Identity, memory, trust, and swarm MCP tools for AI agents. Free MIRC + free floors at lithtrix.ai.
Connect Runs on your machine
claude mcp add lithtrix -e LITHTRIX_API_KEY=<LITHTRIX_API_KEY> -e LITHTRIX_PASSPORT_MASTER_SEED=<LITHTRIX_PASSPORT_MASTER_SEED> -e LITHTRIX_PASSPORT_PRIVATE_KEY=<LITHTRIX_PASSPORT_PRIVATE_KEY> -e LITHTRIX_API_URL=<LITHTRIX_API_URL> -- npx -y [email protected]{
"mcpServers": {
"lithtrix": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"LITHTRIX_API_KEY": "<LITHTRIX_API_KEY>",
"LITHTRIX_PASSPORT_MASTER_SEED": "<LITHTRIX_PASSPORT_MASTER_SEED>",
"LITHTRIX_PASSPORT_PRIVATE_KEY": "<LITHTRIX_PASSPORT_PRIVATE_KEY>",
"LITHTRIX_API_URL": "<LITHTRIX_API_URL>"
}
}
}
}{
"mcpServers": {
"lithtrix": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"LITHTRIX_API_KEY": "<LITHTRIX_API_KEY>",
"LITHTRIX_PASSPORT_MASTER_SEED": "<LITHTRIX_PASSPORT_MASTER_SEED>",
"LITHTRIX_PASSPORT_PRIVATE_KEY": "<LITHTRIX_PASSPORT_PRIVATE_KEY>",
"LITHTRIX_API_URL": "<LITHTRIX_API_URL>"
}
}
}
}{
"servers": {
"lithtrix": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"LITHTRIX_API_KEY": "<LITHTRIX_API_KEY>",
"LITHTRIX_PASSPORT_MASTER_SEED": "<LITHTRIX_PASSPORT_MASTER_SEED>",
"LITHTRIX_PASSPORT_PRIVATE_KEY": "<LITHTRIX_PASSPORT_PRIVATE_KEY>",
"LITHTRIX_API_URL": "<LITHTRIX_API_URL>"
}
}
}
}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 |
|---|---|
LITHTRIX_API_KEYRequired, secret | Your Lithtrix API key (ltx_...). Register free at https://lithtrix.ai/v1/register — MIRC free forever, rolling-30 free floors, no card required. Or use the lithtrix_register tool. |
LITHTRIX_PASSPORT_MASTER_SEEDOptional, secret | Optional. UTF-8 passphrase for lithtrix_passport_derive and lithtrix_delegate signing — never sent to the Lithtrix API. |
LITHTRIX_PASSPORT_PRIVATE_KEYOptional, secret | Optional. PKCS#8 PEM Ed25519 private key for lithtrix_delegate signing (client-side only). |
LITHTRIX_API_URLOptional | Optional. Override the Lithtrix API base URL. Defaults to https://api.lithtrix.ai. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 20 Sep 2026 |
| Last updated | 20 Sep 2026 |
| Registry name | io.github.lithtrix/lithtrix |
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