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How to connect Candid MCP to Claude Cowork

Connect Claude Cowork to Candid MCP. Find funders for education nonprofits, summarize nonprofit's funding history and trends, and more using natural language, with authentication handled for you.

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Candid MCP is a nonprofit research service exposing organization, funder, and opportunity data. Use it to surface authoritative social-sector data and funding insights quickly.

6 Tools

Introduction

Cowork is Anthropic's AI agent for knowledge work. Think of it as Claude Code for everything else. It works autonomously with your computer, local files, and applications to accomplish complex tasks.

This guide walks you through the easiest and most secure way to connect your Candid account to Cowork via Composio Connect, enabling it to find funders for education nonprofits, summarize nonprofit's funding history and trends, list active grant opportunities for youth programs, and more such actions on your behalf without compromising your account security.

Also integrate Candid MCP with

ChatGPT WorkHermes

Connecting Candid to Claude Cowork

1. Open Customize

In Claude Desktop, click Customize in the left sidebar, then select Connectors and click the + icon at the top.

Claude Desktop connectors screen with Add custom connector selected

2. Add the Composio MCP server

Click Add custom connector and paste in the Composio MCP server URL:

bash
https://connect.composio.dev/mcp
Add custom connector dialog with Composio MCP server URL

3. Authorize in your browser

Click Connect. You'll be redirected to a browser window where you can authorize Composio to continue.

Composio authorization screen for Claude Cowork

4. Connect your Candid account

Back in Cowork, ask the agent to connect to Candid or give it any Candid-related task.

For example, ask Cowork to:

  • "Find funders for education nonprofits"
  • "Summarize nonprofit's funding history and trends"
  • "List active grant opportunities for youth programs"

It will prompt you to authenticate and authorize access.

That's it. Composio's tools are now available in Cowork, and your Candid account is ready to use.

What is Claude Cowork?

Claude Cowork is Anthropic's agent for general knowledge work. It can use your computer, files, and connected applications to complete longer-running tasks across your work tools.

With Composio Connect, Cowork can securely access apps like Candid through MCP without you sharing account credentials directly with the agent.

What is the Candid MCP server, and what's possible with it?

The Candid MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Candid account. It provides structured and secure access so your agent can perform Candid operations on your behalf.

TOOLS

Supported Tools

Every Candid MCP action and event your agent gets out of the box.

Current date

Get the current day to reference for any time-sensitive data requests.

Identify locations

Uses natural language processing to find and match named geographies found in the supplied text.

Identify mentioned organizations

Resolve and link organization names to official Candid nonprofit profiles.

Knowledge resources

Get answers to questions about the social and philanthropic sector directly fom Candid's subject matter experts.

Search organizations

Find nonprofits and grantmaking organizations in Candid's database by name, mission, EIN, location, or type of work.

Taxonomy terms

Uses natural language processing to align input text to Candid's taxonomy, the Philanthropy Classification System (PCS).

FRAMEWORKS

How to build Candid MCP Agent with another framework

ChatGPT Work logo

ChatGPT Work

Use Candid MCP with ChatGPT Work

Hermes logo

Hermes

Use Candid MCP with Hermes

FAQ

Frequently asked questions

With a standalone Candid MCP server, the agents and LLMs can only access a fixed set of Candid tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Candid and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Claude Cowork fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Candid tools.

Yes, absolutely. You can configure which Candid scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Candid data and credentials are handled as safely as possible.

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