`ads_citations`

Pack: nasa-ads · Endpoint: https://gateway.pipeworx.io/nasa-ads/mcp

No MCP client? Call it directly: GET https://gateway.pipeworx.io/v1/tools/ads_citations for the schema, then POST the same URL with its arguments for the data.

Papers that cite a given paper, or the papers it cites — the ADS citation graph, which is

Parameters

Name	Type	Required	Description
`bibcode`	string	yes	ADS bibcode of the paper, e.g. “2015ApJ…808…50A”. Get one from ads_search or ads_paper.
`direction`	string	no	”citations” (default) = papers citing this one. “references” = the bibliography of this one.
`sort`	string	no	Result order (default “citation_count desc”, so the most influential come first).
`limit`	number	no	Max papers to return (default 25, max 100).
`start`	number	no	Offset for paging (default 0).
`_apiKey`	string	no	NASA ADS API token — free from https://ui.adsabs.harvard.edu/user/settings/token.

Example call

Arguments

{
  "bibcode": "2015ApJ...808...50A",
  "direction": "citations",
  "limit": 25
}

curl

curl -X POST https://gateway.pipeworx.io/nasa-ads/mcp \
  -H 'Content-Type: application/json' \
  -d '{"jsonrpc":"2.0","id":1,"method":"tools/call","params":{"name":"ads_citations","arguments":{"bibcode":"2015ApJ...808...50A","direction":"citations","limit":25}}}'

TypeScript (@pipeworx/sdk)

import { Pipeworx } from '@pipeworx/sdk';
const pipeworx = new Pipeworx();

const result = await pipeworx.call('ads_citations', {
  "bibcode": "2015ApJ...808...50A",
  "direction": "citations",
  "limit": 25
});

Connect

Add this to your MCP client config, or use one-click install buttons:

{
  "mcpServers": {
    "nasa-ads": {
      "url": "https://gateway.pipeworx.io/nasa-ads/mcp"
    }
  }
}

See Getting Started for client-specific install steps.

Regenerated from source · build September 18, 2026

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