How to Use the PMC Open Access (PubMed Central) MCP in Claude

Q: How do I resolve PMC Open Access (PubMed Central) ID mismatches inside Claude Desktop?

Run the convertids tool directly in your chat. Claude Desktop will translate PMIDs, DOIs, and PMCIDs in a single step, ensuring your literature references are accurate.

Q: Can I pull full-text XML records using PMC Open Access (PubMed Central) and Claude Desktop?

Yes, you can. Use the oaigetrecord tool to retrieve specific structured XML metadata directly into your chat window for immediate analysis.

Q: How does this PMC Open Access (PubMed Central) MCP Server handle large biomedical datasets in Claude Desktop?

It uses oailistrecords to fetch structured batches. Your agent can then parse and organize these records without overloading your local workspace.

Q: What metadata formats can I query from the repository?

Use oailistmetadataformats to see what is available. This lets you choose between standard formats like Dublin Core or specific PMC schemas.

Pull PMC Open Access (PubMed Central) articles and convert IDs directly within Claude Desktop without leaving your chat.

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Connect PMC Open Access (PubMed Central) MCP to Claude Desktop

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Setup PMC Open Access (PubMed Central) with Claude Desktop

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Fast-track biomedical literature lookups in Claude Desktop

The `convert_ids` and `export_citation` tools allow you to manage biomedical identifiers directly within Claude Desktop via this MCP integration. Stop wasting time manually looking up PMIDs or copying DOIs from browser tabs. Your agent can translate these identifiers instantly inside your workspace, giving you immediate access to the exact paper you need. It keeps your research flow inside the chat, saving you from constant context switching.

Query PMC Open Access (PubMed Central) metadata on the fly

Using `oa_discover` and `oai_get_record` lets you find full-text links and detailed article metadata without leaving your chat. Finding relevant clinical trials or life science papers shouldn't require complex web scraping. Run these queries to let Claude Desktop pinpoint downloadable resources and fetch structured XML metadata. Your agent parses this structure instantly, presenting clean summaries without the usual manual digging.

Sync bulk records with this MCP Server

This MCP Server exposes `oai_list_records` and `oai_list_identifiers` to let you index entire sets of biomedical articles. Pulling large batches of medical data requires reliable endpoints. You can inspect repository formats using `oai_list_metadata_formats` to ensure your data pipelines match the required schema. It turns your chat interface into a direct portal to PubMed Central's OAI-PMH repository.

Setup guide

Set up PMC Open Access (PubMed Central) MCP in Claude Web or Desktop

1

Open Claude Settings

Go to claude.ai, click your profile icon, then navigate to Customize → Connectors.
2

Add Custom Connector

Click the "+" button and select Add custom connector. Paste your Vinkius endpoint URL: https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp Replace [YOUR_TOKEN_HERE] with your token from cloud.vinkius.com. For OAuth-protected servers, expand Advanced settings to add credentials.
3

Start a conversation

Open a new chat. The PMC Open Access (PubMed Central) MCP tools are available immediately — no restart needed.

Endpoint URL

https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp

No configuration file needed — paste the URL directly in the Claude web interface.

Available on Free (1 connector), Pro, Max, Team, and Enterprise plans.

Prerequisites

Claude Desktop installed (macOS or Windows)
Active Vinkius subscription with a valid endpoint token

1

Open Claude Desktop Settings

Click the menu icon at the top-left corner, go to Settings → Developer → Edit Config. This opens claude_desktop_config.json in your default text editor.
2

Paste the PMC Open Access (PubMed Central) MCP configuration

Copy the JSON snippet on the right into the mcpServers object. Replace [YOUR_TOKEN_HERE] with your endpoint token from cloud.vinkius.com.
3

Restart Claude Desktop

Close and reopen the application. Claude needs a full restart to load new MCPs — refreshing a conversation is not enough.
4

Verify the connection

Open a new conversation. Click the 🔌 icon at the bottom of the message input. You should see tools listed under pmc-open-access-pubmed-central-mcp.

json

{
  "mcpServers": {
    "pmc-open-access-pubmed-central-mcp": {
      "url": "https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp"
    }
  }
}

Get your connection token →

Independent Platform Disclaimer: Vinkius is an independent platform and is not affiliated with, endorsed by, sponsored by, verified by, or otherwise authorized by PMC (PubMed Central). All third-party trademarks, logos, and brand names are the property of their respective owners. Their use on this website is strictly for informational purposes to identify service compatibility and interoperability.

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Common questions about PMC Open Access (PubMed Central) MCP in Claude Desktop

Run the `convert_ids` tool directly in your chat. Claude Desktop will translate PMIDs, DOIs, and PMCIDs in a single step, ensuring your literature references are accurate.

Yes, you can. Use the `oai_get_record` tool to retrieve specific structured XML metadata directly into your chat window for immediate analysis.

It uses `oai_list_records` to fetch structured batches. Your agent can then parse and organize these records without overloading your local workspace.

Use `oai_list_metadata_formats` to see what is available. This lets you choose between standard formats like Dublin Core or specific PMC schemas.

No, because this server only processes public biomedical literature metadata and article identifiers. Your queries run locally on Claude Desktop or through secure, isolated sandboxes, meaning your private clinical notes never reach public servers.

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