Self-hosted permission-aware context layer. Search returns only what the caller may read.
Free account. Installing gives you the manifest plus copy-paste snippets.
See reviewsImported from the official MCP registry - entry
work.nacre/nacrev0.26.4. Ratings and installs below are from this marketplace.
Self-hosted permission-aware context layer. Search returns only what the caller may read.
@nacre.work/mcp @ 0.26.4Source: https://github.com/nacre-work/nacre
Registry entry: work.nacre/nacre
Copy one of these into your project. Installing also returns the manifest and these snippets.
# after Install: the listing is in your workspace's routing pool - nothing else to configure
curl -s -X POST https://api.opensmartroute.ai/api/v1/route -H 'Authorization: Bearer $OSR_API_KEY' -H 'Content-Type: application/json' -d '{"text": "...", "plan": true}'
# or pin it on the OpenAI-compatible endpoint: {"model": "mcp-work-nacre-nacre", ...}Installed into a catalogue, chosen by a router
Photo: RDNE Stock project
An Open Capability Manifest: the router reads it to know what this does, what it costs and when to pick it.
{
"ocm": "1",
"id": "mcp-work-nacre-nacre",
"kind": "tool",
"name": "Nacre",
"description": "Self-hosted permission-aware context layer. Search returns only what the caller may read.",
"publisher": "nacre-work",
"version": "0.26.4",
"capabilities": {
"domains": [
"general"
],
"tags": [
"mcp",
"mcp-server",
"npm",
"mcp-registry"
],
"languages": [
"en"
]
},
"quality_prior": 0.6,
"examples": [
"Self-hosted permission-aware context layer. Search returns only what the caller may read."
],
"primary": false,
"metadata": {
"source": {
"provider": "mcp-registry",
"repository": "https://github.com/nacre-work/nacre",
"path": "server.json",
"ref": "0.26.4",
"url": "https://github.com/nacre-work/nacre",
"key": "work.nacre/nacre",
"registry": "https://registry.modelcontextprotocol.io"
}
}
}Fetch it by URL: GET /api/v1/registry/mcp-work-nacre-nacre/manifest?version=0.26.4
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