How to Use the Charity Navigator MCP in Claude Code

Q: How can I script Charity Navigator lookups in Claude Code?

You can pipe the output of searchcharities into your own scripts. Claude Code runs the tool and returns the raw JSON, which is ready for processing.

Q: Does Claude Code support filtering Charity Navigator by expense size?

Yes, the searchcharities tool includes a parameter for organization size by expenses. You can pass this directly from your CLI command.

Q: Can I check for removed advisories on Charity Navigator using Claude Code?

You can set the status filter to 'REMOVED' in the getcharityadvisories tool. This lets you track the history of resolved warnings for any nonprofit.

Claude Code provides command-line access to nonprofit metrics and financial ratings for your CI/CD pipelines.

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Connect Charity Navigator MCP to Claude Code

Create your Vinkius account to connect Charity Navigator to Claude Code and route execution through our secure gateway. The platform manages server hosting, runtime updates, and security layers. Configuration requires no manual server provisioning.

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Setup Charity Navigator with Claude Code

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Query nonprofits via Claude Code

The `search_charities` tool lets you grab lists of nonprofits based on rating or location from your terminal. It's built for batch processing and script-based workflows. Pipe the output directly into other tools to automate your data collection. It handles the complexity of pagination and filtering so your scripts stay simple.

Verify charity status in Claude Code

Use `get_charity_advisories` to check for active warnings regarding financial or operational health. It's perfect for automated background checks on potential partners. This tool returns the advisory status directly to your shell. You can set up your pipeline to fail or alert if a flagged nonprofit is detected.

Analyze financial history in Claude Code

Call `get_charity_ratings` to output historical performance data for any nonprofit into your logs. It provides the overall, financial, and accountability scores required for your compliance reports. This MCP Server provides the raw data you need for automated analysis. You get clear, machine-readable output every time you run a command.

Setup guide

Set up Charity Navigator 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 charity-navigator-mcp with a green status indicator.
3

Start using tools

Ask Claude Code something like "Check my latest Charity Navigator transactions." It will automatically discover and invoke the available Charity Navigator tools.

Terminal

claude mcp add --transport http charity-navigator-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 Charity Navigator 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": {
    "charity-navigator-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 Charity Navigator. 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 Charity Navigator MCP in Claude Code

You can pipe the output of `search_charities` into your own scripts. Claude Code runs the tool and returns the raw JSON, which is ready for processing.

Yes, the `search_charities` tool includes a parameter for organization size by expenses. You can pass this directly from your CLI command.

You can set the status filter to 'REMOVED' in the `get_charity_advisories` tool. This lets you track the history of resolved warnings for any nonprofit.

All requests are encrypted via the transport layer and authenticated with your unique token. The server only processes public charity data, ensuring your internal infrastructure remains isolated.

The server acts as a pass-through for public nonprofit records like EINs and ratings. It does not store or share your terminal's operational data or environment variables.

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