Biomedical literature through NCBI E-utilities, plus PubTator3 annotations, iCite metrics, NCBI gene reports and ClinicalTrials.gov.
About the PubMed API
PubMed API on Apizie: 22 endpoints (Abstract, Annotation Search, Annotations, Citation Export, …) returned as clean JSON through one API key. 22 endpoints are live now. Call it over REST at https://zieapi.vercel.app/v1/research:pubmed/{endpoint} or from Claude, ChatGPT and Cursor through the Apizie MCP server. Free plan: 1,000 requests a month.
| Project key | research:pubmed |
|---|---|
| Status | Live |
| Endpoints | 22 |
| Category | Research |
| Source | pubmed.ncbi.nlm.nih.gov |
| Base URL | https://zieapi.vercel.app/v1/research:pubmed/{endpoint} |
| For AI tools | OpenAPI spec · Markdown (what is this?) |
PubMed API FAQ
How do I call the PubMed API?
Create a free Apizie key, then send GET https://zieapi.vercel.app/v1/research:pubmed/abstract with the header x-api-key. Every endpoint returns { project, data, timestamp }.
Is the PubMed API free on Apizie?
Yes. The Free plan includes 1,000 requests a month at 100 requests a minute, no credit card.
Can AI agents use the PubMed API?
Yes. Add the Apizie MCP server (https://zieapi.vercel.app/mcp) to Claude, ChatGPT, Cursor or VS Code, then ask in plain language. The agent calls run_scraper with project key research:pubmed.
What is the status of the PubMed API?
Live: works with just an Apizie key