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100
MCP live v1.1.0 MCP 2025-11-25 streamable-http

IRS 990 Nonprofit Data

com.olyport/irs-990

Nonprofit lookup and IRS 990 filing data: revenue, assets, and compensation via ProPublica

Uptime
100.0%
5 direct probes · 30d
Response
804ms
last probe
Tools
3
callable
Resources
0
readable
Prompts
0
available
Primary URL
https://mcp.olyport.com/irs-990/mcp
Score: 100/100
Handshake verified by our own probe.
why this score
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
3 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
3 items in total; 3 or more earns these points.
pass Describes itself 10/10
90 characters; more than 30 earns these points.

Tools · 3

search_nonprofits

Search for nonprofit organizations by name or keyword. Searches the ProPublica Nonprofit Explorer database of IRS 990 filers. Returns organization name, EIN, location, revenue, and tax status…

get_nonprofit_details

Get detailed information about a nonprofit organization by EIN. Returns comprehensive data from the organization's IRS 990 filings including revenue, expenses, assets, executive compensation,…

get_nonprofit_filings

Get the filing history for a nonprofit organization. Returns a list of all available IRS 990 filings for the organization, including both filings with parsed data and those without. Useful fo…

How to use

Add to your Claude Desktop / Cursor / Cline MCP config:

{
  "mcpServers": {
    "irs_990_nonprofit_data": {
      "url": "https://mcp.olyport.com/irs-990/mcp",
      "transport": "streamable-http"
    }
  }
}