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Connect Remote server
claude mcp add --transport http liminality https://liminality.physea.ai/mcp --header "X-API-Key: <X_API_KEY>"
{
"mcpServers": {
"liminality": {
"url": "https://liminality.physea.ai/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}
{
"servers": {
"liminality": {
"type": "http",
"url": "https://liminality.physea.ai/mcp",
"headers": {
"X-API-Key": "<X_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://liminality.physea.ai/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
The tool list was not available in our last check.
Headers
| Name | Description |
|---|---|
X-API-KeyRequired, secret | Your Liminality API key. Get one free at https://physea.ai/signup. First 50 solves on any key are free. OAuth 2.1 (AuthKit) is also supported for clients that prefer browser sign-in. |
Details
| Endpoint | https://liminality.physea.ai/mcp (Streamable HTTP) |
| First published | 8 Oct 2026 |
| Last updated | 8 Oct 2026 |
| Registry name | ai.physea/liminality |
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