← Research Organisations (ROR)
research by fourzerotwo
Lookup by external id
Find the organisation for a GRID id, ISNI, Wikidata QID or Crossref Funder ID.
Lookup by external id Free
Find the organisation for a GRID id, ISNI, Wikidata QID or Crossref Funder ID.
- cost
- Free then $0.001 / call
- MCP tool
- ror__external-id
- method
- GET
Free up to 100 calls a day over MCP (500 with a free key), then $0.001 per call by card credit or USDC. Free key · Pay by card
GET https://fourzerotwo.si/v1/ror/external-id
| Param | Type | Description |
|---|---|---|
| id | string | GRID, ISNI, Wikidata QID or Crossref Funder ID |
# free: send a free key from https://fourzerotwo.si/free curl -H "X-API-Key: fzt_…" "https://fourzerotwo.si/v1/ror/external-id?id=grid.4991.5" # no key: returns 402 with the price, for x402 agents curl -i "https://fourzerotwo.si/v1/ror/external-id?id=grid.4991.5"
by fourzerotwo
Report this endpoint
Use it from an AI agent (MCP)
Add the server once, then ask for this data in plain English. The agent finds the endpoint with search_apis and runs it with call_api.
{
"mcpServers": {
"fourzerotwo": { "type": "http", "url": "https://fourzerotwo.si/mcp" }
}
}
# the call the agent makes
call_api {"tool": "ror__external-id", "arguments": {"id":"grid.4991.5"}}
More from Research Organisations (ROR)
- Search organisations — Find research organisations by name, acronym or keyword, optionally filtered by country and type.
- Organisation by ROR id — Full record: names and aliases, types, status, founding year, location, website, domains, external ids.
- Match an affiliation string — Turn a free-text affiliation (as printed on a paper) into the matching organisation, with ROR's confidence fla...
- Parents & children — Parent, child and related organisations of a ROR record.
Research Organization Registry (ROR), https://ror.org, CC0 1.0.