How to Use the Milvus (Open-Source Vector Database) MCP in Claude Code

Q: Can I run a vector search in Milvus (Open-Source Vector Database) via Claude Code?

You can. By calling searchvectors, Claude Code performs the search and outputs the results to your terminal.

Q: Is it possible to filter by scalar fields in Milvus (Open-Source Vector Database) using Claude Code?

Yes, queryentities is designed for this. You provide the scalar expression and it returns the matches.

Q: How do I list collections in Milvus (Open-Source Vector Database) using Claude Code?

Just invoke listcollections from your terminal. It returns the names of all indexed collections.

Q: How does Claude Code delete records from Milvus (Open-Source Vector Database)?

It calls deleteentities using the primary keys you supply in your command.

Control Milvus (Open-Source Vector Database) from your terminal with this MCP Server.

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Setup Milvus (Open-Source Vector Database) with Claude Code

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Terminal-based Milvus collection inspection

Pipe your collection metadata directly into your shell. Run `list_collections` to see what you have, then use `describe_collection` to print the schema details to your terminal. `get_collection_stats` provides the row counts you need for your monitoring scripts. It gives you immediate feedback on index health.

Query and search Milvus from your CLI

Execute `search_vectors` directly from your terminal session. It returns the results of your ANN search as structured JSON for further piping. Use `query_entities` for targeted lookups. You can pass scalar filters as arguments to get exactly the records you need without leaving your command line.

Automated Milvus data management

Script your clean-up tasks using `delete_entities`. It allows you to prune your database based on primary keys within your CI/CD pipelines. For precise data verification, `get_entities` extracts records by ID. It ensures your automated processes are checking the right data points.

Setup guide

Set up Milvus (Open-Source Vector Database) MCP in Claude Code

Prerequisites

Claude Code CLI installed (npm install -g @anthropic-ai/claude-code)
Active Vinkius subscription with a valid endpoint token

1

Run the add command

Open your terminal and run the command shown on the right. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com. Use --scope user to make it available across all projects.
2

Verify the connection

Start a Claude Code session and type /mcp to list connected servers. You should see milvus-open-source-vector-database-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest Milvus (Open-Source Vector Database) transactions." It will automatically discover and invoke the available Milvus (Open-Source Vector Database) tools.

Terminal

claude mcp add --transport http milvus-open-source-vector-database-mcp https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

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Prerequisites

Claude Code CLI installed
Active Vinkius subscription with a valid endpoint token

1

Open the config file

Create or edit .mcp.json in your project root for project-level scope, or ~/.claude.json for user-level scope.
2

Add the Milvus (Open-Source Vector Database) MCP

Paste the JSON snippet shown on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Code

Start a new Claude Code session. Type /mcp to confirm the server is connected. The tools will be automatically available in your conversation.

.mcp.json

{
  "mcpServers": {
    "milvus-open-source-vector-database-mcp": {
      "type": "url",
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by Milvus. All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about Milvus (Open-Source Vector Database) MCP in Claude Code

You can. By calling `search_vectors`, Claude Code performs the search and outputs the results to your terminal.

Yes, `query_entities` is designed for this. You provide the scalar expression and it returns the matches.

Just invoke `list_collections` from your terminal. It returns the names of all indexed collections.

It calls `delete_entities` using the primary keys you supply in your command.

The server maintains a private, encrypted transport for all requests. No data is stored or logged by the server itself, ensuring your records stay local.

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