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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

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

claude mcp add --transport http irs-990 https://mcp.olyport.com/irs-990/mcp

[mcp_servers.irs-990]
url = "https://mcp.olyport.com/irs-990/mcp"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "irs-990": {
      "type": "remote",
      "url": "https://mcp.olyport.com/irs-990/mcp",
      "enabled": true
    }
  }
}

{
  "mcpServers": {
    "irs-990": {
      "type": "http",
      "url": "https://mcp.olyport.com/irs-990/mcp"
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=irs-990&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbWNwLm9seXBvcnQuY29tL2lycy05OTAvbWNwIn0%3D"
}

{
  "servers": {
    "irs-990": {
      "type": "http",
      "url": "https://mcp.olyport.com/irs-990/mcp"
    }
  }
}

{
  "mcpServers": {
    "irs-990": {
      "httpUrl": "https://mcp.olyport.com/irs-990/mcp"
    }
  }
}

extensions:
  "irs-990":
    enabled: true
    name: "irs-990"
    type: streamable_http
    uri: "https://mcp.olyport.com/irs-990/mcp"
    timeout: 300

Quality 79 / 100good

protocol75 · weight 25

warn
protocol.modernnewest supported version is 2025-11-25; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
n/a
protocol.statelessonly applies to 2026-07-28 servers
pass
protocol.transportstreamable HTTP
n/a
protocol.list_ttlonly applies to 2026-07-28 servers

authorizationn/a · weight 15

n/a
auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
n/a
auth.secret_in_urlno templated URL

tool hygiene71 · weight 30

pass
tools.descriptionsevery tool has a description
pass
tools.description_lengthdescriptions are concise
pass
tools.schemasevery tool has an object input schema
fail
tools.annotationsno tool declares readOnlyHint or destructiveHint, so clients cannot tell safe calls from risky ones
fail
tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: get_nonprofit_details (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); search_nonprofits (readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_nonprofit_filings (readOnlyHint, destructiveHint, idempotentHint, openWorldHint)
pass
tools.token_costabout 553 tokens to load every tool
pass
tools.api_dumptools are not a one-to-one API dump

stability100 · weight 15

pass
stability.changesno tool changes in 30 days
pass
stability.rug_pullno tool changed its meaning under the same name

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

3 tools, about 553 tokens to load them all · tool set 52fb470b69b7 · checked 2026-10-20 18:06 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 72 / 100

no-repository

provenance55

liveness100

freshness45

hygiene80

+dns-namespace +website +reachable +uptime-100% -stale-200d -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://mcp.olyport.com/irs-990/mcp` streamable-http	none	yes	100%	265 ms	2025-11-25	2026-10-20

Tools (3)

`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, and filing history. Use search_nonprofits first to find the EIN. Args: ein: Employer Identification Number (e.g. '13-1837418' or '131837418').
`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 for tracking financial trends over time. Args: ein: Employer Identification Number (e.g. '13-1837418' or '131837418').
`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. Args: query: Search keywords (e.g. 'food bank', 'habitat for humanity'). state: Two-letter state abbreviation to filter by (e.g. 'CA', 'TX'). ntee_code: NTEE major category code (1-10). 1=Arts, 2=Education, 3=Environment, 4=Health, 5=Human Services, 6=International, 7=Public Benefit, 8=Religion, 9=Mutual Benefit, 10=Unknown. c_code: IRS subsection code (e.g. 3 for 501(c)(3), 4 for 501(c)(4)). page: Zero-indexed page number (25 results per page).

Schemas: list_tools.

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Official server.json

{
  "name": "com.olyport/irs-990",
  "title": "IRS 990 Nonprofit Data",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://mcp.olyport.com/irs-990/mcp",
      "type": "streamable-http"
    }
  ],
  "version": "1.1.0",
  "websiteUrl": "https://olyport.com",
  "description": "Nonprofit lookup and IRS 990 filing data: revenue, assets, and compensation via ProPublica"
}