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Getting Started

  • Welcome to Candid's developer portal
  • Get API access

Documentation

  • Authentication and account management
  • Status and error codes
  • Rate limits and thresholds
  • Usage, health and activity
  • Security
  • Status and uptime
  • Release management
  • OpenAPI Specification docs
  • Running in Postman

Key Concepts

  • About our data
  • Candid's taxonomy
  • Location GeoNames

APIs

  • Essentials API
    • /essentials/v3post
    • /essentials/v2post
    • /essentials/v1post
    • /essentials/lookupget
    • /essentials/lookup/{filter_name}get
    • /essentials/lookup/{filter_name}/{key_or_value}get
  • Premier API
    • /premier/v3get
    • /premier/v2get
    • /premier/v1get
    • /premier/v1/ftapdfget
    • /premier/v1/propdfget
  • Charity Check API
    • /charitycheck/v1get
    • /charitycheck/v1/stateget
    • /charitycheck/v1/{state}?ein={ein}&state_entity_id={state_entity_id}&ag_state_charity_reg_num={ag_state_charity_reg_num}get
  • Charity Check Bulk API
    • /charitycheckbulk/v1post
  • Charity Check PDF API
    • /charitycheckpdf/v2/pdfget
    • /charitycheckpdf/v1/pdfget
  • Grants API
    • /summaryget
    • /fundersget
    • /recipientsget
    • /transactionsget
  • Demographics API
    • /demographics/v1get
  • News API
    • /news/v1/searchget
  • Nonprofit Eligibility API
    • /eligible/v1get
  • Taxonomy API