# datacite.doi.lookup

Get full metadata for a specific DataCite DOI. Returns the complete scholarly metadata record: title, all creators with ORCID identifiers and affiliations, publisher, publication year, resource type, abstract, subjects, license, funding references (funder name, award number), related identifiers, language, formats, usage metrics (views, downloads, citations), and registration/update timestamps. Accepts bare DOI (e.g. "10.5281/zenodo.3490396") or full URL form. Most Zenodo, Dryad, Figshare, and institutional repository DOIs are registered with DataCite.

Agent View of the PolicyLayer registry record for `datacite.doi.lookup`. HTML page: https://policylayer.com/tools/io-github-whiteknightonhorse-apibase/datacite.doi.lookup

## Facts

- Tool: `datacite.doi.lookup`
- Server: Apibase (`apibase-mcp-client`) — https://policylayer.com/tools/io-github-whiteknightonhorse-apibase.md
- Install: `npx -y apibase-mcp-client`
- Homepage: https://github.com/whiteknightonhorse/APIbase
- Risk category: Write (Medium risk)
- Registry record: grade F, identity unverified
- Server auth posture: open
- Server rate-limited: no
- Parameters: 1 (1 required)
- Recommended policy verdict: Rate-limited

## Parameters

| Parameter | Type | Required | Description |
| --- | --- | --- | --- |
| `doi` | string | yes | The DOI to look up. Accepts bare DOI (e.g. "10.5281/zenodo.3490396") or full URL form ("https://doi.org/10.5281/zenodo.3490396"). Must be a DataCite-registered |

Parameters from the server's own tool schema.

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "datacite.doi.lookup",
    "arguments": {
      "doi": "<doi>"
    }
  }
}
```

## Why datacite.doi.lookup is rated Medium

An AI agent can call datacite.doi.lookup faster than any human can review: one bad instruction and it creates or modifies resources in Apibase by the hundred, each call as confident as the last.

## Use case

AI agents use datacite.doi.lookup to create or update resources in Apibase, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Apibase environment.

## Recommended policy (PolicyLayer)

Verdict: **Rate-limited**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches Apibase:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "datacite.doi.lookup": {
      "limits": [
        {
          "counter": "datacite.doi.lookup_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}
```

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## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

---

Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=io-github-whiteknightonhorse-apibase · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/io-github-whiteknightonhorse-apibase