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GET
Market days supply

Authorizations

X-API-Key
string
header
required

Your Hrizn API key (prefix hzk_)

Query Parameters

make
string

Vehicle make

model
string

Vehicle model

trim
string

Trim level

year_min
integer
Required range: 1980 <= x <= 2100
year_max
integer
Required range: 1980 <= x <= 2100
car_type
enum<string>
Available options:
new,
used,
certified
zip
string

ZIP override (dealership ZIP auto-resolved when omitted)

Required string length: 3 - 12
state
string

US state code when no ZIP

Required string length: 2
radius_miles
integer
Required range: 1 <= x <= 500

Response

Market days supply

data
object

Live market payload (shape varies by endpoint)

Last modified on July 26, 2026