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Key qualifiers: use signals as filters in the Public APIKey qualifiers is a feature that allows researchers to use signal type audience parameters as filters.The following fields can be used with Key qualifiers only if they are given values in the project:
  • Topics
  • Industries
  • Company size
  • Seniority
  • Skills
  • Household income
Can be added or updated during project create and update of draft projects.Key qualifiers can be found in the lookups: v1/lookups?pick=keyQualifier.
Last modified on August 18, 2026