Search scholarly sources, verify references, and export citations with traceable evidence.
Connect Runs on your machine
claude mcp add cite-nexus-mcp -e CITE_NEXUS_CONTACT_EMAIL=<CITE_NEXUS_CONTACT_EMAIL> -e SEMANTIC_SCHOLAR_API_KEY=<SEMANTIC_SCHOLAR_API_KEY> -e OPENALEX_API_KEY=<OPENALEX_API_KEY> -e SERPAPI_API_KEY=<SERPAPI_API_KEY> -e SCOPUS_API_KEY=<SCOPUS_API_KEY> -e SCOPUS_INSTTOKEN=<SCOPUS_INSTTOKEN> -e WOS_API_KEY=<WOS_API_KEY> -e UNPAYWALL_EMAIL=<UNPAYWALL_EMAIL> -- uvx cite-nexus-mcp==0.2.2{
"mcpServers": {
"cite-nexus-mcp": {
"command": "uvx",
"args": [
"cite-nexus-mcp==0.2.2"
],
"env": {
"CITE_NEXUS_CONTACT_EMAIL": "<CITE_NEXUS_CONTACT_EMAIL>",
"SEMANTIC_SCHOLAR_API_KEY": "<SEMANTIC_SCHOLAR_API_KEY>",
"OPENALEX_API_KEY": "<OPENALEX_API_KEY>",
"SERPAPI_API_KEY": "<SERPAPI_API_KEY>",
"SCOPUS_API_KEY": "<SCOPUS_API_KEY>",
"SCOPUS_INSTTOKEN": "<SCOPUS_INSTTOKEN>",
"WOS_API_KEY": "<WOS_API_KEY>",
"UNPAYWALL_EMAIL": "<UNPAYWALL_EMAIL>"
}
}
}
}{
"mcpServers": {
"cite-nexus-mcp": {
"command": "uvx",
"args": [
"cite-nexus-mcp==0.2.2"
],
"env": {
"CITE_NEXUS_CONTACT_EMAIL": "<CITE_NEXUS_CONTACT_EMAIL>",
"SEMANTIC_SCHOLAR_API_KEY": "<SEMANTIC_SCHOLAR_API_KEY>",
"OPENALEX_API_KEY": "<OPENALEX_API_KEY>",
"SERPAPI_API_KEY": "<SERPAPI_API_KEY>",
"SCOPUS_API_KEY": "<SCOPUS_API_KEY>",
"SCOPUS_INSTTOKEN": "<SCOPUS_INSTTOKEN>",
"WOS_API_KEY": "<WOS_API_KEY>",
"UNPAYWALL_EMAIL": "<UNPAYWALL_EMAIL>"
}
}
}
}{
"servers": {
"cite-nexus-mcp": {
"type": "stdio",
"command": "uvx",
"args": [
"cite-nexus-mcp==0.2.2"
],
"env": {
"CITE_NEXUS_CONTACT_EMAIL": "<CITE_NEXUS_CONTACT_EMAIL>",
"SEMANTIC_SCHOLAR_API_KEY": "<SEMANTIC_SCHOLAR_API_KEY>",
"OPENALEX_API_KEY": "<OPENALEX_API_KEY>",
"SERPAPI_API_KEY": "<SERPAPI_API_KEY>",
"SCOPUS_API_KEY": "<SCOPUS_API_KEY>",
"SCOPUS_INSTTOKEN": "<SCOPUS_INSTTOKEN>",
"WOS_API_KEY": "<WOS_API_KEY>",
"UNPAYWALL_EMAIL": "<UNPAYWALL_EMAIL>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
CITE_NEXUS_CONTACT_EMAILOptional | Optional Crossref polite-pool contact email |
SEMANTIC_SCHOLAR_API_KEYOptional, secret | Optional Semantic Scholar account key |
OPENALEX_API_KEYOptional, secret | Key for explicitly selected OpenAlex queries; account credits apply |
SERPAPI_API_KEYOptional, secret | Key for explicitly selected commercial Google Scholar queries |
SCOPUS_API_KEYOptional, secret | Key for explicitly selected Scopus queries; entitlement required |
SCOPUS_INSTTOKENOptional, secret | Optional Scopus institutional token |
WOS_API_KEYOptional, secret | Key for explicitly selected Web of Science Starter queries |
UNPAYWALL_EMAILOptional | Optional email for Unpaywall open-access enrichment |
Details
| Package | [email protected] (PYPI, stdio) |
| First published | 17 Sep 2026 |
| Last updated | 17 Sep 2026 |
| Registry name | io.github.akougkas/cite-nexus-mcp |
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