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OpenCitations provides open bibliographic and citation data. Use it to fetch citations and references by DOI and to look up bibliographic metadata.
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Domain knowledge for OpenCitations — workflow patterns, data models, and gotchas for your AI agent.
OpenCitations provides open bibliographic and citation data. Use it to fetch citations and references by DOI and to look up bibliographic metadata.
Opencitations Get Metadata
Fetch bibliographic metadata for a DOI using OpenCitations Meta API.
Opencitations List Citations By Doi
List incoming citations for a DOI using OpenCitations Index API.
Opencitations List References By Doi
List outgoing references for a DOI using OpenCitations Index API.
Connect OpenCitations to any MCP client in minutes
Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
You’ll sign in to MCPBundles when your client connects.
https://mcp.mcpbundles.com/bundle/opencitationsSign in once, then chat here with saved access — one connection to many servers, with a history of what your AI ran.
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OpenCitations is used here only to identify this integration; MCPBundles is not affiliated with or endorsed by OpenCitations or its owner.
Opens ChatGPT on the web or desktop and asks it to use the WebMCP tools available here.
You’ll sign in to MCPBundles when your client connects.
https://mcp.mcpbundles.com/bundle/opencitationsSign in once, then chat here with saved access — one connection to many servers, with a history of what your AI ran.
Chat with AI and run tools instantly.
Browse all toolsOpenCitations provides open bibliographic and citation data. Use it to fetch citations and references by DOI and to look up bibliographic metadata. It provides 3 tools that AI agents can use through the Model Context Protocol (MCP).
Add the MCPBundles server URL to your MCP client configuration (Claude Desktop, Cursor, VS Code, etc.). The URL format is: https://mcp.mcpbundles.com/bundle/opencitations. Authentication is handled automatically.
OpenCitations provides 3 tools that can be called by AI agents, along with a SKILL.md that gives your AI agent domain knowledge about when and how to use them.
OpenCitations uses open data APIs — no authentication required.
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MCPBundles is an independent platform built on the open Model Context Protocol standard. Not affiliated with Anthropic PBC or Claude.
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