--- title: "Retrieves basic filter availability info" slug: "retrieves-basic-filter-availability-info" updated: 2025-04-28T20:02:30Z published: 2025-04-28T20:02:30Z canonical: "help.unleash.so/retrieves-basic-filter-availability-info" --- > ## Documentation Index > Fetch the complete documentation index at: https://help.unleash.so/llms.txt > Use this file to discover all available pages before exploring further. # Retrieves basic filter availability info Post/filters/stats SecurityAPI KeyHeader parameter nameAuthorization Enter the token with the `Bearer: ` prefix, e.g. "Bearer abcde12345". Header parametersunleash-account Email address of the user to impersonate. This header allows the caller to perform actions on behalf of the specified user. Body parametersobject assistantIdstring | null object assistantIdstring | null object assistantIdstring | null Responses200 Success Expand Allobject availableFiltersobject | null property*object | null additionalPropertiesproperty* Array of string additionalPropertiesstring requestIdstring | null Expand Allobject availableFiltersobject | null property*object | null additionalPropertiesproperty* Array of string additionalPropertiesstring requestIdstring | null Expand Allobject availableFiltersobject | null property*object | null additionalPropertiesproperty* Array of string additionalPropertiesstring requestIdstring | null 400 Bad Request Expand Allobject typestring | null titlestring | null statusinteger (int32) | null detailstring | null instancestring | null errorsobject | null property* Array of string additionalPropertiesstring property* Expand Allobject typestring | null titlestring | null statusinteger (int32) | null detailstring | null instancestring | null errorsobject | null property* Array of string additionalPropertiesstring property* Expand Allobject typestring | null titlestring | null statusinteger (int32) | null detailstring | null instancestring | null errorsobject | null property* Array of string additionalPropertiesstring property*