> ## Documentation Index > Fetch the complete documentation index at: https://docs.anysite.io/llms.txt > Use this file to discover all available pages before exploring further. # /pubmed/articles > Get a PubMed article by its PMID **Price:** 1 credit **⚠️ Common errors:** 412: Article not found ## OpenAPI ````yaml /openapi/research-papers.json post /api/pubmed/articles openapi: 3.1.0 info: title: Any Site API description: >+ Any Site API provides programmatic access to data from LinkedIn, Instagram, Twitter, and other platforms. ## Authentication All API endpoints require an `access-token` header with a valid API token. Tokens can be created in the [dashboard](https://app.anysite.io/). ## Pricing Each endpoint has a credit cost listed in its description. Credits are deducted from your token balance per request. version: 0.0.1 servers: [] security: - AccessToken: [] paths: /api/pubmed/articles: post: tags: - /pubmed summary: /pubmed/articles description: |- Get a PubMed article by its PMID **Price:** 1 credit **⚠️ Common errors:** 412: Article not found operationId: __api_pubmed_articles_post parameters: - name: access-token in: header required: true schema: anyOf: - type: string requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/PubmedArticlesPayload' responses: '200': description: Successful Response content: application/json: schema: type: array items: $ref: '#/components/schemas/PubmedArticle' '422': description: Validation Error content: application/json: schema: $ref: '#/components/schemas/HTTPValidationError' components: schemas: PubmedArticlesPayload: properties: timeout: type: integer maximum: 1500 minimum: 20 default: 300 id: type: string minLength: 1 type: object required: - id PubmedArticle: properties: '@type': type: string default: PubmedArticle pmid: type: string doi: anyOf: - type: string - type: 'null' pmcid: anyOf: - type: string - type: 'null' pii: anyOf: - type: string - type: 'null' vernacular_title: anyOf: - type: string - type: 'null' abstract: anyOf: - type: string - type: 'null' author_string: anyOf: - type: string - type: 'null' last_author: anyOf: - type: string - type: 'null' authors: items: $ref: '#/components/schemas/PubmedAuthor' type: array default: [] journal: anyOf: - $ref: '#/components/schemas/PubmedJournal' - type: 'null' pub_year: anyOf: - type: integer - type: 'null' pub_date: anyOf: - type: string - type: 'null' epub_date: anyOf: - type: string - type: 'null' language: anyOf: - type: string - type: 'null' pub_model: anyOf: - type: string - type: 'null' publication_status: anyOf: - type: string - type: 'null' pub_types: items: type: string type: array default: [] keywords: items: type: string type: array default: [] mesh_headings: items: $ref: '#/components/schemas/PubmedMeshHeading' type: array default: [] chemicals: items: $ref: '#/components/schemas/PubmedChemical' type: array default: [] grants: items: $ref: '#/components/schemas/PubmedGrant' type: array default: [] data_banks: items: $ref: '#/components/schemas/PubmedDataBank' type: array default: [] coi_statement: anyOf: - type: string - type: 'null' citation_subset: anyOf: - type: string - type: 'null' history: items: $ref: '#/components/schemas/PubmedHistoryEvent' type: array default: [] date_completed: anyOf: - type: string - type: 'null' date_revised: anyOf: - type: string - type: 'null' record_status: anyOf: - type: string - type: 'null' pmc_ref_count: type: integer default: 0 web_url: type: string default: '' type: object required: - pmid HTTPValidationError: properties: detail: items: $ref: '#/components/schemas/ValidationError' type: array type: object PubmedAuthor: properties: '@type': type: string default: PubmedAuthor full_name: anyOf: - type: string - type: 'null' last_name: anyOf: - type: string - type: 'null' first_name: anyOf: - type: string - type: 'null' initials: anyOf: - type: string - type: 'null' orcid: anyOf: - type: string - type: 'null' affiliation: anyOf: - type: string - type: 'null' type: object PubmedJournal: properties: '@type': type: string default: PubmedJournal iso_abbreviation: anyOf: - type: string - type: 'null' medline_abbreviation: anyOf: - type: string - type: 'null' nlmid: anyOf: - type: string - type: 'null' issn: anyOf: - type: string - type: 'null' essn: anyOf: - type: string - type: 'null' issn_linking: anyOf: - type: string - type: 'null' volume: anyOf: - type: string - type: 'null' issue: anyOf: - type: string - type: 'null' pages: anyOf: - type: string - type: 'null' country: anyOf: - type: string - type: 'null' pub_date: anyOf: - type: string - type: 'null' type: object PubmedMeshHeading: properties: '@type': type: string default: PubmedMeshHeading descriptor_name: type: string descriptor_ui: anyOf: - type: string - type: 'null' is_major_topic: type: boolean default: false qualifiers: items: type: string type: array default: [] type: object required: - descriptor_name PubmedChemical: properties: '@type': type: string default: PubmedChemical name: type: string registry_number: anyOf: - type: string - type: 'null' type: object required: - name PubmedGrant: properties: '@type': type: string default: PubmedGrant grant_id: anyOf: - type: string - type: 'null' agency: anyOf: - type: string - type: 'null' acronym: anyOf: - type: string - type: 'null' country: anyOf: - type: string - type: 'null' type: object PubmedDataBank: properties: '@type': type: string default: PubmedDataBank name: type: string accession: type: string type: object required: - name - accession PubmedHistoryEvent: properties: '@type': type: string default: PubmedHistoryEvent status: type: string date: type: string type: object required: - status - date ValidationError: properties: loc: items: anyOf: - type: string - type: integer type: array msg: type: string type: type: string input: {} ctx: type: object type: object required: - loc - msg - type securitySchemes: AccessToken: type: apiKey in: header name: access-token description: API token from the dashboard ````