Ossian MCP

An MCP server adapter for Ossian that enables agents to query organizational documents with citations and maintain persistent memory across conversations. It supports tools for asking documents, listing namespaces, recalling relevant information, and managing agent memory with configurable access modes.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by dockndevai

You need:You need a running Ossian and an API key.Issue one from the console ( Console → API keys )Install npm install -g ossian-mcp

Vendor documentation

What you can do with it

Ask documents with citations
Retrieve relevant information ranked by relevance
Record agent preferences and facts
Erase conversation memory

Source and maintenance

Community listingRegistry 0.2.2

mcp-registry: io.github.dockndevai/ossian-mcp@0.2.2 Source repository

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

ossian-mcp 0.2.2

npm

ossian-mcp package definition

{
  "version": "0.2.2",
  "transport": "stdio",
  "identifier": "ossian-mcp",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "OSSIAN_URL",
      "description": "Base URL of the Ossian installation (e.g. http://localhost:8081)."
    },
    {
      "name": "OSSIAN_API_KEY",
      "isRequired": true,
      "description": "Ossian API key (osk_…). Scope it to the narrowest role/namespace that works."
    },
    {
      "name": "OSSIAN_AGENT_ID",
      "description": "Separates one agent's memories from another's. Defaults to 'mcp'."
    },
    {
      "name": "OSSIAN_MODE",
      "description": "Access mode: read-only | read-write | admin. Starts read-only; writes need read-write."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

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Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "ossian-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ossian-mcp@0.2.2"
      ],
      "env": {
        "OSSIAN_URL": "<YOUR_OSSIAN_URL>",
        "OSSIAN_API_KEY": "<YOUR_OSSIAN_API_KEY>",
        "OSSIAN_AGENT_ID": "<YOUR_OSSIAN_AGENT_ID>",
        "OSSIAN_MODE": "<YOUR_OSSIAN_MODE>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "ossian-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ossian-mcp@0.2.2"
      ],
      "env": {
        "OSSIAN_URL": "<YOUR_OSSIAN_URL>",
        "OSSIAN_API_KEY": "<YOUR_OSSIAN_API_KEY>",
        "OSSIAN_AGENT_ID": "<YOUR_OSSIAN_AGENT_ID>",
        "OSSIAN_MODE": "<YOUR_OSSIAN_MODE>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "ossian-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "ossian-mcp@0.2.2"
      ],
      "env": {
        "OSSIAN_URL": "<YOUR_OSSIAN_URL>",
        "OSSIAN_API_KEY": "<YOUR_OSSIAN_API_KEY>",
        "OSSIAN_AGENT_ID": "<YOUR_OSSIAN_AGENT_ID>",
        "OSSIAN_MODE": "<YOUR_OSSIAN_MODE>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "ossian-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "ossian-mcp@0.2.2"
      ],
      "env": {
        "OSSIAN_URL": "<YOUR_OSSIAN_URL>",
        "OSSIAN_API_KEY": "<YOUR_OSSIAN_API_KEY>",
        "OSSIAN_AGENT_ID": "<YOUR_OSSIAN_AGENT_ID>",
        "OSSIAN_MODE": "<YOUR_OSSIAN_MODE>"
      }
    }
  }
}

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