MCP Gateway

fulcrum: "1.0"
name: semantic_scholar
description: Search academic papers from Semantic Scholar. Find research papers, citations, authors, and influential works. Free, no API key required for basic use.

schema:
  input:
    type: object
    properties:
      query:
        type: string
        description: Search query for papers
        examples:
          - "machine learning transformers"
          - "CRISPR gene editing"
      fields:
        type: string
        description: Comma-separated fields to return
        default: "paperId,title,abstract,year,citationCount,authors,url"
      limit:
        type: integer
        description: Number of results (max 100)
        default: 10
      year:
        type: string
        description: Year range filter (e.g., "2020-2024" or "2023")
      open_access_pdf:
        type: boolean
        description: Only return papers with open access PDF
        default: false
    required:
      - query
  output:
    type: object
    properties:
      total:
        type: integer
      data:
        type: array
        items:
          type: object
          properties:
            paperId:
              type: string
            title:
              type: string
            abstract:
              type: string
            year:
              type: integer
            citationCount:
              type: integer
            influentialCitationCount:
              type: integer
            authors:
              type: array
              items:
                type: object
                properties:
                  authorId:
                    type: string
                  name:
                    type: string
            url:
              type: string
            openAccessPdf:
              type: object
              properties:
                url:
                  type: string
                status:
                  type: string
            venue:
              type: string

providers:
  primary:
    service: rest
    cost_per_call: 0
    timeout: 15
    config:
      base_url: https://api.semanticscholar.org
      path: /graph/v1/paper/search
      method: GET
      headers:
        Accept: "application/json"
      params:
        query: "{query}"
        fields: "{fields}"
        limit: "{limit}"
        year: "{year}"
        openAccessPdf: "{open_access_pdf}"

cache:
  strategy: exact
  ttl: 3600

auth:
  required: false
  type: none

metadata:
  category: reference
  tags:
    - academic
    - research
    - papers
    - citations
    - semantic-scholar
    - science
    - free
  cost_category: free
  execution_time: fast
  read_only: true
  rate_limit: 100 req/5min (unauthenticated)
  docs: https://api.semanticscholar.org/