US Census Bureau · Capability

Census Microdata API — PUMS And CPS

Census Microdata API — PUMS And CPS. 3 operations. Lead operation: Tabulate ACS 1-Year Person PUMS. Self-contained Naftiko capability for microdata tabulation.

Census Microdata API — PUMS And CPS is a Naftiko capability published by US Census Bureau, one of 8 capabilities the APIs.io network indexes for this provider. It bundles 3 operations.

The capability includes 3 read-only operations. Lead operation: Tabulate ACS 1-Year Person PUMS. Can be deployed as a REST endpoint, MCP tool, or Agent Skill via Naftiko.

Tagged areas include US Census Bureau, Microdata, and PUMS.

Run with Naftiko US Census BureauMicrodataPUMS

MCP Tools

census-tabulate-acs1-pums

Tabulate ACS 1-Year Person PUMS

read-only

census-tabulate-acs5-pums

Tabulate ACS 5-Year Person PUMS

read-only

census-get-cps-basic

Get CPS Basic Monthly Microdata

read-only

Capability Spec

naftiko: 1.0.0-alpha2
info:
  label: Census Microdata API — PUMS And CPS
  description: 'Census Microdata API — PUMS And CPS. 3 operations. Lead operation: Tabulate ACS 1-Year Person
    PUMS. Self-contained Naftiko capability for microdata tabulation.'
  tags:
  - US Census Bureau
  - Microdata
  - PUMS
  created: '2026-05-25'
  modified: '2026-05-25'
binds:
- namespace: env
  keys:
    CENSUS_API_KEY: CENSUS_API_KEY
capability:
  consumes:
  - type: http
    namespace: census-microdata-api-microdata
    baseUri: https://api.census.gov/data
    resources:
    - name: acs1-pums
      path: /{vintage}/acs/acs1/pums
      operations:
      - name: tabulateacs1pumsperson
        method: GET
        description: Tabulate ACS 1-Year Person PUMS
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: acs5-pums
      path: /{vintage}/acs/acs5/pums
      operations:
      - name: tabulateacs5pumsperson
        method: GET
        description: Tabulate ACS 5-Year Person PUMS
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    - name: cps-basic
      path: /{vintage}/cps/basic/{month}
      operations:
      - name: getcpsbasic
        method: GET
        description: Get CPS Basic Monthly Microdata
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
    authentication:
      type: apikey
      key: key
      value: '{{env.CENSUS_API_KEY}}'
      placement: query
  exposes:
  - type: mcp
    namespace: census-microdata-api-microdata-mcp
    port: 9090
    transport: http
    description: MCP adapter exposing PUMS tabulation to AI assistants.
    tools:
    - name: census-tabulate-acs1-pums
      description: Tabulate ACS 1-Year Person PUMS
      hints:
        readOnly: true
      call: census-microdata-api-microdata.tabulateacs1pumsperson
      outputParameters:
      - type: object
        mapping: $.
    - name: census-tabulate-acs5-pums
      description: Tabulate ACS 5-Year Person PUMS
      hints:
        readOnly: true
      call: census-microdata-api-microdata.tabulateacs5pumsperson
      outputParameters:
      - type: object
        mapping: $.
    - name: census-get-cps-basic
      description: Get CPS Basic Monthly Microdata
      hints:
        readOnly: true
      call: census-microdata-api-microdata.getcpsbasic
      outputParameters:
      - type: object
        mapping: $.