Integrate Candid (GuideStar) with Claude, Cursor, Chatbots & AI Agents MCP Server

Q: Can I verify if a non-profit is eligible for tax-deductible donations?

Yes! Use the verifycharitystatus tool with the organization's EIN. Your agent will fetch the real-time compliance status from Candid's Charity Check API.

Access comprehensive non-profit data via Candid — search organizations, verify charity status, and retrieve detailed financials directly from any AI agent.

GDPR Free for Subscribers

Compatible with every major AI agent and IDE

Claude

ChatGPT

Cursor

Gemini

Windsurf

VS Code

JetBrains

Vercel

+ other MCP clients

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Get charity check pdf on Candid (GuideStar)

Generate a PDF report for compliance record-keeping

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Get demographics on Candid (GuideStar)

Get DEI data for a nonprofit

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Get grant details on Candid (GuideStar)

Get specific details for a grant

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Get nonprofit eligibility on Candid (GuideStar)

Verify nonprofit eligibility for specific donation platforms

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Get nonprofit essentials on Candid (GuideStar)

Get core details for a nonprofit by EIN

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Get nonprofit news on Candid (GuideStar)

Get real-time social sector news related to a nonprofit

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Get nonprofit premier on Candid (GuideStar)

Get comprehensive deep-dive data for a nonprofit by EIN

Search grants on Candid (GuideStar)

Search for grants awarded by foundations

Search nonprofits on Candid (GuideStar)

Search for nonprofits using filters

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Verify charity status on Candid (GuideStar)

Verify an organization's eligibility to receive tax-deductible contributions

Security & Code Integrity Audit

Every tool in the Candid (GuideStar) MCP Server is continuously audited by the Vinkius Security Engine. We guarantee zero-trust payload isolation, strict data boundaries, and deterministic execution for enterprise-grade AI agents.

A+Score: 100

How Vinkius protects your data

Is there a risk of the AI "going crazy" and deleting important company data?

No. With Vinkius, the AI operates on "rails". It can only make the exact moves you authorized in the tool's settings. It cannot invent routes, access other networks in your company, or decide to delete random files. If the action isn't in the approved catalog, the attempt is blocked instantly.

Can I verify if a non-profit is eligible for tax-deductible donations?

Yes! Use the verify_charity_status tool with the organization's EIN. Your agent will fetch the real-time compliance status from Candid's Charity Check API.

What happens if the underlying API rate limits my agent?

Our edge infrastructure automatically handles backoffs, queueing, and throttling. If an AI agent sends too many erratic requests, Vinkius manages the rate limits gracefully, ensuring your backend doesn't crash.

Does the AI train on my tools or API data?

No. Vinkius enforces a strict Zero-Retention policy. Your data simply passes through our secure servers to complete the requested action and is instantly forgotten. Nothing you do here is ever stored, logged, or used to train any artificial intelligence.

How Chatbots Interact with Candid (GuideStar)

Enable conversational interfaces like ChatGPT and Claude to execute programmatic commands against the Candid (GuideStar) infrastructure.

LLM Orchestration for nonprofit data

The Candid (GuideStar) MCP translates LLM intent into specific nonprofit data actions. Agents like Cursor use this to interface securely with your data management infrastructure.

Cursor Copilot for philanthropy

The Candid (GuideStar) MCP integration translates natural language prompts into structured philanthropy queries. This allows agents to fetch and update data management records securely.