ClinicalTrials.gov API — Studies

naftiko: 1.0.0-alpha2
info:
  label: ClinicalTrials.gov API — Studies
  description: 'ClinicalTrials.gov API — Studies. 2 operations. Lead operation: Search Clinical Trial Studies. Self-contained
    Naftiko capability covering one United States National Library Of Medicine business surface.'
  tags:
  - United States National Library Of Medicine
  - Studies
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    UNITED_STATES_NATIONAL_LIBRARY_OF_MEDICINE_API_KEY: UNITED_STATES_NATIONAL_LIBRARY_OF_MEDICINE_API_KEY
capability:
  consumes:
  - type: http
    namespace: nlm-clinicaltrials-studies
    baseUri: https://clinicaltrials.gov/api/v2
    description: ClinicalTrials.gov API — Studies business capability. Self-contained, no shared references.
    resources:
    - name: studies
      path: /studies
      operations:
      - name: searchstudies
        method: GET
        description: Search Clinical Trial Studies
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: query.term
          in: query
          type: string
          description: Full-text search query term
        - name: query.cond
          in: query
          type: string
          description: Condition or disease filter
        - name: query.intr
          in: query
          type: string
          description: Intervention or treatment filter
        - name: query.spons
          in: query
          type: string
          description: Sponsor or collaborator filter
        - name: query.lead
          in: query
          type: string
          description: Lead sponsor filter
        - name: filter.overallStatus
          in: query
          type: array
          description: Trial overall status filter
        - name: filter.phase
          in: query
          type: array
          description: Clinical trial phase filter
        - name: filter.studyType
          in: query
          type: string
          description: Study type filter
        - name: filter.advanced
          in: query
          type: string
          description: Advanced filter using Essie expression syntax
        - name: pageSize
          in: query
          type: integer
          description: Number of results per page (max 1000)
        - name: pageToken
          in: query
          type: string
          description: Token for fetching the next page of results
        - name: fields
          in: query
          type: string
          description: Comma-separated list of fields to return
        - name: sort
          in: query
          type: string
          description: Sort order (e.g. @relevance, LastUpdatePostDate:desc)
        - name: format
          in: query
          type: string
          description: Response format
    - name: studies-nctId
      path: /studies/{nctId}
      operations:
      - name: getstudy
        method: GET
        description: Get Study by NCT ID
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: nctId
          in: path
          type: string
          description: ClinicalTrials.gov NCT identifier (e.g. NCT04000009)
          required: true
        - name: fields
          in: query
          type: string
          description: Comma-separated list of fields to return
        - name: format
          in: query
          type: string
  exposes:
  - type: rest
    namespace: nlm-clinicaltrials-studies-rest
    port: 8080
    description: REST adapter for ClinicalTrials.gov API — Studies. One Spectral-compliant resource per consumed operation,
      prefixed with /v1.
    resources:
    - path: /v1/studies
      name: studies
      description: REST surface for studies.
      operations:
      - method: GET
        name: searchstudies
        description: Search Clinical Trial Studies
        call: nlm-clinicaltrials-studies.searchstudies
        with:
          query.term: rest.query.term
          query.cond: rest.query.cond
          query.intr: rest.query.intr
          query.spons: rest.query.spons
          query.lead: rest.query.lead
          filter.overallStatus: rest.filter.overallStatus
          filter.phase: rest.filter.phase
          filter.studyType: rest.filter.studyType
          filter.advanced: rest.filter.advanced
          pageSize: rest.pageSize
          pageToken: rest.pageToken
          fields: rest.fields
          sort: rest.sort
          format: rest.format
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/studies/{nctid}
      name: studies-nctid
      description: REST surface for studies-nctId.
      operations:
      - method: GET
        name: getstudy
        description: Get Study by NCT ID
        call: nlm-clinicaltrials-studies.getstudy
        with:
          nctId: rest.nctId
          fields: rest.fields
          format: rest.format
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: nlm-clinicaltrials-studies-mcp
    port: 9090
    transport: http
    description: MCP adapter for ClinicalTrials.gov API — Studies. One tool per consumed operation, routed inline through
      this capability's consumes block.
    tools:
    - name: search-clinical-trial-studies
      description: Search Clinical Trial Studies
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: nlm-clinicaltrials-studies.searchstudies
      with:
        query.term: tools.query.term
        query.cond: tools.query.cond
        query.intr: tools.query.intr
        query.spons: tools.query.spons
        query.lead: tools.query.lead
        filter.overallStatus: tools.filter.overallStatus
        filter.phase: tools.filter.phase
        filter.studyType: tools.filter.studyType
        filter.advanced: tools.filter.advanced
        pageSize: tools.pageSize
        pageToken: tools.pageToken
        fields: tools.fields
        sort: tools.sort
        format: tools.format
      outputParameters:
      - type: object
        mapping: $.
    - name: get-study-nct-id
      description: Get Study by NCT ID
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: nlm-clinicaltrials-studies.getstudy
      with:
        nctId: tools.nctId
        fields: tools.fields
        format: tools.format
      outputParameters:
      - type: object
        mapping: $.