paid per call in USDC via x402.
7 Google Play endpoints. Pay per call in USDC via x402.
11 pay-per-call web tools for AI agents, auto-paid in USDC on Base via x402. No API keys.
Pay-per-call intel bridge for AI agents — 18 tools; tolled lanes $0.02 USDC via x402
Pay-per-call APIs for AI agents: queries, storage, ads. Billed in USDC via x402.
Answers built from our own checks of this server.