Cortexa research tool·literature·opencitations

OpenCitations Get Citation Count

Get the total citation count for a scientific article using OpenCitations COCI index. Returns the number of times a paper has been cited in the OpenCitations database. Faster than retrieving the full citation list when you only need the count.

Livelast probed 2026-04-30 23:07Z· 108msCortexa

Status

The most recent probe succeeded. Safe to call from the agent today.

Last probed: 1d ago
Last success: 1d ago
Last latency: 108ms

Schema

JSON Schema the agent (or your API call) must match.

{
  "properties": {
    "doi": {
      "description": "DOI of the paper to count citations for. Do not include 'https://doi.org/' prefix. Example: '10.1002/jcc.21224'",
      "type": "string"
    }
  },
  "required": [
    "doi"
  ],
  "type": "object"
}

Examples (1)

Default OpenCitations Get Citation Count call

public-safeinput

{
  "doi": "10.1038/s41586-020-2649-2"
}

Expected response keys: success

Anonymous-safe example. Rate-limited; no sign-in required.

Identifiers

Catalog ID: tu_OpenCitations_get_citation_count
Tool name: OpenCitations_get_citation_count
Added: 2026-04-30 22:47Z
Tags: tooluniverse

Back to catalog