How do I use OpenViking MCP Server?

1. Click on "Install Server". 2. Wait a few minutes for the server to deploy. Once ready, it will show a "Started" state. 3. In the chat, type @ followed by the MCP server name and your instructions, e.g., "@OpenViking MCP Server search for machine learning papers on transformers" That's it! The server will respond to your query, and you can continue using it as needed. Here is a step-by-step guide with screenshots.

OpenViking MCP Server

by jadenmaciel

Overview Schema Related Servers Score Discussions

Python

Remote

OpenViking MCP Server

A lightweight MCP (Model Context Protocol) server that connects to a running OpenViking server via HTTP, exposing its context database capabilities to Claude Desktop and other MCP clients.

No native compilation required -- only depends on httpx and mcp.

Prerequisites

Python 3.10+
A running OpenViking server (openviking-server on port 1933 by default)

Related MCP server: miniMCP

Installation

pip install ./openviking-mcp
# or with uv
uv pip install ./openviking-mcp

Claude Desktop Setup

Add to your claude_desktop_config.json:

{
  "mcpServers": {
    "openviking": {
      "command": "openviking-mcp",
      "args": ["--server-url", "http://localhost:1933"],
      "env": {
        "OPENVIKING_API_KEY": "your-key-here"
      }
    }
  }
}

Claude Code Setup

claude mcp add openviking -- openviking-mcp --server-url http://localhost:1933

Or with HTTP transport:

openviking-mcp --transport streamable-http --port 2033
claude mcp add --transport http openviking http://127.0.0.1:2033/mcp

Available Tools

Tool	Description
`search`	Semantic search across memories, documents, and resources
`add_resource`	Ingest a file, directory, or URL for indexing
`read_content`	Read the full content of a resource by URI
`get_overview`	Get a structured summary of a resource (L1)
`get_abstract`	Get a one-line summary of a resource (L0)
`list_contents`	Browse directory contents at a Viking URI
`add_memory`	Store information for future recall
`find_by_pattern`	Find resources by filename glob pattern
`grep_content`	Exact text/regex search within resources
`get_resource_info`	Get resource metadata (type, size, status)
`get_relations`	View links between resources
`health_check`	Check OpenViking server connectivity

CLI Options

Flag	Env Var	Default	Description
`--server-url`	`OPENVIKING_URL`	`http://localhost:1933`	OpenViking server URL
`--api-key`	`OPENVIKING_API_KEY`		API key for authentication
`--transport`		`stdio`	`stdio` or `streamable-http`
`--host`		`127.0.0.1`	Bind host (HTTP transport)
`--port`	`OPENVIKING_MCP_PORT`	`2033`	Bind port (HTTP transport)
`--timeout`		`60`	HTTP request timeout (seconds)
`--debug`	`OPENVIKING_MCP_DEBUG`	`false`	Enable debug logging

License

Apache-2.0

This server cannot be installed

license - permissive license

quality - not tested

maintenance

How are these scores calculated?

Maintenance

–Maintainers

–Response time

–Release cycle

–Releases (12mo)

Commit activity

Resources

GitHub Repository

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